Elastic Cloud Server
Elastic Cloud Server
Todos los resultados de "
" dentro de este producto
Todos los resultados de "
" dentro de este producto
Descripción general del servicio
¿Qué es el ECS?
Ventajas de ECS
Escenarios de aplicación de ECS
Notas y restricciones sobre el uso de ECS
ECS y otros servicios
Instancias
Descripción general
Ciclo de vida de ECS
Tipos de ECS
x86 Especificaciones y tipos de ECS
Especificaciones de ECS
ECS de cómputo general
ECS de cómputo-plus
ECS de cómputo-básico
ECS con memoria optimizada
ECS de memoria grande
ECS de disco intensivo
ECS con capacidad ultraalta de E/S
ECS para cómputo de alto rendimiento
ECS con aceleración mediante GPU
Kunpeng Especificaciones y tipos de ECS
Especificaciones de ECS
Kunpeng ECS de cómputo-plus
Especificaciones de ECS descontinuadas
Imágenes
Cloud-Init
Discos de EVS
Red
Seguridad
Proyecto y proyecto empresarial
Seguridad del hipervisor
Encriptación de usuario
HSS
CBR
Facturación
Gestión de permisos
Créditos de CPU
Historial de revisiones
Pasos iniciales
Descripción general
Compra de un ECS
Descripción general
Paso 1: Configuración de los ajustes básicos
Paso 2: Configuración de la red
Paso 3: Configuración de los ajustes avanzados
Paso 4: Confirmación
Inicio de sesión en el ECS
Inicialización de discos de datos EVS
Escenarios y particiones de disco
Inicialización de un disco de datos de Windows (Windows Server 2008)
Inicialización de un disco de datos de Windows (Windows Server 2019)
Inicialización de un disco de datos Linux (fdisk)
Inicialización de un disco de datos Linux (parted)
Inicialización de un disco de datos de Windows de más de 2 TiB (Windows Server 2008)
Inicialización de un disco de datos de Windows de más de 2 TiB (Windows Server 2012)
Inicialización de un disco de datos Linux de más de 2 TiB (parted)
Historial de revisiones
Guía del usuario
Instancias
Selección de una opción de compra de ECS
Precios anuales/mensuales
Precio de pago por uso
Precios de spot
ECS de precio de spot
Compra de un ECS de precio de spot
Instancias reservadas
Descripción general de la instancia reservada
Activación y compra de una instancia reservada
Modificación de atributos de IR
Cambio de pago por uso a anual/mensual
Cambio de anual/mensual a pago por uso
Compra de un ECS
Compra del mismo ECS
Consulta de información de ECS
Consulta de estados de creación de ECS
Consulta de errores
Consulta de detalles acerca de un ECS
Exportación de información de ECS
Inicio de sesión en un ECS de Windows
Descripción general de inicio de sesión
Inicio de sesión con VNC
Inicio de sesión con MSTSC
Inicio de sesión en un ECS de Windows desde un equipo Linux
Inicio de sesión en un ECS de Windows desde un terminal móvil
Inicio de sesión en ECS de Windows desde un Mac
Inicio de sesión en un ECS de Linux
Descripción general de inicio de sesión
Inicio de sesión con VNC
Inicio de sesión usando una clave SSH
Inicio de sesión mediante una contraseña de SSH
Inicio de sesión en un ECS de Linux desde un terminal móvil
Inicio de sesión en un ECS de Linux desde una computadora macOS
Gestión de ECS
Cambio de un nombre de ECS
Reinstalación del SO
Cambio del SO
Gestión de grupos de ECS
Cambio de la zona horaria de un ECS
Modificación de las especificaciones de la vCPU y de la memoria de ECS
Operaciones generales para la modificación de especificaciones
Cambio de un ECS Xen por un ECS KVM (Windows)
Cambio automático de un ECS Xen por un ECS KVM (Linux)
Cambio manual de un ECS Xen por un ECS KVM (Linux)
Migración de un ECS
Obtención de metadatos y transferencia de datos de usuario
Obtención de metadatos
Transferencia de los datos de usuario a ECS
(Opcional) Configuración de la asignación entre nombres de host y direcciones IP
(Opcional) Instalación de un controlador y un kit de herramientas
Controlador de GPU
Instalación de un controlador GRID en un ECS con aceleración mediante GPU
Obtención de un controlador Tesla y CUDA Toolkit
Instalación de un controlador Tesla y CUDA Toolkit en un ECS con aceleración mediante GPU
Imágenes
Descripción general
Creación de una imagen
Discos de EVS
Descripción general
Adición de un disco a un ECS
Conexión de un disco EVS a un ECS
Adición de un disco EVS anual/mensual
Separación de un disco EVS de un ECS en ejecución
Ampliación de la capacidad de un disco EVS
Expansión de los discos locales de un uso intensivo de disco ECS
Activación de disco avanzado
CBR
Descripción general
Copia de seguridad de los datos de ECS
Los NIC
Descripción general
Adición de un NIC
Eliminación de un NIC
Cambio de una VPC
Modificación de una dirección IP privada
Gestión de direcciones IP virtuales
Activación de la cola múltiple de NIC
Asignación dinámica de direcciones IPv6
EIP
Descripción general
Vinculación de un EIP
Desvinculación de un EIP
Cambio de un EIP
Cambio del ancho de banda de un EIP
Habilitación de la conectividad a Internet para un ECS sin EIP
Seguridad
Métodos para mejorar la seguridad de ECS
Grupos de seguridad
Descripción general
Grupo de seguridad predeterminado y sus reglas
Ejemplos de configuración de grupo de seguridad
Configuración de reglas de grupo de seguridad
Cambio de un grupo de seguridad
Proyecto y proyecto empresarial
Protección para las operaciones de misión crítica
Contraseñas y pares de claves
Contraseñas
Escenarios de aplicación para el uso de contraseñas
Restablecimiento de la contraseña para iniciar sesión en un ECS en la consola de gestión
Complementos de restablecimiento de contraseña con un solo clic
(Opcional) Instalación de complementos de restablecimiento de contraseña con un solo clic
Actualización de complementos de restablecimiento de contraseñas con un solo clic para un ECS
Pares de claves
Escenarios de aplicación para usar pares de claves
(Recomendado) Creación de un par de claves en la consola de gestión
Creación de un par de claves con PuTTYgen
Importación de un par de claves
Obtención y eliminación de la contraseña de un ECS de Windows
Obtención de contraseña para iniciar sesión en un ECS de Windows
Eliminación de la contraseña inicial para iniciar sesión en ECS de Windows
Gestión de permisos
Creación de un usuario y concesión de permisos ECS
Políticas personalizadas de ECS
Modelos de lanzamiento
Descripción general
Creación de un modelo de lanzamiento
Gestión de modelos de lanzamiento
Grupos de lanzamiento automático
Descripción general
Creación de un grupo de lanzamiento automático
Gestión de grupos de lanzamiento automático
Recursos y Etiquetas
Gestión de etiquetas
Descripción general
Adición de etiquetas
Búsqueda de recursos por etiqueta
Eliminación de una etiqueta
Ajuste de cuotas
Monitoreo
Monitoreo de ECS
Métricas básicas de ECS
Métricas de monitoreo de SO admitidas por los ECS con el agente instalado
Métricas de monitoreo de SO admitidas por los ECS con el agente instalado y utilizando métricas de monitoreo simplificadas
Configuración de reglas de alarma
Consulta de métricas de ECS
CTS
Operaciones de CTS soportadas
Consulta de logs de auditoría
Referencia de la API
Antes de comenzar
Descripción general
Invocación de la API
Endpoint
Restricciones
Conceptos
Selección del tipo o la versión de una API
Consulta de datos en páginas
Descripción general de la API
Llamada a APIs
Hacer una solicitud de API
Autenticación
Respuesta
API (recomendado)
Gestión del ciclo de vida
Creación de ECS
Creación de un ECS (Pago por uso)
Supresión de ECS
Consulta de los detalles sobre un ECS
Consulta de detalles acerca de los ECS
Modificación de un ECS
Gestión de estado
Reinstalación de un SO de ECS (Uso de una imagen con Cloud-Init instalado)
Cambio de un SO de ECS (Uso de una imagen con Cloud-Init instalado)
Reinstalación de un SO de ECS (Uso de una imagen sin Cloud-Init instalado)
Cambio de un SO de ECS (Uso de una imagen sin Cloud-Init instalado)
Migración de un ECS en frío
Obtención de la dirección de inicio de sesión de VNC
Modificación de las especificaciones de un ECS
Modificación de las especificaciones de un ECS (Pago por uso)
Adición de un ECS a la lista de supervisión
Operaciones por lote
Inicio de ECS por lotes
Reiniciar los ECS por lotes
Detención de los ECS por lotes
Modificación de ECS por lotes
Restablecimiento de las contraseñas para iniciar sesión en ECS por lotes
Conexión de un disco EVS compartido especificado a varios ECS
Gestión de variante
Consulta de detalles sobre las variantes y la información de variantes extendidas
Consulta de las variantes destinas de ECS a las que se puede cambiar una variante
Gestión de NIC
Adición de NICs a un ECS por lotes
Eliminación de NICs de ECS por lote
Consulta de NIC de un ECS
Gestión de discos
Consulta de un solo disco conectado a un ECS
Consulta de datos adjuntos de disco de un ECS
Consulta de información acerca de los discos conectados a un ECS
Conexión de un disco a un ECS
Separación de un disco EVS de un ECS
Modificación de un solo disco conectado a un ECS.
Gestión de metadatos
Actualización de metadatos de ECS
Eliminación de metadatos especificados de ECS
Gestión de la cuota de tenant
Consulta de las cuotas de tenant
Gestión de estado de tareas
Consulta de estado de ejecución de tareas
Gestión de etiquetas
Tipos de etiquetas
Adición de etiquetas a un ECS por lotes
Eliminación de etiquetas de un ECS por lotes
Consulta de ECS por etiqueta
Consulta de etiquetas de proyecto
Consulta de etiquetas de un ECS
Gestión de contraseña
Consulta de si se admite el restablecimiento de la contraseña con un solo clic
Restablecimiento de la contraseña para iniciar sesión en un ECS con pocos clics
Obtención de la contraseña para iniciar sesión en un ECS
Eliminación de la contraseña para iniciar sesión en un ECS
Gestión de grupos de ECS
Creación de un grupo de ECS
Eliminación de un grupo de ECS
Adición de un ECS a un grupo
Eliminación de un ECS de un grupo de ECS
Consulta de grupos de ECS
Consulta de detalles acerca de un grupo de ECS
API de OpenStack Nova
Consulta de la versión de API
Consulta de todas las versiones de la API
Consultar una versión especificada de API
Gestión del ciclo de vida
Creación de un ECS
Modificación de información de ECS
Supresión de un ECS
Consulta de ECS
Consulta de detalles sobre ECS
Consulta de detalles sobre un ECS
Gestión de estado
Inicio de un ECS
Reinicio de un ECS
Detención de un ECS
Bloqueo de un ECS
Desbloquear un ECS
Creación de una imagen mediante un ECS
Modificación de las especificaciones de un ECS
Confirmación de modificación de especificaciones de ECS
Retroceso de la modificación de las especificaciones de ECS
Gestión de red
Consulta de redes
Consulta de las redes de un ECS especificado
Consulta de la red especificada de un ECS
Gestión de grupos de seguridad
Adición de un grupo de seguridad
Eliminación de un grupo de seguridad
Consulta de grupos de seguridad para un ECS especificado
Gestión de variante
Consulta de variantes de ECS
Consultar detalles sobre variantes de ECS
Consulta de detalles sobre una variante de ECS
Consultar el valor extra_specs de una variante de ECS
Gestión de NIC
Consulta de NIC de ECS
Consulta de NICs de un ECS
Adición de una NIC a un ECS
Eliminación de un NIC de un ECS
Gestión de discos
Consulta de discos asociados a un ECS
Consulta de un disco conectado a un ECS
Conexión de un disco a un ECS
Separación de un disco de un ECS
Gestión de metadatos
Actualización de metadatos de ECS
Configuración de metadatos de ECS
Eliminación de metadatos especificados de ECS
Consulta de metadatos de ECS
Obtención de metadatos de ECS con una clave especificada
Modificación de metadatos de ECS con una clave especificada
Gestión de la cuota de tenant
Consulta de límites de cuota de tenant
Consulta de las cuotas de tenant
Consulta de cuotas por defecto
Gestión de clave y de contraseña
Consulta de pares de claves de SSH
Consulta de un par de claves SSH especificado
Creación e importación de un par de claves SSH
Eliminación de un par de claves SSH
Obtención de la contraseña para iniciar sesión en un ECS
Eliminación de la contraseña para iniciar sesión en un ECS
Gestión de grupos de ECS
Creación de un grupo de ECS
Consulta de grupos de ECS
Consulta de detalles acerca de un grupo de ECS
Eliminación de un grupo de ECS
Gestión de operaciones de ECS
Consulta de operaciones en un ECS
Consulta de operaciones de ECS por ID de solicitud
Gestión de consola de ECS
Obtención de logs de la consola de gestión de ECS
Obtención de una dirección de inicio de sesión remoto basada en VNC (Microversión 2.6 o posterior)
AZ
Consulta de AZ
Gestión de etiquetas
Consulta de etiquetas de un ECS
Adición de etiquetas a un ECS
Eliminación de etiquetas de un ECS
Adición de una etiqueta a un ECS
Consulta de una etiqueta especificada para un ECS
Eliminación de una etiqueta especificada de un ECS
Versiones históricas
Ejemplos de aplicación
Obtención de un token y comprobación del período de validez del token
Problemas comunes de la creación de ECS mediante API
Creación de un ECS
Consulta de ECS
Modificación de las especificaciones del ECS
Conexión de un disco a un ECS
Conexión de un NIC a un ECS
Consulta del EIP asociado a un ECS
Estructura de datos
Estructura de datos para crear ECS
Estructura de datos para consultar detalles sobre los ECS
Estructura de datos para detalles de consulta acerca de las especificaciones
Políticas de permisos y acciones admitidas
Introducción
Gestión del ciclo de vida
Gestión de estado de ECS
Operaciones por lote
Gestión de red
Gestión de imágenes
Gestión de grupos de seguridad
Consulta de especificaciones
Gestión de NIC
Gestión de discos
Gestión de metadatos
Gestión de la cuota de tenant
Gestión de claves de SSH
Gestión de contraseña
Gestión de direcciones IP flotantes
Gestión de grupos de ECS
Gestión de ECS a través de la consola
Gestión de AZ
Gestión de etiquetas
Parámetros comunes
Valores devueltos para solicitudes generales
Obtención de un ID de proyecto
Resultado de solicitud de tarea
Respuestas (tarea)
Valores devueltos
Solicitud de tarea por lotes
Respuestas (operación por lotes)
API fuera de fecha
Gestión de estado
Consulta de recuperación automática de un ECS (descartada)
Gestión de la recuperación automática de un ECS (descartada)
Gestión de variante
Consulta de las variantes de destino en las que se puede cambiar una variante ECS (descartada)
Gestión de NIC
Vinculación de una dirección IP virtual a un NIC de ECS (descartada)
Desvinculación de una dirección IP virtual de un NIC de ECS (descartada)
Gestión de discos
Consulta de datos adjuntos de disco de un ECS(descartada)
Consulta de un solo disco conectado a un ECS (descartada)
Gestión de etiquetas
Adición de etiquetas a un ECS por lote (descartada)
Eliminación de etiquetas de un ECS por lotes (descartada)
Consulta de etiquetas de proyecto (descartadas)
Consulta de etiquetas de un ECS (descartada)
Gestión de contraseña
Restablecimiento de la contraseña para iniciar sesión en un ECS con pocos clics (descartada)
Gestión de imágenes (API de OpenStack Nova)
Consulta de imágenes (descartada)
Consulta de detalles de imagen (descartada)
Consulta de detalles acerca de una imagen especificada (descartada)
Consulta de metadatos de una imagen especificada (descartada)
Eliminación de una imagen (descartada)
Gestión de grupos de seguridad (API de OpenStack Nova)
Consulta de grupos de seguridad (descartada)
Creación de un grupo de seguridad (descartada)
Consulta de detalles acerca de un grupo de seguridad (descartada)
Actualización de un grupo de seguridad (descartada)
Eliminación de un grupo de seguridad (descartado)
Creación de una regla de grupo de seguridad (descartada)
Eliminación de una regla de grupo de seguridad (descartada)
Gestión de discos (API de OpenStack Nova)
Consulta de información breve sobre los discos (descartada )
Consulta de información detallada sobre discos (descartada)
Consulta de información sobre un disco (descartada)
Creación de un disco (descartada)
Eliminación de un disco (descartada)
Gestión de direcciones IP flotantes (API de OpenStack Nova)
Vinculación de una dirección IP flotante (descartada)
Desvinculación de una dirección IP flotante (descartada)
Asignación de una dirección IP flotante (descartada)
Consulta de direcciones IP flotantes (descartadas)
Consulta de detalles acerca de una dirección IP flotante (descartada)
Liberación de una dirección de IP flotante (descartada)
Consulta de agrupaciones flotantes de direcciones IP (descartada)
Gestión de Instantáneas (API de OpenStack Nova)
Creación de una instantánea (descartada)
Consulta de instantáneas (descartadas)
Eliminación de una instantánea (descartada)
Apéndice
Códigos de estado de HTTP
Códigos de error
Estados de ECS
API de red
Historial de revisiones
Preguntas frecuentes
Temas comunes
Descripción de ECS
Using ECS
What Are the Precautions for Using ECSs?
What Can I Do with ECSs?
¿Pueden los ECS recuperarse automáticamente después de que el host físico que acomoda los ECS se vuelva defectuoso?
License Agreements
¿Cómo uso BYOL?
Regions and AZs
What Is an AZ?
¿Qué es una región?
Are Products Different in Different Regions?
Is Data Transmission Between AZs Billed?
Can I Change the Region for a Purchased ECS?
¿Puede un balanceador de carga distribuir tráfico a ECS en diferentes regiones?
Is Application Disaster Recovery Available in Different Regions?
¿Se proporcionan servicios para la recuperación ante desastres de aplicaciones?
Can Components Contained in an Application Be Distributed to Different Regions?
Billing
Billing Modes
What Are the Differences Between Yearly/Monthly and Pay-per-Use Billing Modes?
¿Se seguirán facturando los ECS después de que se detengan?
¿Puedo cambiar entre pagos anuales/mensuales y pagos por uso?
Preguntas frecuentes sobre la congelación, eliminación y cancelación de suscripción de ECS
¿Cómo puedo detener que un ECS sea facturado?
ECS de precio de spot
Renewal and Unsubscription
How Can I Renew ECSs?
¿Cómo puedo renovar automáticamente un ECS anual/mensual?
¿Cómo puedo cancelar mi suscripción a mi ECS?
¿Recibiré una notificación si el saldo de mi cuenta es insuficiente?
¿Recibiré una notificación de cambios en el saldo de la cuenta?
Creation and Deletion
ECS Creation
¿Por qué no se muestra mi ECS en la consola de gestión?
¿Qué debo hacer si los recursos de ECS que se van a comprar están agotados?
What Is the Creation Time and Startup Time of an ECS?
Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the Created ECS?
When Does an ECS Become Provisioned?
Why Cannot I View the ECSs Being Created Immediately After I Pay for Them?
¿Qué debo hacer si el ECS no se aprovisiona después de haber pagado el pedido?
¿Por qué toma más tiempo crear ECS cuando uso una imagen de ECS completa?
¿Puedo cambiar la imagen del SO que seleccioné cuando compré el ECS?
¿Cómo elijo para mi ECS entre el SO Windows y el SO Linux?
¿Cuánto tiempo me cuesta obtener un ECS?
¿Cómo puedo gestionar los ECS por grupo?
¿Por qué no configuré un grupo de ECS antiafinidad?
ECS Deletion
¿Qué sucede después de hacer clic en el botón Delete?
¿Se puede volver a aprovisionar un ECS eliminado?
Can a Deleted ECS Be Restored?
¿Cómo elimino o reinicio un ECS?
¿Puedo reiniciar o detener un ECS por la fuerza?
Login and Connection
Login Preparations
¿Cuáles son los requisitos de inicio de sesión para ECS?
¿Cuáles son el nombre de usuario y la contraseña para los inicios de sesión remotos?
¿Puedo recuperar mi contraseña de inicio de sesión remoto?
Why Cannot I Use the Account Used to Create a GPU-accelerated ECS to Log In to the ECS Through SSH?
What Should I Do If Starting an ECS Remains in "Waiting for cloudResetPwdAgent" State?
Iniciar sesión a través de la consola de gestión
Why Are Garbled Characters Displayed When I Log In to My ECS Using VNC?
What Should I Do If the Page Does not Respond After I Log In to an ECS Using VNC and Do Not Perform Any Operation for a Long Period of Time?
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC?
Why Does a Blank Screen Appear While the System Displays a Message Indicating Successful Authentication After I Attempted to Log In to an ECS Using VNC?
¿Qué debo hacer si se muestra el código de error 1006 o 1000 cuando inicio de sesión en un ECS a través de la consola de gestión?
Why No Audio File Can Be Properly Played on My Windows ECS Logged In Using VNC?
¿Cómo puedo cambiar la resolución de un ECS de Windows?
Remote Logins
¿Por qué no puedo iniciar sesión en mi ECS de Windows?
¿Por qué no puedo iniciar sesión en mi ECS de Linux?
¿Qué debo hacer si no puedo usar MSTSC para iniciar sesión en un que ejecuta SO Windows Server 2012?
¿Cómo puedo cambiar un puerto de inicio de sesión remoto?
¿Por qué no puedo usar un puerto de SSH no predeterminado para iniciar sesión en mi ECS de Linux?
¿Por qué no puedo obtener la contraseña para iniciar sesión en mi ECS de Windows autenticado mediante un par de claves?
What Browser Version Is Required to Remotely Log In to an ECS?
What Should I Do If I Cannot Access a Windows Server 2012 OS After Uninstalling Some Software?
How Can I Log In to an ECS After Its System Disk Is Exchanged with That Attached to Another ECS Running the Same OS?
¿Por qué el sistema muestra un mensaje que indica que no se puede ver la contraseña para iniciar sesión en un ECS de Windows?
Remote Login Errors on Windows
¿Por qué ocurre un error de autenticación después de intentar iniciar sesión de forma remota en un ECS de Windows?
¿Por qué no puedo usar el equipo local para conectar a mi ECS de Windows?
How Can I Obtain the Permission to Remotely Log In to a Windows ECS?
¿Por qué el sistema no muestra Remote Desktop License Servers disponibles para proporcionar una licencia cuando inicio sesión en un ECS de Windows?
¿Por qué el sistema muestra el código de error 0x112f cuando inicio sesión en un ECS de Windows?
Why Does the System Display Error Code 0x1104 When I Log In to a Windows ECS?
Why Does the System Display Error Code 122.112.. When I Log In to a Windows ECS?
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac?
¿Por qué el sistema muestra un mensaje que indica credenciales no válidas cuando intento acceder a un ECS de Windows?
Why Does an Internal Error Occur When I Log In to My Windows ECS?
Why Is My Remote Session Interrupted by a Protocol Error?
Why Am I Seeing an Error Message That Says Identity of Remote Computer Cannot be Verified When I Log In to a Windows ECS?
Why Am I Seeing An Error Message That Says The Two Computers Couldn't Be Connected in the Amount of Time Allotted When I Log In to a Windows ECS?
¿Por qué veo un mensaje de error que dice que la cuenta de usuario no está autorizada para el inicio de sesión remoto cuando inicio sesión en un ECS de Windows?
Why Does My Remote Desktop Session End Because Another User Logs In When I Log In to a Windows ECS?
¿Por qué ocurre BSOD cuando inicio sesión en un ECS mediante la conexión al escritorio remoto?
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed?
Remote Login Errors on Linux
¿Por qué veo el mensaje de error "Module is unknown" cuando inicio de sesión remota en un ECS de Linux?
What Should I Do If Error Message "Permission denied" Is Displayed When I Remotely Log In to a Linux ECS?
¿Qué debo hacer si aparece un mensaje de error "read: Connection reset by peer" cuando inicio de sesión de forma remota en un ECS de Linux?
¿Por qué veo el mensaje de error "Access denied" cuando inicio sesión de forma remota en un ECS de Linux?
What Should I Do If Error Message "Disconnected: No supported authentication methods available" Is Displayed When I Remotely Log In to a Linux ECS?
ECS Management
Hostnames
¿Cómo puede un nombre de host estático modificado tener efecto de forma permanente?
¿Un nombre de host de ECS con el sufijo .novalocal es normal?
¿Cómo puedo asegurarme de que el nombre de host de mi ECS es efectivo incluso después de que el ECS se reinicie?
¿Cómo puedo establecer nombres secuenciales del ECS al crear varios ECS?
Modifying Specifications
¿Cómo puedo modificar las especificaciones de ECS?
What Should I Do If My Specifications Modification Request Failed to Submit?
What Should I Do If Executing a Driver Installation Script Failed on an ECS Running CentOS 5?
¿Qué debo hacer si falló la ejecución de un script de instalación del controlador cuando intenté modificar las especificaciones de un ECS de Linux?
¿Por qué los discos de un ECS de Windows se desconectan después de modificar las especificaciones del ECS?
¿Por qué falla la conexión de disco de un ECS de Linux después de modificar las especificaciones del ECS?
Usage Errors
¿Cómo manejo los mensajes de error que se muestran en la consola de gestión?
¿Cómo puedo recuperar un ECS de Windows con un controlador de virtualización anormal?
¿Qué debo hacer si no se pueden enviar los correos electrónicos configurados en un ECS?
¿Por qué está silenciado mi ECS de Windows?
¿Cómo cambio un SID de ECS?
¿Por qué no se inicia un ECS de pago por uso?
OS Management
Changing OSs
¿El cambio de SO implica cargos?
¿Puedo instalar o actualizar el SO de un ECS?
¿Puedo cambiar el SO de un ECS?
¿Cuánto tiempo se tarda en cambiar un SO de ECS?
Reinstalling OSs
¿Perderé los datos de mi disco si reinstalo el SO de ECS, cambio el SO o cambio las especificaciones de ECS?
Does OS Reinstallation Incur Fees?
¿Puedo seleccionar otro SO durante la reinstalación del SO de ECS?
¿Cuánto tiempo se tarda en reinstalar un SO de ECS?
Preguntas frecuentes sobre la instalación de GUI
¿Los ECS soportan GUI?
¿Cómo puedo instalar una GUI en un ECS que ejecute CentOS 6?
¿Cómo puedo instalar una GUI en un ECS que ejecute CentOS 7 o EulerOS?
¿Cómo puedo instalar una GUI en un ECS que ejecute Ubuntu?
How Can I Install a GUI on an ECS Running Debian?
OS Faults
¿Por qué el SO no responde cuando se produce kdump en un ECS de Linux?
How Can I Upgrade the Kernel of a Linux ECS?
¿Por qué mi SO de ECS no puede comenzar correctamente?
¿Cómo puedo solucionar las vulnerabilidades de seguridad de Meltdown y de Spectre en los chips de procesador Intel?
How Can I Enable SELinux on an ECS Running CentOS?
Why Does a Forcibly Stopped Linux ECS Fail to Start Due to File System Damage?
What Should I Do If the Cursor Is Unavailable After a GNOME GUI Is Installed on a Kunpeng ECS Running CentOS 7 or NeoKylin NKASV 7?
How Do I View the GPU Usage of a GPU-accelerated ECS?
Carga de archivos/transferencia de datos
¿Cómo subo archivos a mi ECS?
¿Cómo puedo transferir archivos desde un equipo local con Windows a un ECS de Windows?
¿Cómo puedo usar OBS para transferir archivos desde un equipo local con Windows a un ECS de Windows?
¿Cómo puedo usar WinSCP para transferir archivos desde un equipo local con Windows a un ECS de Linux?
How Can I Transfer Files from a Local Mac to a Windows ECS?
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS?
¿Cómo puedo usar SFTP para transferir archivos entre un equipo local con Linux y un de Linux?
¿Cómo puedo usar FTP para transferir archivos desde un equipo local con Windows a un ECS de Windows o Linux?
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
¿Cómo puedo transferir datos entre un equipo local y un ECS de Windows?
¿Qué debo hacer si la conexión entre el cliente y el servidor finaliza cuando cargo un archivo mediante FTP?
¿Qué debo hacer si la escritura de datos falló cuando cargo un archivo usando FTP?
¿Por qué falla el acceso a Internet a un ECS implementado con FTP?
Why Am I Seeing an FTP Folder Error When I Open a Folder on an FTP Server?
Why Do I Fail to Connect to a Linux ECS Using WinSCP?
ECS Migration
¿Puedo migrar una ECS a otra región o cuenta?
Gestión del origen de imágenes
¿Cómo puedo usar una herramienta automatizada para configurar una fuente de imagen en Huawei Cloud (x86_64 y Arm)?
How Can I Use an EPEL Image Source (x86_64 or Arm) Provided by HUAWEI CLOUD?
How Can I Use a Pypi Image Source (x86_64 or Arm) Provided by HUAWEI CLOUD?
What Can I Do If the Download Speed Is Slow After the yum makecache Command Is Executed?
Disk Management
Disk Partitions and Virtual Memory
¿Qué debo hacer si el disco de datos conectado a un ECS de Windows no está disponible?
¿Cómo puedo ajustar las particiones de disco del sistema?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Windows ECS?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Linux ECS?
¿Cómo puedo habilitar la memoria virtual en un ECS de Windows?
¿Por qué la memoria de un ECS obtenida ejecutando el comando free es incompatible con la memoria real?
Disk Capacity Expansion
How Can I Add the Empty Partition of an Expanded System Disk to the End Root Partition Online?
How Can I Add the Empty Partition of an Expanded System Disk to the Non-end Root Partition Online?
Disk Attachment
¿Puedo conectar varios discos a un ECS?
¿Cuáles son los requisitos para conectar un disco de EVS a un ECS?
¿Cuáles de los ECS se pueden conectar con los discos de EVS SCSI?
¿Cómo obtengo el nombre de mi disco en el SO de ECS usando el identificador de dispositivo proporcionado en la consola?
What Should I Do If Attaching a Disk to a Windows ECS Failed But There Are Still Available Device Names?
¿Por qué un ECS de Linux con un disco SCSI conectado no se reinicia?
¿Cómo puedo comprobar si los ECS conectados con el mismo disco compartido de SCSI están en el mismo grupo de ECS?
Others
¿Pueden todos los usuarios usar la función de encriptación?
How Can I Add an ECS with Local Disks Attached to an ECS Group?
¿Cómo puedo eliminar o cancelar la suscripción de un disco anual/mensual?
¿Se cancelará la suscripción a mi disco EVS si cancelo la suscripción a su servidor?
¿Por qué un disco adjunto a un ECS de Windows se desconecta?
¿Por qué cambia la letra de la unidad de disco después de reiniciar el ECS?
How Can I Obtain Data Disk Information If Tools Are Uninstalled?
How Can I Rectify the Fault That May Occur on a Linux ECS with an NVMe SSD Disk Attached?
¿Por qué el nombre del dispositivo de mi ECS C6 está en formato sd*?
Why Are Disk Error Logs Printed After a Disk Attached to an ECS Is Formatted with the ext4 File System?
Passwords and Key Pairs
Passwords
How Can I Change the Password for Logging In to a Linux ECS?
¿Cuál es la contraseña predeterminada para iniciar sesión en un ECS de Linux?
How Can I Set the Validity Period of the Image Password?
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS Without Password Reset Plug-ins Installed
Resetting the Password for Logging In to a Linux ECS Without Password Reset Plug-ins Installed
¿Qué debo hacer si el sistema muestra un mensaje que indica que la contraseña es incorrecta cuando inicio sesión de forma remota en mi ECS?
What Should I Do If I Cannot Log In to My ECS Using the Initial Password After I Use It for a Period of Time?
¿Por qué falla el inicio de sesión en mi ECS usando la contraseña de restablecimiento?
¿Por qué estoy viendo el mensaje que indica que el puerto es utilizado por un complemento de restablecimiento de contraseña con un solo clic?
Why Does the One-Click Password Reset Plug-in Use Too Much VIRT and SHR?
Disabling SELinux
What Should I Do If the One-Click Password Reset Plug-ins Installed on a Linux ECS Fail to Be Started?
Key Pairs
¿Cómo puedo obtener el par de claves utilizado por un ECS?
¿Cómo puedo usar el par de claves?
Can I Download a Key Pair from My Phone?
What Should I Do If a Key Pair Cannot Be Imported?
¿Por qué falla el inicio de sesión en mi ECS de Linux con un archivo de clave?
¿Qué debo hacer si no puedo descargar un par de claves?
¿Por qué un par de claves creado con puttygen.exe no se importa en la consola de gestión?
¿Para qué se utiliza la cuenta de cloudbase-init en ECS de Windows?
What Should I Do If Cloud-Init Does Not Work After Python Is Upgraded?
Network Configurations
EIP
¿Pueden vincularse múltiples EIP a un ECS?
¿Puede un ECS sin una EIP vinculada acceder a Internet?
¿Por qué una EIP no puede hacer ping?
¿Por qué puedo acceder remotamente a un ECS pero no puedo hacer ping?
¿Por qué se bloquea el acceso saliente en el puerto TCP 25?
¿Cómo puedo consultar la dirección IP pública de salida de mi ECS?
DNS and NTP Configurations
¿Cómo puedo configurar los servidores de NTP y de DNS para un ECS?
¿Huawei Cloud proporciona el servidor de NTP y cómo puedo configurarlo?
Configuración de DNS
NICs
¿Qué debo hacer si se produce un aleteo de NIC después de que se modifiquen las especificaciones de mi ECS?
Will NICs Added to an ECS Start Automatically?
¿Cómo cambio el bloque CIDR de una subred de ECS?
¿Cómo puedo comprobar si la comunicación de red es normal entre dos ECS equipados con un controlador de la NIC de InfiniBand?
How Can I Manually Configure an IP Address for an InfiniBand NIC?
¿Por qué no funciona la NIC?
How Can I Handle the Issue that a Windows 7 ECS Equipped with an Intel 82599 NIC Reports an Error in SR-IOV Scenarios?
Routing
How Can I Add a Static Route to a CentOS 6.5 OS?
¿Por qué mi ECS de Linux no puede obtener metadatos?
Website or Application Access Failures
¿Por qué mi ECS de Windows no puede acceder a Internet?
¿Por qué mi ECS de Linux no puede acceder a Internet?
¿Por qué he visto "Invalid argument" durante un acceso a un ECS de Linux?
Others
¿Cómo puedo obtener la dirección MAC de mi ECS?
¿Cómo puedo probar el rendimiento de la red?
¿Por qué no puedo usar DHCP para obtener una dirección IP privada?
¿Cómo puedo ver y modificar los parámetros del núcleo de un ECS de Linux?
¿Cómo puedo configurar la redirección de puertos?
¿Pueden comunicarse los ECS de diferentes cuentas a través de una intranet?
Will ECSs That I Purchased Deployed in the Same Subnet?
Security Configurations
¿Cómo se defiende un ECS contra ataques de DDoS?
¿Se atacan fácilmente los ECS con contraseñas simples?
¿Cómo se asegura la seguridad de ECS?
How Can I Disable Operation Protection?
Resource Management and Tags
¿Cómo puedo crear y eliminar etiquetas y buscar ECS por etiqueta?
Database Applications
Can a Database Be Deployed on an ECS?
Does an ECS Support Oracle Databases?
¿Qué debo hacer si se produce un error Msg 823 en los logs del sistema de Oracle, de MySQL o de SQL Server después de ejecutar un script de inicialización de disco?
Historial de revisiones
What's New
Function Overview
Billing
Billing Overview
Billing Modes
Overview
Yearly/Monthly Billing
Pay-per-Use Billing
Spot Pricing (for Spot Instances)
Spot Pricing (for Spot Block Instances)
Billing Items
Billing Examples
Billing Mode Changes
Overview
Pay-per-Use to Yearly/Monthly
Yearly/Monthly to Pay-per-Use
Subscription Renewal
Overview
Manually Renewing an ECS
Auto-renewing an ECS
Bills
Arrears
Billing Termination
Cost Management
Billing FAQ
Billing Modes
What Are the Differences Between Yearly/Monthly and Pay-per-Use Billing Modes?
Will I Be Billed After ECSs Are Stopped?
Can I Switch Between Yearly/Monthly and Pay-per-Use Payments?
FAQs About ECS Frozen, Deletion, and Unsubscription
How Can I Stop an ECS from Being Billed?
FAQs About Spot ECSs
Renewal and Unsubscription
How Can I Renew ECSs?
How Can I Automatically Renew a Yearly/Monthly ECS?
How Do I Unsubscribe from ECSs?
Will I Receive a Notification If My Account Balance Is Insufficient?
Will I Receive a Notification of Account Balance Changes?
Best Practices
Best Practices Summary
Setting Up Websites on ECSs
Configuring an ECS
Setting Up an Environment
Setting Up an LNMP Environment
Manually Deploying LNMP (CentOS 7.2)
Manually Deploying LNMP (CentOS 8.0)
Manually Deploying LNMP (Ubuntu 20.04)
Manually Deploying LNMP (Huawei Cloud EulerOS 2.0)
Setting Up an LAMP Environment
Manually Deploying LAMP (CentOS 7.8 PHP 7.0)
Setting Up a Java Web Environment
Setting Up Tomcat-based Java Web Environment (CentOS 7.4)
Setting Up Tomcat-based Java Web Environment (Huawei Cloud EulerOS 2.0)
Manually Deploying Node.js (CentOS 7.2)
Setting Up a Website
Setting Up a WordPress Website
Setting Up a WordPress Website (Linux)
Setting Up a Discuz Forum
Overview
Requesting Cloud Resources
Building the Website
Configuring Features
Visiting the Website
Setting Up a Magento E-Commerce Website
Manually Setting Up a Magento E-Commerce Website (Linux)
Manually Deploying a Ghost Blog (Ubuntu 20.04)
Setting Up an Application
Setting Up an FTP Site
Setting Up an FTP Site (Windows 2012)
Setting Up an FTP Site (Windows 2019)
Setting Up an FTP Site (Linux)
Setting Up an FTP Site (Huawei Cloud EulerOS 2.0)
Building Microsoft SharePoint Server 2016
Purchasing and Logging In to an ECS
Adding AD, DHCP, DNS, and IIS Services
Installing SQL Server
Installing Microsoft SharePoint Server 2016
Configuring Microsoft SharePoint Server 2016
Verifying Microsoft SharePoint Server 2016
Deploying Docker
Manually Deploying Docker (CentOS 7.5)
Deploying an ECS for Handling Text Messages from an Official WeChat Account
Manually Deploying GitLab (CentOS 7.2)
Manually Deploying RabbitMQ (CentOS 7.4)
Setting Up Master-Slave Replication on PostgreSQL
Manually Installing a BT Panel (CentOS 7.2)
Installing and Deploying Jenkins on an ECS
Using auditd to Record File Changes (Linux)
Restoring Accidentally Deleted Data Using Extundelete (Linux)
Setting Up a ThinkPHP Framework
Securing an ECS
Enhancing Security for SSH Logins to Linux ECSs
Using a Virtual IP Address and Keepalived to Set Up a High-Availability Web Cluster
Migrating an ECS
Migrating Servers to the Cloud
Migrating ECSs Across Accounts and Regions Through Image Replication
Accessing OBS from an ECS over the Intranet
Overview
Accessing OBS over Intranet by Using OBS Browser+ on a Windows ECS
Accessing OBS over Intranet by Using obsutil on a Linux ECS
Using VNC Viewer to Access a Linux ECS
SDK Reference
SDK Overview
Troubleshooting
General Issues
Why Accessing a Website Outside the Chinese Mainland Is Slow on an ECS?
How Do I Troubleshoot a Ping Failure or Packet Loss Using a Link Test?
How Do I Troubleshoot Slow Connections to a Website Hosted on My ECS?
How Do I Troubleshoot an Unresponsive Website Hosted on My ECS?
Why Am I Unable to Connect to a Port on an ECS?
How Can I Resolve High Bandwidth Usage on My ECSs?
Why Is My Windows ECS Running Slowly?
Why Is My Linux ECS Running Slowly?
How Can I Handle Slow ECS Startup?
How Do I Configure Multiple IP Addresses for an ECS with Multiple NICs Attached?
Windows ECS Issues
How Can I Retain a Session on a Windows ECS?
How Can I Fix the Difference Between the System Time and the Local Standard Time?
How Do I Attach an Extension NIC to a Windows ECS for Accessing the Internet?
How Can I Fix Grayed Out Copy and Paste Options?
How Do I Configure File Sharing and Network Disk Mapping for a Windows ECS?
How Do I Troubleshoot an In-Service Port During Tomcat Startup?
How Do I Troubleshoot Unavailable Input Methods?
How Can I Set the Input Method for a Windows ECS?
How Do I Share Files Between Windows ECSs?
How Do I Restore Data in the Event of a Startup Failure on a Windows ECS?
How Do I View Login Logs of a Windows ECS?
What Can I Do If My Windows ECS Can Ping a Website but Cannot Access it?
Why Can't I Open the Start Menu and Search Box on a Windows ECS?
Linux ECS Issues
Why Is My Linux ECS Not Booting and Going Into Emergency Mode?
How Do I Fix a "Read-Only" Error When I Edit the /etc/fstab File?
How Do I Change the Time Zone on ECSs Running CentOS or EulerOS?
How Do I Troubleshoot "nf_conntrack:table full, dropping packet"?
How Do I Change the Default Boot Kernel in Ubuntu?
How Do I Configure atop and kdump on Linux ECSs for Performance Analysis?
Why Is the OS Version of My ECS Not the One in the Image I Selected During ECS Creation?
How Do I Enable My ECS to Boot From the Second Kernel If It Fails to Boot from the First Kernel?
How Can I Make /etc/rc.local Run at Startup in CentOS 7?
What OSs Are Supported If I Want to Install Docker on a Linux ECS?
Why Do the Modifications to /etc/security/limits.conf Not Take Effect After the ECS Restarts?
How Do I Set vCPU Affinity for Processes Using taskset?
What Should I Do If Error "command ´gcc´ failed with exit status 1" Occurs During PIP-based Software Installation
What Can I Do If Switching from a Non-root User to User root Times Out?
What Can I Do If the Permissions on the Root Directory of My CentOS ECS Changed to 777?
What Should I Do If the IP Settings of My Linux ECS Are Lost?
Why Does My Linux ECS Restart Unexpectedly?
What Do I Do If Error "Cannot allocate memory" Is Displayed?
What Can I Do If the Fork Process Failed and New Threads Cannot Be Created?
What Can I Do If the ECS Startup or Remote Login Fails Due to Incorrect System Configurations?
Why Do df and du Commands Show Different Disk Usage?
What Can I Do If NetworkManager Cannot Be Started? (Error Message: Failed to restart NetworkManager.service: Unit NetworkManager.service is masked)
Why Is the IP Address Lost After the System Time of an ECS Is Modified?
Configuring the Network
Why Does My ECS Running CentOS 7 Fail to Obtain an IP Address Using dhclient?
Why Does the NIC Names Change After I Start a Linux ECS?
Why an Entry Is Automatically Added to /etc/hosts After a Linux ECS Is Restarted?
How Do I Fix a Network Startup Failure Due to Multiple NIC Configuration Files?
Why Do I Get the Error "Name or service not known" When I Ping a Public Domain Name Configured for a Linux ECS?
Why Cannot the EIP Bound to the Extension NIC of My ECS Access the Internet?
How Do I Fix Too High Memory Usage by NetworkManager When Multiple Docker Containers Are Running?
Why Is the ECS IP Address Lost After the System Time Changes?
What Can I Do If resolv.conf Gets Reset?
What Can I Do If /etc/resolv.conf Is Restored After an ECS Running Ubuntu Is Restarted?
Disk Space Management Issues
Why Can't I Mount a Disk on an Old Mount Point by Modifying fstab in CentOS 7?
How Do I Create a Swap Partition or File in Linux?
Why Is the Space Not Released After I Delete a Large File on a Linux ECS?
What Should I Do If the "Read-only file system" Error Message Is Displayed When I Attempt to Delete a File on a Linux ECS?
How Do I Fix File Creation Failures Due to Inode Exhaustion?
Why Do I Get the Error "No space left on device" When I Create a File on a Linux ECS?
What Can I Do If the Buffer and Cache Occupy Too Much Memory of a Linux ECS?
What Can I Do If the Partition Capacity Fails to Be Expanded Using growpart After the EVS Disk Capacity Is Expanded?
What Can I Do If Disk Scale-Out Fails When There Is Heavy I/O Workload for SCSI Disks?
GPU Driver Issues
Why Is the GPU Driver Abnormal?
Why Is the GPU Driver Unavailable?
Why Is the GPU Display Abnormal?
Why Is the T4 GPU Display Abnormal?
How Do I Troubleshoot GPU Start Failures Caused by NULL Pointer Dereference on NVIDIA?
SSH Connection Issues
How Do I Keep an SSH Session Alive?
How Can I Allow or Deny Login from Specific Users or IP Addresses to an ECS Using SSH?
Why Can't I Access an ECS Running CentOS 7 Using SSH After I Changed the Default SSH Port?
How Can I Resolve ECS Login Failures Due to Corrupt /etc/passwd?
Why Does It Takes a Long Time to Connect to an ECS Using SSH After UseDNS Is Enabled?
Why Does sshd Fail to Be Started on a Linux ECS?
How Do I Disable Login to an ECS Using SSH Password?
Why Are Connections to a Linux ECS Using SSH or to Applications on the ECS Interrupted Occasionally?
What Do I Do If "Authentication refused: bad ownership or modes for directory /root" Is Displayed and I Can't Log In to an ECS Using SSH Key?
What Do I Do If I Can Log In to an Ubuntu 16.04 ECS Using SSH But the VNC Login Page Cannot Be Displayed?
Multi-User Login Issues
How Do I Configure Multi-User Logins for an ECS Running Windows Server 2012?
Why Does a Browser Launch Error Occur in Multi-User Login?
How Do I Apply for a License for Authenticating Multi-User Sessions and Activate an ECS?
How Do I Troubleshoot Login Screen Flickering After Configuring Multi-User Login?
Passwords and Key Pairs Issues
How Do I Reset the Password for User root in Single-User Mode on a Linux ECS?
How Do I Reset the Password for Logging In to a Linux ECS?
How Do I Fix the "Authentication token manipulation error" When I Reset the Password Using passwd on a Linux ECS?
How Do I Change the Key Pair for a Linux ECS?
How Do I Change the Login Mode of a Linux ECS from Key Pair to Password?
Firewall Configuration Issues
How Do I Disable a Windows ECS Firewall and Add a Port Exception on a Windows ECS Firewall?
How Do I Disable a Linux ECS Firewall and Add a Port Exception on a Linux ECS Firewall?
Why Does My Linux ECS Fail to Access the Internet After Port 80 Is Allowed by the Firewall Rules?
BSOD Issues
How Do I Fix a BSOD on a Windows ECS?
How Do I Troubleshoot Blue Screen or Black Screen Errors After an ECS Is Started?
Why Does BSOD Occur When I Log In to an ECS Using Remote Desktop Connection?
IIS Installation Issues
How Do I Install IIS on a Windows ECS?
Why Does an Error Occur When I Attempt to Change a Domain Name on IIS Manager?
How Do I Redirect Web Pages?
Videos
Glossary
More Documents
User Guide (ME-Abu Dhabi Region)
Service Overview
What Is ECS?
ECS Advantages
ECS Application Scenarios
Notes and Constraints on Using ECSs
ECS and Other Services
Instances
ECS Overview
ECS Lifecycle
ECS Types
x86 ECS Specifications and Types
A Summary List of x86 ECS Specifications
General-Purpose ECSs
Dedicated General-Purpose ECSs
Memory-optimized ECSs
Large-Memory ECSs
Disk-intensive ECSs
Ultra-high I/O ECSs
GPU-accelerated ECSs
AI-accelerated ECSs
Images
Image Types
Cloud-Init
EVS Disks
Network
Security
Data Protection
User Encryption
Fault Recovery
Billing
Permissions Management
Region and AZ
Getting Started
Creating an ECS
Overview
Step 1: Configure Basic Settings
Step 2: Configure Network
Step 3: Configure Advanced Settings
Step 4: Confirm
Logging In to an ECS
Initializing EVS Data Disks
Scenarios and Disk Partitions
Initializing a Windows Data Disk (Windows Server 2008)
Initializing a Windows Data Disk (Windows Server 2019)
Initializing a Linux Data Disk (fdisk)
Initializing a Linux Data Disk (parted)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2008)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2012)
Initializing a Linux Data Disk Larger Than 2 TiB (parted)
Instances
Selecting an ECS Billing Mode
Pay-per-Use Billing
Reserved Instances
Reserved Instance Overview
Enabling and Purchasing a Reserved Instance
Modifying RI Attributes
Creating an ECS
Creating the Same ECS
Logging In to a Windows ECS
Login Overview (Windows)
Logging In to a Windows ECS Using VNC
Logging In to a Windows ECS Using MSTSC
Logging In to a Windows ECS from a Linux Computer
Logging In to a Windows ECS from a macOS Server
Logging In to a Windows ECS from a Mobile Terminal
Logging In to a Linux ECS
Login Overview (Linux)
Logging In to a Linux ECS Using VNC
Logging In to a Linux ECS Using an SSH Key Pair
Logging In to a Linux ECS Using an SSH Password
Logging In to a Linux ECS from a macOS Server
Logging In to a Linux ECS from a Mobile Terminal
Managing GPU Drivers of GPU-accelerated ECSs
GPU Driver
Obtaining a Tesla Driver and CUDA Toolkit
Installing a GRID Driver on a GPU-accelerated ECS
Installing a Tesla Driver and CUDA Toolkit on a GPU-accelerated ECS
Uninstalling a GPU Driver from a GPU-accelerated ECS
Managing ECSs
Changing the Time Zone for an ECS
Obtaining Metadata
Passing User Data to ECSs
Changing ECS Names
Migrating an ECS
Managing ECS Groups
Automatically Recovering ECSs
(Optional) Configuring Mapping Between Hostnames and IP Addresses
Starting and Stopping ECSs
Modifying ECS Specifications
General Operations
Reinstalling or Changing the OS
Reinstalling the OS
Changing the OS
Viewing ECS Information
Viewing ECS Creation Statuses
Viewing Failed Tasks
Viewing ECS Details (List View)
Exporting ECS Information
Images
Overview
Creating an Image
EVS Disks
Overview
Adding a Disk to an ECS
Attaching an EVS Disk to an ECS
Detaching an EVS Disk from a Running ECS
Expanding the Capacity of an EVS Disk
Expanding the Local Disks of a Disk-intensive ECS
Enabling Advanced Disk
Elastic Network Interface
Overview
Attaching a Network Interface
Detaching a Network Interface
Changing a VPC
Modifying a Private IP Address
Managing Virtual IP Addresses
Enabling NIC Multi-Queue
Dynamically Assigning IPv6 Addresses
EIP
Overview
Binding an EIP
Unbinding an EIP
Changing an EIP
Changing an EIP Bandwidth
Enabling Internet Connectivity for an ECS Without an EIP
Security
Methods for Improving ECS Security
Security Groups
Overview
Default Security Group and Rules
Security Group Configuration Examples
Configuring Security Group Rules
Changing a Security Group
HSS
Project and Enterprise Project
Protection for Mission-Critical Operations
CBR
Overview
Backing Up an ECS
Passwords and Key Pairs
Passwords
Application Scenarios for Using Passwords
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS
Resetting the Password for Logging In to a Linux ECS
Key Pairs
Application Scenarios for Using Key Pairs
(Recommended) Creating a Key Pair on the Management Console
Creating a Key Pair Using PuTTYgen
Importing a Key Pair
Permissions Management
Creating a User and Granting ECS Permissions
ECS Custom Policies
Resources and Tags
Tag Management
Overview
Adding Tags
Searching for Resources by Tag
Deleting a Tag
Quota Adjustment
Monitoring
Monitoring ECSs
Basic ECS Metrics
OS Monitoring Metrics Supported by ECSs with the Agent Installed
Process Monitoring Metrics Supported by ECSs with the Agent Installed
Setting Alarm Rules
Viewing ECS Metrics
CTS
Key Operations Supported by CTS
Viewing Traces
FAQs
Common Topics
ECS Overview
What Are the Precautions for Using ECSs?
What Can I Do with ECSs?
Can ECSs Automatically Recover After the Physical Host Accommodating the ECSs Becomes Faulty?
Regions and AZs
What Is an AZ?
Billing
How Can I Stop an ECS from Being Billed?
Creation and Deletion
What Should I Do If the ECS Resources to Be Purchased Are Sold Out?
What Is the Creation Time and Startup Time of an ECS?
Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the Created ECS?
When Does an ECS Become Provisioned?
Why Cannot I View the ECSs Being Created Immediately After I Pay for Them?
Why Does It Take Longer to Create ECSs When I Use a Full-ECS Image?
What Do I Do If I Selected an Incorrect Image for My ECS?
Should I Choose Windows OS or Linux OS for My ECS?
How Quickly Can I Obtain an ECS?
How Can I Manage ECSs by Group?
Why Did I Fail to Configure an Anti-Affinity ECS Group?
What Happens After I Click the Delete Button?
Can a Deleted ECS Be Provisioned Again?
Can a Deleted ECS Be Restored?
How Do I Delete or Restart an ECS?
Can I Forcibly Restart or Stop an ECS?
Login and Connection
What Are the Username and Password for Remote Logins?
Why Cannot I Use the Username and Password Configured During the Creation of a GPU-accelerated ECS to Log In to the ECS Through SSH?
Why Can't I Log In to My Windows ECS?
Why Can't I Log In to My Linux ECS?
What Should I Do If I Cannot Use MSTSC to Log In to an ECS Running the Windows Server 2012 OS?
How Can I Change a Remote Login Port?
Why Cannot I Use a Non-Default SSH Port to Log In to My Linux ECS?
Why Can't I Obtain the Password for Logging In to My Windows ECS Authenticated Using a Key Pair?
What Browser Version Is Required to Remotely Log In to an ECS?
Why Are Garbled Characters Displayed When I Log In to My ECS Using VNC?
What Should I Do If the Page Does not Respond After I Log In to an ECS Using VNC and Do Not Perform Any Operation for a Long Period of Time?
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC?
Why Does a Blank Screen Appear After I Attempted to Log In to an ECS Using VNC?
What Should I Do If Error Code 1006 or 1000 Is Displayed When I Log In to an ECS Through the Management Console?
Why No Audio File Can Be Properly Played on My Windows ECS Logged In Using VNC?
How Can I Change the Resolution of a Windows ECS?
Why Does an Authentication Failure Occurs After I Attempt to Remotely Log In to a Windows ECS?
Why Can't I Use the Local Computer to Connect to My Windows ECS?
How Can I Obtain the Permission to Remotely Log In to a Windows ECS?
Why Does the System Display No Remote Desktop License Servers Available to Provide a License When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x112f When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x1104 When I Log In to a Windows ECS?
Why Does the System Display Error Code 122.112... When I Log In to a Windows ECS?
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac?
Why Does the System Display a Message Indicating Invalid Credentials When I Attempt to Access a Windows ECS?
Why Does an Internal Error Occur When I Log In to My Windows ECS?
Why Is My Remote Session Interrupted by a Protocol Error?
Why Am I Seeing an Error Message That Says Identity of Remote Computer Cannot be Verified When I Log In to a Windows ECS?
Why Am I Seeing An Error Message That Says The Two Computers Couldn't Be Connected in the Amount of Time Allotted When I Log In to a Windows ECS?
Why Am I Seeing an Error Message That Says User Account is not Authorized for Remote Login When I Log In to a Windows ECS?
Why Does My Remote Desktop Session End Because Another User Logs In When I Log In to a Windows ECS?
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed?
Why Am I Seeing the Error Message "Module is unknown" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Permission denied" Is Displayed When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "read: Connection reset by peer" Is Displayed When I Remotely Log In to a Linux ECS?
Why Am I Seeing the Error Message "Access denied" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Disconnected: No supported authentication methods available" Is Displayed When I Remotely Log In to a Linux ECS?
How Do I Handle Error Messages Displayed on the Management Console?
How Can I Recover a Windows ECS with an Abnormal Virtualization Driver?
Why Is My Windows ECS Muted?
How Do I Change an ECS SID?
Why Does a Pay-per-Use ECS Fail to Be Started?
ECS Management
How Can a Changed Static Hostname Take Effect Permanently?
Is an ECS Hostname with Suffix .novalocal Normal?
Why Is the Hostname of My ECS Restored to the Original Name After the ECS Is Restarted?
How Can I Set Sequential ECS Names When Creating Multiple ECSs?
How Can I Modify ECS Specifications?
Why Do the Disks of a Windows ECS Go Offline After I Modify the ECS Specifications?
Why Does the Disk Attachment of a Linux ECS Fail After I Modify the ECS Specifications?
OS Management
Does OS Change Incur Fees?
Can I Install or Upgrade the OS of an ECS?
Can I Change the OS of an ECS?
How Long Does It Take to Change an ECS OS?
Will I Lose My Disk Data If I Reinstall ECS OS, Change the OS, or Change the ECS Specifications?
Does OS Reinstallation Incur Fees?
Can I Select Another OS During ECS OS Reinstallation?
How Long Does It Take to Reinstall an ECS OS?
Do ECSs Support GUI?
How Can I Install a GUI on an ECS Running CentOS 6?
How Can I Install a GUI on an ECS Running CentOS 7?
How Can I Install a GUI on an ECS Running Ubuntu?
How Can I Install a GUI on an ECS Running Debian?
Why Does the OS Fail to Respond When kdump Occurs on a Linux ECS?
How Can I Upgrade the Kernel of a Linux ECS?
Why Cannot My ECS OS Start Properly?
How Can I Enable SELinux on an ECS Running CentOS?
Why Does a Forcibly-Stopped Linux ECS Fail to Be Restarted?
How Do I View the GPU Usage of a GPU-accelerated ECS?
File Upload/Data Transfer
How Do I Upload Files to My ECS?
How Can I Transfer Files from a Local Windows Computer to a Windows ECS?
How Can I Use WinSCP to Transfer Files from a Local Windows Computer to a Linux ECS?
How Can I Transfer Files from a Local Mac to a Windows ECS?
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use SFTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use FTP to Transfer Files from a Local Windows Computer to a Windows or Linux ECS?
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Transfer Data Between a Local Computer and a Windows ECS?
What Should I Do If the Connection Between the Client and the Server Times Out When I Upload a File Using FTP?
What Should I Do If Writing Data Failed When I Upload a File Using FTP?
Why Does Internet Access to an ECS Deployed with FTP Fail?
Why Am I Seeing an FTP Folder Error When I Open a Folder on an FTP Server?
Why Do I Fail to Connect to a Linux ECS Using WinSCP?
ECS Migration
Can I Migrate an ECS to Another Region, AZ, or Account?
Disk Management
Why Can't I Find My Newly Purchased Data Disk After I Log In to My Windows ECS?
How Can I Adjust System Disk Partitions?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Windows ECS?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Linux ECS?
How Can I Enable Virtual Memory on a Windows ECS?
How Can I Add the Empty Partition of an Expanded System Disk to the End Root Partition Online?
How Can I Add the Empty Partition of an Expanded System Disk to the Non-end Root Partition Online?
Can I Attach Multiple Disks to an ECS?
What Are the Requirements for Attaching an EVS Disk to an ECS?
Which ECSs Can Be Attached with SCSI EVS Disks?
How Do I Obtain My Disk Device Name in the ECS OS Using the Device Identifier Provided on the Console?
What Should I Do If Attaching a Disk to a Windows ECS Failed But There Are Still Available Device Names?
Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted?
How Can I Check Whether the ECSs Attached with the Same Shared SCSI Disk Are in the Same ECS Group?
Can All Users Use the Encryption Feature?
How Can I Add an ECS with Local Disks Attached to an ECS Group?
Will My EVS Disk Be Deleted When I Delete Its Server?
Why Does a Disk Attached to a Windows ECS Go Offline?
Why Does the Disk Drive Letter Change After the ECS Is Restarted?
How Can I Obtain Data Disk Information If Tools Are Uninstalled?
How Can I Rectify the Fault That May Occur on a Linux ECS with an NVMe SSD Disk Attached?
Why Is the Device Name of My C6 ECS in the sd* Format?
Why Are Disk Error Logs Printed After a Disk Attached to an ECS Is Formatted with the ext4 File System?
Passwords and Key Pairs
How Can I Change the Password for Logging In to a Linux ECS?
What Is the Default Password for Logging In to a Linux ECS?
How Can I Set the Validity Period of the Image Password?
Changing the Login Password on an ECS
What Should I Do If the System Displays a Message Indicating that the Password Is Incorrect When I Remotely Log In to My ECS?
What Should I Do If I Cannot Log In to My ECS Using the Initial Password After I Use It for a Period of Time?
Disabling SELinux
How Can I Obtain the Key Pair Used by My ECS?
How Can I Use a Key Pair?
What Should I Do If a Key Pair Cannot Be Imported?
Why Does the Login to My Linux ECS Using a Key File Fail?
What Should I Do If I Cannot Download a Key Pair?
Why Does a Key Pair Created Using puttygen.exe Fail to Be Imported on the Management Console?
What Is the Cloudbase-Init Account in Windows ECSs Used for?
What Should I Do If Cloud-Init Does Not Work After Python Is Upgraded?
Network Configurations
Can Multiple EIPs Be Bound to an ECS?
Can an ECS Without an EIP Bound Access the Internet?
What Should I Do If an EIP Cannot Be Pinged?
Why Can I Remotely Access an ECS But Cannot Ping It?
How Do I Query the Egress Public IP Address of My ECS?
How Can I Configure the NTP and DNS Servers for an ECS?
What Should I Do If NIC Flapping Occurs After My ECS Specifications Are Modified?
Will NICs Added to an ECS Start Automatically?
How Do I Change the CIDR Block of an ECS Subnet?
How Can I Check Whether the Network Communication Is Normal Between Two ECSs Equipped with an InfiniBand NIC Driver?
How Can I Manually Configure an IP Address for an InfiniBand NIC?
Why Is the NIC Not Working?
How Can I Handle the Issue that a Windows 7 ECS Equipped with an Intel 82599 NIC Reports an Error in SR-IOV Scenarios?
How Can I Add a Static Route to a CentOS 6.5 OS?
Why Can't My Linux ECS Obtain Metadata?
Why Can't My Windows ECS Access the Internet?
Why Does My Linux ECS Fail to Access the Internet?
How Do I Troubleshoot an Unresponsive Website Hosted on My ECS?
Why Did I See "Invalid argument" or "neighbour table overflow" During an Access to a Linux ECS?
How Can I Obtain the MAC Address of My ECS?
How Can I Test the Network Performance of Linux ECSs?
Why Can't I Use DHCP to Obtain a Private IP Address?
How Can I View and Modify Kernel Parameters of a Linux ECS?
How Can I Configure Port Redirection?
Can the ECSs of Different Accounts Communicate over an Intranet?
Will ECSs That I Purchased Deployed in the Same Subnet?
Security Configurations
Are ECSs with Simple Passwords Easily Attacked?
How Is ECS Security Ensured?
How Can I Disable Operation Protection?
Resource Management and Tags
How Can I Create and Delete Tags and Search for ECSs by Tag?
Resource Monitoring
Why Is My Windows ECS Running Slowly?
Why Is My Linux ECS Running Slowly?
Database Applications
Can a Database Be Deployed on an ECS?
Does an ECS Support Oracle Databases?
What Should I Do If a Msg 823 Error Occurs in Oracle, MySQL, or SQL Server System Logs After a Disk Initialization Script Is Executed?
API Reference (ME-Abu Dhabi Region)
Before You Start
Overview
API Calling
Endpoints
Constraints
Concepts
Selecting an API Type or Version
Querying Data in Pages
API Overview
Calling APIs
Making an API Request
Authentication
Response
APIs (Recommended)
Lifecycle Management
Creating an ECS
Deleting ECSs
Querying Details About an ECS
Querying Details About ECSs
Modifying ECS Details
Status Management
Reinstalling an ECS OS (Using an Image with Cloud-Init Installed)
Changing an ECS OS (Using an Image with Cloud-Init Installed)
Reinstalling an ECS OS (Using an Image Without Cloud-Init Installed)
Changing an ECS OS (Using an Image Without Cloud-Init Installed)
Cold Migrating an ECS
Obtaining the VNC Login Address
Modifying the Specifications of an ECS (V1.1)
Modifying the Specifications of an ECS
Batch Operations
Starting ECSs in a Batch
Restarting ECSs in a Batch
Stopping ECSs in a Batch
Modifying ECS Details in a Batch
Attaching a Specified Shared EVS Disk to Multiple ECSs
Flavor Management
Querying Details About Flavors and Extended Flavor Information
Querying the Target ECS Flavors to Which a Flavor Can Be Changed
NIC Management
Adding NICs to an ECS in a Batch
Deleting NICs from an ECS in a Batch
Binding a Virtual IP Address to an ECS NIC
Unbinding a Virtual IP Address from an ECS NIC
Querying NICs of an ECS
Disk Management
Querying a Single Disk Attached to an ECS
Querying Disk Attachments of an ECS
Querying Information About Disks Attached to an ECS
Attaching a Disk to an ECS
Detaching an EVS Disk from an ECS
Metadata Management
Updating ECS Metadata
Deleting Specified ECS Metadata
Tenant Quota Management
Querying Tenant Quotas
Task Status Management
Querying Task Execution Status
Password Management
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Deleting an ECS Group
Adding an ECS to an ECS Group
Removing an ECS from an ECS Group
Native OpenStack Nova APIs
API Version Query
Querying All API Versions
Querying a Specified API Version
Lifecycle Management
Creating an ECS
Modifying ECS Details
Deleting an ECS
Querying ECSs
Querying Details About ECSs
Querying Details About an ECS
Status Management
Starting an ECS
Restarting an ECS
Stopping an ECS
Locking an ECS
Unlocking an ECS
Creating an Image Using an ECS
Modifying the Specifications of an ECS
Confirming ECS Specifications Modification
Rolling Back ECS Specifications Modification
Adding an ECS to the Monitoring List
Network Management
Querying Networks
Querying the Networks of a Specified ECS
Querying the Specified Network of an ECS
Security Group Management
Adding an ECS to a Security Group
Removing a Security Group
Querying Security Groups of a Specified ECS
Flavor Management
Querying ECS Flavors
Querying Details About ECS Flavors
Querying Details About an ECS Flavor
Querying the extra_specs Value for an ECS Flavor
NIC Management
Querying NICs of an ECS
Querying Details About a Specified NIC of an ECS
Adding a NIC to an ECS
Deleting a NIC from an ECS
Disk Management
Querying Disks Attached to an ECS
Querying a Disk Attached to an ECS
Attaching a Disk to an ECS
Detaching a Disk from an ECS
Metadata Management
Updating ECS Metadata
Configuring ECS Metadata
Deleting Specified ECS Metadata
Querying ECS Metadata
Obtaining ECS Metadata with a Specified Key
Modifying ECS Metadata with a Specified Key
Tenant Quota Management
Querying Tenant Quota Limits
Querying Tenant Quotas
Querying Default Quotas
Key and Password Management
Querying SSH Key Pairs
Querying a Specified SSH Key Pair
Creating and Importing an SSH Key Pair
Deleting an SSH Key Pair
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Querying ECS Groups
Querying Details About an ECS Group
Deleting an ECS Group
ECS Operation Management
Querying Operations on an ECS
Querying ECS Operations by Request ID
ECS Console Management
Obtaining ECS Management Console Logs
Obtaining a VNC-based Remote Login Address (Microversion 2.6 or Later)
AZ
Querying AZs
Tag Management
Querying Tags of an ECS
Adding Tags to an ECS
Deleting Tags from an ECS
Adding a Tag to an ECS
Querying a Specified Tag for an ECS
Deleting a Specified Tag from an ECS
Historical Versions
Application Examples
Creating an ECS
Data Structure
Data Structure for Creating ECSs
Data Structure for Querying Details About ECSs
Data Structure for Querying Details About Specifications
Permissions and Supported Actions
Introduction
Actions Supported by Policy-based Authorization
Lifecycle Management
ECS Status Management
Batch Operations
Network Management
Image Management
Security Group Management
Specifications Query
NIC Management
Disk Management
Metadata Management
Tenant Quota Management
SSH Key Management
Password Management
Floating IP Address Management
ECS Group Management
ECS Management Through Console
AZ Management
Tag Management
Resource-Level Authorization
Common Parameters
Returned Values for General Requests
Obtaining a Project ID
Task Request Result
Responses (Task)
Returned Values
Batch Task Request
Responses (Batch Operation)
Out-of-Date APIs
Status Management
Querying Automatic Recovery of an ECS (Discarded)
Managing Automatic Recovery of an ECS (Discarded)
Flavor Management
Querying the Target Flavors to Which an ECS Flavor Can Be Changed (Discarded)
Disk Management
Querying Disk Attachment of an ECS (Discarded)
Querying a Single Disk Attached to an ECS (Discarded)
Image Management (OpenStack Nova APIs)
Querying Images (Discarded)
Querying Image Details (Discarded)
Querying Details About a Specified Image (Discarded)
Querying the Metadata of a Specified Image (Discarded)
Deleting an Image (Discarded)
Security Group Management (OpenStack Nova APIs)
Querying Security Groups (Discarded)
Creating a Security Group (Discarded)
Querying Details About a Security Group (Discarded)
Updating a Security Group (Discarded)
Deleting a Security Group (Discarded)
Creating a Security Group Rule (Discarded)
Deleting a Security Group Rule (Discarded)
Disk Management (OpenStack Nova APIs)
Querying Brief Information About Disks (Discarded)
Querying Detailed Information About Disks (Discarded)
Querying Information About a Disk (Discarded)
Creating a Disk (Discarded)
Deleting a Disk (Discarded)
Floating IP Address Management (OpenStack Nova APIs)
Binding a Floating IP Address (Discarded)
Unbinding a Floating IP Address (Discarded)
Assigning a Floating IP Address (Discarded)
Querying Floating IP Addresses (Discarded)
Querying Details About a Floating IP Address (Discarded)
Releasing a Floating IP Address (Discarded)
Querying Floating IP Address Pools (Discarded)
Snapshot Management (OpenStack Nova APIs)
Creating a Snapshot (Discarded)
Querying Snapshots (Discarded)
Deleting a Snapshot (Discarded)
Appendix
HTTP Status Codes
Error Codes
ECS Statuses
Network APIs
User Guide (Paris Regions)
Service Overview
What Is ECS?
ECS Advantages
ECS Application Scenarios
Notes and Constraints on Using ECSs
ECS and Other Services
Instances
ECS Overview
ECS Lifecycle
ECS Types
ECS Specifications and Types
A Summary List of ECS Specifications
General-Purpose ECSs
Dedicated General-Purpose ECSs
Memory-optimized ECSs
Disk-intensive ECSs
Ultra-high I/O ECSs
GPU-accelerated ECSs
Discontinued ECS Specifications
Images
Image Types
Cloud-Init
EVS Disks
Network
Security
Identity Authentication and Access Control
Access Control for ECS
Data Protection
User Encryption
Fault Recovery
License Types
Billing
Permissions Management
User Permissions
Region and AZ
Getting Started
Creating an ECS
Overview
Step 1: Configure Basic Settings
Step 2: Configure Network
Step 3: Configure Advanced Settings
Step 4: Confirm
Logging In to an ECS
Initializing EVS Data Disks
Scenarios and Disk Partitions
Initializing a Windows Data Disk (Windows Server 2008)
Initializing a Windows Data Disk (Windows Server 2019)
Initializing a Linux Data Disk (fdisk)
Initializing a Linux Data Disk (parted)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2008)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2012)
Initializing a Linux Data Disk Larger Than 2 TiB (parted)
Instances
Logging In to a Windows ECS
Login Overview (Windows)
Remotely Logging In to a Windows ECS (Using VNC)
Logging In to a Windows ECS Using MSTSC
Logging In to a Windows ECS from a Linux Computer
Logging In to a Linux ECS
Login Overview (Linux)
Remotely Logging In to a Linux ECS (Using VNC)
Logging In to a Linux ECS Using an SSH Key Pair
Managing GPU Drivers of GPU-accelerated ECSs
GPU Driver
Obtaining a Tesla Driver and CUDA Toolkit
Installing a GRID Driver on a GPU-accelerated ECS
Installing a Tesla Driver and CUDA Toolkit on a GPU-accelerated ECS
Uninstalling a GPU Driver from a GPU-accelerated ECS
Managing ECSs
Changing the Time Zone for an ECS
Obtaining Metadata
Passing User Data to ECSs
Changing ECS Names in a Batch
Migrating an ECS
Managing ECS Groups
(Optional) Configuring Mapping Between Hostnames and IP Addresses
Starting and Stopping ECSs
Modifying ECS Specifications
General Operations
Changing a Xen ECS to a KVM ECS (Windows)
Automatically Changing a Xen ECS to a KVM ECS (Linux)
Manually Changing a Xen ECS to a KVM ECS (Linux)
Reinstalling or Changing the OS
Reinstalling the OS
Changing the OS
Viewing ECS Information
Viewing ECS Creation Statuses
Viewing Failed Tasks
Viewing ECS Details (List View)
Exporting ECS Information
Images
Overview
Creating an Image
EVS Disks
Overview
Attaching an EVS Disk to an ECS
Detaching an EVS Disk from a Running ECS
Expanding the Capacity of an EVS Disk
Expanding the Local Disks of a Disk-intensive ECS
NICElastic Network Interface
Overview
Attaching a Network Interface
Deleting a NIC
Changing a VPC
Managing Virtual IP Addresses
Enabling NIC Multi-Queue
Dynamically Assigning IPv6 Addresses
EIP
Overview
Binding an EIP
Unbinding an EIP
Changing an EIP
Changing an EIP Bandwidth
Enabling Internet Connectivity for an ECS Without an EIP
Security
Methods for Improving ECS Security
Security Groups
Overview
Default Security Group and Rules
Security Group Configuration Examples
Configuring Security Group Rules
Changing a Security Group
HSS
CBR
Overview
Backing Up an ECS
Passwords and Key Pairs
Passwords
Application Scenarios for Using Passwords
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS
Resetting the Password for Logging In to a Linux ECS
Key Pairs
Application Scenarios for Using Key Pairs
(Recommended) Creating a Key Pair on the Management Console
Creating a Key Pair Using PuTTYgen
Importing a Key Pair
Obtaining and Deleting the Password of a Windows ECS
Obtaining the Password for Logging In to a Windows ECS
Deleting the Initial Password for Logging In to a Windows ECS
Permissions Management
Creating a User and Granting ECS Permissions
ECS Custom Policies
Resources and Tags
Tag Management
Overview
Adding Tags
Searching for Resources by Tag
Deleting a Tag
Quota Adjustment
Monitoring
Monitoring ECSs
Basic ECS Metrics
OS Monitoring Metrics Supported by ECSs with the Agent Installed
Process Monitoring Metrics Supported by ECSs with the Agent Installed
Setting Alarm Rules
Viewing ECS Metrics
CTS
Key Operations Supported by CTS
Viewing Traces
Troubleshooting
What Can I Do If Switching from a Non-root User to User root Times Out?
What Should I Do If Error "command ´gcc´ failed with exit status 1" Occurs During PIP-based Software Installation
What Should I Do If Packages Are Downloaded Using PIP or wget at a Low Rate?
How Can I Handle Slow ECS Startup?
FAQs
Common Topics
ECS Overview
What Are the Precautions for Using ECSs?
What Can I Do with ECSs?
Regions and AZs
What Is an AZ?
What Is a Region?
Are Products Different in Different Regions?
Is Data Transmission Between AZs Billed?
Can a Load Balancer Distribute Traffic to ECSs in Different Regions?
Is Application Disaster Recovery Available in Different Regions?
Are There Any Services Provided for Application Disaster Recovery?
Can Components Contained in an Application Be Distributed to Different Regions?
Billing
What Are ECS Billing Modes?
Will Am I Continue to Be Billed After ECSs Are Stopped?
How Can I Stop an ECS from Being Billed?
Creation and Deletion
What Should I Do If the ECS Resources to Be Purchased Are Sold Out?
What Is the Creation Time and Startup Time of an ECS?
Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the Created ECS?
When Does an ECS Become Provisioned?
Why Cannot I View the ECSs Being Created Immediately After I Pay for Them?
Why Does It Take Longer to Create ECSs When I Use a Full-ECS Image?
What Do I Do If I Selected an Incorrect Image for My ECS?
How Quickly Can I Obtain an ECS?
How Can I Manage ECSs by Group?
Why Did I Fail to Configure an Anti-Affinity ECS Group?
What Happens After I Click the Delete Button?
Can a Deleted ECS Be Provisioned Again?
Can a Deleted ECS Be Restored?
How Do I Delete or Restart an ECS?
Can I Forcibly Restart or Stop an ECS?
Login and Connection
What Are the Login Requirements for ECSs?
What Are the Username and Password for Remote Logins?
What Should I Do If Starting an ECS Remains in "Waiting for cloudResetPwdAgent" State?
Why Can't I Log In to My Windows ECS?
Why Can't I Log In to My Linux ECS?
How Can I Change a Remote Login Port?
Why Cannot I Use a Non-Default SSH Port to Log In to My Linux ECS?
Why Can't I Obtain the Password for Logging In to My Windows ECS Authenticated Using a Key Pair?
What Browser Version Is Required to Remotely Log In to an ECS?
How Can I Log In to an ECS After Its System Disk Is Exchanged with That Attached to Another ECS Running the Same OS?
Why Does the System Display a Message Indicating that the Password for Logging In to a Windows ECS Cannot Be Obtained?
Why Are Garbled Characters Displayed When I Log In to My ECS Using VNC?
Why Are Characters Entered Through VNC Still Incorrect After the Keyboard Language Is Switched?
Why Cannot I Use the French Keyboard to Enter Characters When I Log In to an ECS Using VNC?
What Should I Do If the Page Does not Respond After I Log In to an ECS Using VNC and Do Not Perform Any Operation for a Long Period of Time?
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC?
Why Does a Blank Screen Appear After I Attempted to Log In to an ECS Using VNC?
What Should I Do If Error Code 1006 or 1000 Is Displayed When I Log In to an ECS Through the Management Console?
Why No Audio File Can Be Properly Played on My Windows ECS Logged In Using VNC?
How Can I Change the Resolution of a Windows ECS?
Why Does an Authentication Failure Occurs After I Attempt to Remotely Log In to a Windows ECS?
Why Can't I Use the Local Computer to Connect to My Windows ECS?
How Can I Obtain the Permission to Remotely Log In to a Windows ECS?
Why Does the System Display No Remote Desktop License Servers Available to Provide a License When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x112f When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x1104 When I Log In to a Windows ECS?
Why Does the System Display Error Code 122.112... When I Log In to a Windows ECS?
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac?
Why Does the System Display a Message Indicating Invalid Credentials When I Attempt to Access a Windows ECS?
Why Does an Internal Error Occur When I Log In to My Windows ECS?
Why Is My Remote Session Interrupted by a Protocol Error?
Why Am I Seeing an Error Message That Says Identity of Remote Computer Cannot be Verified When I Log In to a Windows ECS?
Why Am I Seeing An Error Message That Says The Two Computers Couldn't Be Connected in the Amount of Time Allotted When I Log In to a Windows ECS?
Why Am I Seeing an Error Message That Says User Account is not Authorized for Remote Login When I Log In to a Windows ECS?
Why Does My Remote Desktop Session End Because Another User Logs In When I Log In to a Windows ECS?
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed?
Why Am I Seeing the Error Message "Module is unknown" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Permission denied" Is Displayed When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "read: Connection reset by peer" Is Displayed When I Remotely Log In to a Linux ECS?
Why Am I Seeing the Error Message "Access denied" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Disconnected: No supported authentication methods available" Is Displayed When I Remotely Log In to a Linux ECS?
How Do I Handle Error Messages Displayed on the Management Console?
How Can I Recover a Windows ECS with an Abnormal Virtualization Driver?
Why Is My Windows ECS Muted?
How Do I Change an ECS SID?
Why Does a Pay-per-Use ECS Fail to Be Started?
ECS Management
How Can a Changed Static Hostname Take Effect Permanently?
Is an ECS Hostname with Suffix .novalocal Normal?
Why Is the Hostname of My ECS Restored to the Original Name After the ECS Is Restarted?
How Can I Set Sequential ECS Names When Creating Multiple ECSs?
How Can I Modify ECS Specifications?
What Should I Do If Executing a Driver Installation Script Failed on an ECS Running CentOS 5?
What Should I Do If Executing a Driver Installation Script Failed When I Attempted to Modify the Specifications of a Linux ECS?
Why Do the Disks of a Windows ECS Go Offline After I Modify the ECS Specifications?
Why Does the Disk Attachment of a Linux ECS Fail After I Modify the ECS Specifications?
OS Management
Does OS Change Incur Fees?
Can I Install or Upgrade the OS of an ECS?
Can I Change the OS of an ECS?
How Long Does It Take to Change an ECS OS?
Will I Lose My Disk Data If I Reinstall ECS OS, Change the OS, or Change the ECS Specifications?
Does OS Reinstallation Incur Fees?
Can I Select Another OS During ECS OS Reinstallation?
How Long Does It Take to Reinstall an ECS OS?
Do ECSs Support GUI?
How Can I Install a GUI on an ECS Running CentOS 6?
How Can I Install a GUI on an ECS Running CentOS 7?
How Can I Install a GUI on an ECS Running Ubuntu?
How Can I Install a GUI on an ECS Running Debian?
Why Does the OS Fail to Respond When kdump Occurs on a Linux ECS?
How Can I Upgrade the Kernel of a Linux ECS?
Why Cannot My ECS OS Start Properly?
How Can I Enable SELinux on an ECS Running CentOS?
Why Does a Forcibly-Stopped Linux ECS Fail to Be Restarted?
How Do I View the GPU Usage of a GPU-accelerated ECS?
File Upload/Data Transfer
How Do I Upload Files to My ECS?
How Can I Transfer Files from a Local Windows Computer to a Windows ECS?
How Can I Use WinSCP to Transfer Files from a Local Windows Computer to a Linux ECS?
How Can I Transfer Files from a Local Mac to a Windows ECS?
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use SFTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use FTP to Transfer Files from a Local Windows Computer to a Windows or Linux ECS?
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Transfer Data Between a Local Computer and a Windows ECS?
What Should I Do If the Connection Between the Client and the Server Times Out When I Upload a File Using FTP?
What Should I Do If Writing Data Failed When I Upload a File Using FTP?
Why Does Internet Access to an ECS Deployed with FTP Fail?
Why Am I Seeing an FTP Folder Error When I Open a Folder on an FTP Server?
Why Do I Fail to Connect to a Linux ECS Using WinSCP?
ECS Migration
Can I Migrate an ECS to Another Region, AZ, or Account?
Disk Management
Why Can't I Find My Newly Purchased Data Disk After I Log In to My Windows ECS?
How Can I Adjust System Disk Partitions?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Windows ECS?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Linux ECS?
How Can I Enable Virtual Memory on a Windows ECS?
How Can I Add the Empty Partition of an Expanded System Disk to the End Root Partition Online?
How Can I Add the Empty Partition of an Expanded System Disk to the Non-end Root Partition Online?
Can I Attach Multiple Disks to an ECS?
What Are the Requirements for Attaching an EVS Disk to an ECS?
Which ECSs Can Be Attached with SCSI EVS Disks?
How Do I Obtain My Disk Device Name in the ECS OS Using the Device Identifier Provided on the Console?
Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted?
How Can I Check Whether the ECSs Attached with the Same Shared SCSI Disk Are in the Same ECS Group?
Can All Users Use the Encryption Feature?
How Can I Add an ECS with Local Disks Attached to an ECS Group?
Why Does a Disk Attached to a Windows ECS Go Offline?
Why Does the Disk Drive Letter Change After the ECS Is Restarted?
How Can I Obtain Data Disk Information If Tools Are Uninstalled?
How Can I Rectify the Fault That May Occur on a Linux ECS with an NVMe SSD Disk Attached?
Why Is the Device Name of My C6 ECS in the sd* Format?
Why Are Disk Error Logs Printed After a Disk Attached to an ECS Is Formatted with the ext4 File System?
Passwords and Key Pairs
How Can I Change the Password for Logging In to a Linux ECS?
How Can I Set the Validity Period of the Image Password?
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS
Resetting the Password for Logging In to a Linux ECS
What Should I Do If the System Displays a Message Indicating that the Password Is Incorrect When I Remotely Log In to My ECS?
What Should I Do If I Cannot Log In to My ECS Using the Initial Password After I Use It for a Period of Time?
Disabling SELinux
How Can I Obtain the Key Pair Used by My ECS?
How Can I Use a Key Pair?
What Should I Do If a Key Pair Cannot Be Imported?
Why Does the Login to My Linux ECS Using a Key File Fail?
What Should I Do If I Cannot Download a Key Pair?
Why Does a Key Pair Created Using puttygen.exe Fail to Be Imported on the Management Console?
What Is the Cloudbase-Init Account in Windows ECSs Used for?
What Should I Do If Cloud-Init Does Not Work After Python Is Upgraded?
Network Configurations
Can Multiple EIPs Be Bound to an ECS?
Can an ECS Without an EIP Bound Access the Internet?
What Should I Do If an EIP Cannot Be Pinged?
Why Can I Remotely Access an ECS But Cannot Ping It?
How Do I Query the Egress Public IP Address of My ECS?
How Can I Configure the NTP and DNS Servers for an ECS?
Configuring DNS
What Should I Do If NIC Flapping Occurs After My ECS Specifications Are Modified?
Will NICs Added to an ECS Start Automatically?
Why Is the NIC Not Working?
How Can I Handle the Issue that a Windows 7 ECS Equipped with an Intel 82599 NIC Reports an Error in SR-IOV Scenarios?
How Can I Add a Static Route to a CentOS 6.5 OS?
Why Can't My Linux ECS Obtain Metadata?
Why Can't My Windows ECS Access the Internet?
Why Does My Linux ECS Fail to Access the Internet?
How Do I Troubleshoot an Unresponsive Website Hosted on My ECS?
Why Did I See "Invalid argument" or "neighbour table overflow" During an Access to a Linux ECS?
How Can I Obtain the MAC Address of My ECS?
How Can I Test the Network Performance of Linux ECSs?
Why Can't I Use DHCP to Obtain a Private IP Address?
How Can I View and Modify Kernel Parameters of a Linux ECS?
How Can I Configure Port Redirection?
Can the ECSs of Different Accounts Communicate over an Intranet?
Will ECSs That I Purchased Deployed in the Same Subnet?
Security Configurations
How Is ECS Security Ensured?
Resource Management and Tags
How Can I Create and Delete Tags and Search for ECSs by Tag?
Resource Monitoring
Why Is My Windows ECS Running Slowly?
Why Is My Linux ECS Running Slowly?
Database Applications
Can a Database Be Deployed on an ECS?
Does an ECS Support Oracle Databases?
What Should I Do If a Msg 823 Error Occurs in Oracle, MySQL, or SQL Server System Logs After a Disk Initialization Script Is Executed?
API Reference (Paris Regions)
Before You Start
Overview
API Calling
Endpoints
Constraints
Concepts
Selecting an API Type or Version
API Overview
Calling APIs
Making an API Request
Authentication
Response
APIs (Recommended)
Lifecycle Management
Creating an ECS
Deleting ECSs
Status Management
Reinstalling an ECS OS (Using an Image with Cloud-Init Installed)
Changing an ECS OS (Using an Image with Cloud-Init Installed)
Cold Migrating an ECS
Modifying the Specifications of an ECS
Batch Operations
Starting ECSs in a Batch
Restarting ECSs in a Batch
Stopping ECSs in a Batch
Flavor Management
Querying Details About Flavors and Extended Flavor Information
NIC Management
Adding NICs to an ECS in a Batch
Deleting NICs from an ECS in a Batch
Disk Management
Attaching a Disk to an ECS
Detaching an EVS Disk from an ECS
Querying Disk Attachment of an ECS
Querying a Single Disk Attached to an ECS
Tenant Quota Management
Querying Tenant Quotas
Task Status Management
Querying Task Execution Status
Tag Management
Tag Types
Querying ECSs by Tag
Adding Tags to an ECS in a Batch
Deleting Tags from an ECS in a Batch
Querying Project Tags
Querying Tags of an ECS
ECS Group Management
Creating an ECS Group
Deleting an ECS Group
Adding an ECS to an ECS Group
Removing an ECS from an ECS Group
Querying ECS Groups
Querying Details About an ECS Group
Native OpenStack Nova APIs
API Version Query
Querying All API Versions
Querying a Specified API Version
Lifecycle Management
Creating an ECS
Modifying ECS Details
Deleting an ECS
Querying ECSs
Querying Details About ECSs
Querying Details About an ECS
Status Management
Starting an ECS
Restarting an ECS
Stopping an ECS
Locking an ECS
Unlocking an ECS
Rebuilding an ECS
Creating an Image Using an ECS
Modifying the Specifications of an ECS
Confirming ECS Specifications Modification
Rolling Back ECS Specifications Modification
Adding an ECS to the Monitoring List
Network Management
Querying Networks
Querying the Networks of a Specified ECS
Querying the Specified Network of an ECS
Security Group Management
Adding an ECS to a Security Group
Removing a Security Group
Querying Security Groups of a Specified ECS
Flavor Management
Querying ECS Flavors
Querying Details About ECS Flavors
Querying Details About an ECS Flavor
Querying the extra_specs Value for an ECS Flavor
NIC Management
Querying NICs of an ECS
Querying Details About a Specified NIC of an ECS
Adding a NIC to an ECS
Deleting a NIC from an ECS
Disk Management
Querying Disks Attached to an ECS
Querying a Disk Attached to an ECS
Attaching a Disk to an ECS
Detaching a Disk from an ECS
Metadata Management
Updating ECS Metadata
Configuring ECS Metadata
Deleting Specified ECS Metadata
Querying ECS Metadata
Obtaining ECS Metadata with a Specified Key
Modifying ECS Metadata with a Specified Key
Tenant Quota Management
Querying Tenant Quota Limits
Querying Tenant Quotas
Querying Default Quotas
Key and Password Management
Querying SSH Key Pairs
Querying a Specified SSH Key Pair
Creating and Importing an SSH Key Pair
Deleting an SSH Key Pair
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Querying ECS Groups
Querying Details About an ECS Group
Deleting an ECS Group
ECS Operation Management
Querying Operations on an ECS
Querying ECS Operations by Request ID
ECS Console Management
Obtaining ECS Management Console Logs
Tag Management
Querying Tags of an ECS
Adding Tags to an ECS
Deleting Tags from an ECS
Adding a Tag to an ECS
Querying a Specified Tag for an ECS
Deleting a Specified Tag from an ECS
Historical Versions
Application Examples
Creating an ECS
Data Structure
Data Structure for Creating ECSs
Data Structure for Querying Details About ECSs
Data Structure for Querying Details About Specifications
Permissions and Supported Actions
Introduction
Actions Supported by Policy-based Authorization
Lifecycle Management
ECS Status Management
Batch Operations
Network Management
Image Management
Security Group Management
Specifications Query
NIC Management
Disk Management
Metadata Management
Tenant Quota Management
SSH Key Management
Password Management
Floating IP Address Management
ECS Group Management
Tag Management
Common Parameters
Returned Values for General Requests
Obtaining a Project ID
Task Request Result
Responses (Task)
Returned Values
Batch Task Request
Responses (Batch Operation)
Out-of-Date APIs
Status Management
Querying Automatic Recovery of an ECS (Discarded)
Managing Automatic Recovery of an ECS (Discarded)
Image Management (OpenStack Nova APIs)
Querying Images (Discarded)
Querying Image Details (Discarded)
Querying Details About a Specified Image (Discarded)
Querying the Metadata of a Specified Image (Discarded)
Deleting an Image (Discarded)
Security Group Management (OpenStack Nova APIs)
Querying Security Groups (Discarded)
Creating a Security Group (Discarded)
Querying Details About a Security Group (Discarded)
Updating a Security Group (Discarded)
Deleting a Security Group (Discarded)
Creating a Security Group Rule (Discarded)
Deleting a Security Group Rule (Discarded)
Disk Management (OpenStack Nova APIs)
Querying Brief Information About Disks (Discarded)
Querying Detailed Information About Disks (Discarded)
Querying Information About a Disk (Discarded)
Creating a Disk (Discarded)
Deleting a Disk (Discarded)
Floating IP Address Management (OpenStack Nova APIs)
Binding a Floating IP Address (Discarded)
Unbinding a Floating IP Address (Discarded)
Assigning a Floating IP Address (Discarded)
Querying Floating IP Addresses (Discarded)
Querying Details About a Floating IP Address (Discarded)
Releasing a Floating IP Address (Discarded)
Querying Floating IP Address Pools (Discarded)
Snapshot Management (OpenStack Nova APIs)
Creating a Snapshot (Discarded)
Querying Snapshots (Discarded)
Deleting a Snapshot (Discarded)
Appendix
HTTP Status Codes
Error Codes
ECS Statuses
Network APIs
User Guide (Kuala Lumpur Region)
Service Overview
What Is ECS?
ECS Advantages
ECS Application Scenarios
Notes and Constraints on Using ECSs
ECS and Other Services
Instances
ECS Overview
ECS Lifecycle
ECS Types
ECS Specifications and Types
A Summary List of ECS Specifications
General-Purpose ECSs
General Computing-plus ECSs
Memory-optimized ECSs
Large-Memory ECSs
GPU-accelerated ECSs
Images
Image Types
Cloud-Init
EVS Disks
Network
Security
Data Protection
User Encryption
Permissions Management
Region and AZ
Getting Started
Creating an ECS
Overview
Step 1: Configure Basic Settings
Step 2: Configure Network
Step 3: Configure Advanced Settings
Step 4: Confirm
Logging In to an ECS
Initializing EVS Data Disks
Scenarios and Disk Partitions
Initializing a Windows Data Disk (Windows Server 2008)
Initializing a Windows Data Disk (Windows Server 2019)
Initializing a Linux Data Disk (fdisk)
Initializing a Linux Data Disk (parted)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2008)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2012)
Initializing a Linux Data Disk Larger Than 2 TiB (parted)
Instances
Creating an ECS
Creating the Same ECS
Logging In to a Windows ECS
Login Overview (Windows)
Logging In to a Windows ECS Using VNC
Logging In to a Windows ECS Using MSTSC
Logging In to a Windows ECS from a Linux Computer
Logging In to a Windows ECS from a macOS Server
Logging In to a Windows ECS from a Mobile Terminal
Logging In to a Linux ECS
Login Overview (Linux)
Logging In to a Linux ECS Using VNC
Logging In to a Linux ECS Using an SSH Key Pair
Logging In to a Linux ECS Using an SSH Password
Logging In to a Linux ECS from a macOS Server
Logging In to a Linux ECS from a Mobile Terminal
Managing GPU Drivers of GPU-accelerated ECSs
GPU Driver
Obtaining a Tesla Driver and CUDA Toolkit
Installing a GRID Driver on a GPU-accelerated ECS
Installing a Tesla Driver and CUDA Toolkit on a GPU-accelerated ECS
Uninstalling a GPU Driver from a GPU-accelerated ECS
Managing ECSs
Changing the Time Zone for an ECS
Obtaining Metadata
Passing User Data to ECSs
Changing ECS Names
Migrating an ECS
Managing ECS Groups
(Optional) Configuring Mapping Between Hostnames and IP Addresses
Starting and Stopping ECSs
Modifying ECS Specifications
General Operations
Reinstalling or Changing the OS
Reinstalling the OS
Changing the OS
Viewing ECS Information
Viewing ECS Creation Statuses
Viewing Failed Tasks
Viewing ECS Details (List View)
Exporting ECS Information
Images
Overview
Creating an Image
EVS Disks
Overview
Adding a Disk to an ECS
Attaching an EVS Disk to an ECS
Detaching an EVS Disk from a Running ECS
Expanding the Capacity of an EVS Disk
Expanding the Local Disks of a Disk-intensive ECS
Enabling Advanced Disk
NIC
Overview
Adding a NIC
Deleting a NIC
Changing a VPC
Modifying a Private IP Address
Managing Virtual IP Addresses
Enabling NIC Multi-Queue
Dynamically Assigning IPv6 Addresses
EIP
Overview
Binding an EIP
Unbinding an EIP
Changing an EIP
Changing an EIP Bandwidth
Enabling Internet Connectivity for an ECS Without an EIP
Security
Security Groups
Overview
Default Security Group and Rules
Security Group Configuration Examples
Configuring Security Group Rules
Changing a Security Group
HSS
Project and Enterprise Project
Protection for Mission-Critical Operations
CBR
Overview
Backing Up an ECS
Passwords and Key Pairs
Passwords
Application Scenarios for Using Passwords
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS
Resetting the Password for Logging In to a Linux ECS
Key Pairs
Application Scenarios for Using Key Pairs
(Recommended) Creating a Key Pair on the Management Console
Creating a Key Pair Using PuTTYgen
Importing a Key Pair
Obtaining and Deleting the Password of a Windows ECS
Obtaining the Password for Logging In to a Windows ECS
Deleting the Initial Password for Logging In to a Windows ECS
Permissions Management
Creating a User and Granting ECS Permissions
ECS Custom Policies
Resources and Tags
Tag Management
Overview
Adding Tags
Searching for Resources by Tag
Deleting a Tag
Quota Adjustment
Monitoring
Monitoring ECSs
Basic ECS Metrics
OS Monitoring Metrics Supported by ECSs with the Agent Installed
Setting Alarm Rules
Viewing ECS Metrics
CTS
Key Operations Supported by CTS
Viewing Traces
FAQs
Common Topics
ECS Overview
Using ECS
What Are the Precautions for Using ECSs?
What Can I Do with ECSs?
Can ECSs Automatically Recover After the Physical Host Accommodating the ECSs Becomes Faulty?
Creation and Deletion
ECS Creation
What Should I Do If the ECS Resources to Be Purchased Are Sold Out?
What Is the Creation Time and Startup Time of an ECS?
Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the Created ECS?
When Does an ECS Become Provisioned?
Why Cannot I View the ECSs Being Created Immediately After I Pay for Them?
Why Does It Take Longer to Create ECSs When I Use a Full-ECS Image?
What Do I Do If I Selected an Incorrect Image for My ECS?
Should I Choose Windows OS or Linux OS for My ECS?
How Quickly Can I Obtain an ECS?
How Can I Manage ECSs by Group?
Why Did I Fail to Configure an Anti-Affinity ECS Group?
ECS Deletion
What Happens After I Click the Delete Button?
Can a Deleted ECS Be Provisioned Again?
Can a Deleted ECS Be Restored?
How Do I Delete or Restart an ECS?
Can I Forcibly Restart or Stop an ECS?
Login and Connection
Login Preparations
What Are the Username and Password for Remote Logins?
Why Cannot I Use the Username and Password Configured During the Creation of a GPU-accelerated ECS to Log In to the ECS Through SSH?
Remote Logins
Why Can't I Log In to My Windows ECS?
Why Can't I Log In to My Linux ECS?
What Should I Do If I Cannot Use MSTSC to Log In to an ECS Running the Windows Server 2012 OS?
How Can I Change a Remote Login Port?
Why Cannot I Use a Non-Default SSH Port to Log In to My Linux ECS?
Why Can't I Obtain the Password for Logging In to My Windows ECS Authenticated Using a Key Pair?
What Browser Version Is Required to Remotely Log In to an ECS?
Why Does the System Display a Message Indicating that the Password for Logging In to a Windows ECS Cannot Be Obtained?
Logins Through the Management Console
Why Are Garbled Characters Displayed When I Log In to My ECS Using VNC?
What Should I Do If the Page Does not Respond After I Log In to an ECS Using VNC and Do Not Perform Any Operation for a Long Period of Time?
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC?
Why Does a Blank Screen Appear After I Attempted to Log In to an ECS Using VNC?
What Should I Do If Error Code 1006 or 1000 Is Displayed When I Log In to an ECS Through the Management Console?
Why No Audio File Can Be Properly Played on My Windows ECS Logged In Using VNC?
How Can I Change the Resolution of a Windows ECS?
Remote Login Errors on Windows
Why Does an Authentication Failure Occurs After I Attempt to Remotely Log In to a Windows ECS?
Why Can't I Use the Local Computer to Connect to My Windows ECS?
How Can I Obtain the Permission to Remotely Log In to a Windows ECS?
Why Does the System Display No Remote Desktop License Servers Available to Provide a License When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x112f When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x1104 When I Log In to a Windows ECS?
Why Does the System Display Error Code 122.112... When I Log In to a Windows ECS?
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac?
Why Does the System Display a Message Indicating Invalid Credentials When I Attempt to Access a Windows ECS?
Why Does an Internal Error Occur When I Log In to My Windows ECS?
Why Is My Remote Session Interrupted by a Protocol Error?
Why Am I Seeing an Error Message That Says Identity of Remote Computer Cannot be Verified When I Log In to a Windows ECS?
Why Am I Seeing An Error Message That Says The Two Computers Couldn't Be Connected in the Amount of Time Allotted When I Log In to a Windows ECS?
Why Am I Seeing an Error Message That Says User Account is not Authorized for Remote Login When I Log In to a Windows ECS?
Why Does My Remote Desktop Session End Because Another User Logs In When I Log In to a Windows ECS?
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed?
Remote Login Errors on Linux
Why Am I Seeing the Error Message "Module is unknown" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Permission denied" Is Displayed When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "read: Connection reset by peer" Is Displayed When I Remotely Log In to a Linux ECS?
Why Am I Seeing the Error Message "Access denied" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Disconnected: No supported authentication methods available" Is Displayed When I Remotely Log In to a Linux ECS?
How Do I Handle Error Messages Displayed on the Management Console?
How Can I Recover a Windows ECS with an Abnormal Virtualization Driver?
Why Is My Windows ECS Muted?
How Do I Change an ECS SID?
Why Does a Pay-per-Use ECS Fail to Be Started?
ECS Management
Hostnames
How Can a Changed Static Hostname Take Effect Permanently?
Is an ECS Hostname with Suffix .novalocal Normal?
Why Is the Hostname of My ECS Restored to the Original Name After the ECS Is Restarted?
How Can I Set Sequential ECS Names When Creating Multiple ECSs?
Modifying Specifications
How Can I Modify ECS Specifications?
Why Do the Disks of a Windows ECS Go Offline After I Modify the ECS Specifications?
Why Does the Disk Attachment of a Linux ECS Fail After I Modify the ECS Specifications?
OS Management
Changing OSs
Does OS Change Incur Fees?
Can I Install or Upgrade the OS of an ECS?
Can I Change the OS of an ECS?
How Long Does It Take to Change an ECS OS?
Reinstalling OSs
Will I Lose My Disk Data If I Reinstall ECS OS, Change the OS, or Change the ECS Specifications?
Does OS Reinstallation Incur Fees?
Can I Select Another OS During ECS OS Reinstallation?
How Long Does It Take to Reinstall an ECS OS?
GUI Installation FAQs
Do ECSs Support GUI?
How Can I Install a GUI on an ECS Running CentOS 6?
How Can I Install a GUI on an ECS Running CentOS 7?
How Can I Install a GUI on an ECS Running Ubuntu?
How Can I Install a GUI on an ECS Running Debian?
OS Faults
Why Does the OS Fail to Respond When kdump Occurs on a Linux ECS?
How Can I Upgrade the Kernel of a Linux ECS?
Why Cannot My ECS OS Start Properly?
How Can I Enable SELinux on an ECS Running CentOS?
Why Does a Forcibly-Stopped Linux ECS Fail to Be Restarted?
How Do I View the GPU Usage of a GPU-accelerated ECS?
File Upload/Data Transfer
How Do I Upload Files to My ECS?
How Can I Transfer Files from a Local Windows Computer to a Windows ECS?
How Can I Use WinSCP to Transfer Files from a Local Windows Computer to a Linux ECS?
How Can I Transfer Files from a Local Mac to a Windows ECS?
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use SFTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use FTP to Transfer Files from a Local Windows Computer to a Windows or Linux ECS?
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Transfer Data Between a Local Computer and a Windows ECS?
What Should I Do If the Connection Between the Client and the Server Times Out When I Upload a File Using FTP?
What Should I Do If Writing Data Failed When I Upload a File Using FTP?
Why Does Internet Access to an ECS Deployed with FTP Fail?
Why Am I Seeing an FTP Folder Error When I Open a Folder on an FTP Server?
Why Do I Fail to Connect to a Linux ECS Using WinSCP?
ECS Migration
Can I Migrate an ECS to Another Region, AZ, or Account?
Disk Management
Disk Partitions and Virtual Memory
Why Can't I Find My Newly Purchased Data Disk After I Log In to My Windows ECS?
How Can I Adjust System Disk Partitions?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Windows ECS?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Linux ECS?
How Can I Enable Virtual Memory on a Windows ECS?
Disk Capacity Expansion
How Can I Add the Empty Partition of an Expanded System Disk to the End Root Partition Online?
How Can I Add the Empty Partition of an Expanded System Disk to the Non-end Root Partition Online?
Disk Attachment
Can I Attach Multiple Disks to an ECS?
What Are the Requirements for Attaching an EVS Disk to an ECS?
Which ECSs Can Be Attached with SCSI EVS Disks?
How Do I Obtain My Disk Device Name in the ECS OS Using the Device Identifier Provided on the Console?
What Should I Do If Attaching a Disk to a Windows ECS Failed But There Are Still Available Device Names?
Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted?
How Can I Check Whether the ECSs Attached with the Same Shared SCSI Disk Are in the Same ECS Group?
Others
Can All Users Use the Encryption Feature?
How Can I Add an ECS with Local Disks Attached to an ECS Group?
Will My EVS Disk Be Deleted When I Delete Its Server?
Why Does a Disk Attached to a Windows ECS Go Offline?
Why Does the Disk Drive Letter Change After the ECS Is Restarted?
How Can I Obtain Data Disk Information If Tools Are Uninstalled?
How Can I Rectify the Fault That May Occur on a Linux ECS with an NVMe SSD Disk Attached?
Why Is the Device Name of My C6 ECS in the sd* Format?
Why Are Disk Error Logs Printed After a Disk Attached to an ECS Is Formatted with the ext4 File System?
Passwords and Key Pairs
Passwords
How Can I Change the Password for Logging In to a Linux ECS?
What Is the Default Password for Logging In to a Linux ECS?
How Can I Set the Validity Period of the Image Password?
Changing the Login Password on an ECS
What Should I Do If the System Displays a Message Indicating that the Password Is Incorrect When I Remotely Log In to My ECS?
What Should I Do If I Cannot Log In to My ECS Using the Initial Password After I Use It for a Period of Time?
Disabling SELinux
Key Pairs
How Can I Obtain the Key Pair Used by My ECS?
How Can I Use a Key Pair?
What Should I Do If a Key Pair Cannot Be Imported?
Why Does the Login to My Linux ECS Using a Key File Fail?
What Should I Do If I Cannot Download a Key Pair?
Why Does a Key Pair Created Using puttygen.exe Fail to Be Imported on the Management Console?
What Is the Cloudbase-Init Account in Windows ECSs Used for?
What Should I Do If Cloud-Init Does Not Work After Python Is Upgraded?
Network Configurations
EIPs
Can Multiple EIPs Be Bound to an ECS?
Can an ECS Without an EIP Bound Access the Internet?
What Should I Do If an EIP Cannot Be Pinged?
Why Can I Remotely Access an ECS But Cannot Ping It?
How Do I Query the Egress Public IP Address of My ECS?
DNS and NTP Configurations
How Can I Configure the NTP and DNS Servers for an ECS?
NICs
What Should I Do If NIC Flapping Occurs After My ECS Specifications Are Modified?
Will NICs Added to an ECS Start Automatically?
How Do I Change the CIDR Block of an ECS Subnet?
How Can I Handle the Issue that a Windows 7 ECS Equipped with an Intel 82599 NIC Reports an Error in SR-IOV Scenarios?
Routing
How Can I Add a Static Route to a CentOS 6.5 OS?
Why Can't My Linux ECS Obtain Metadata?
Website or Application Access Failures
Why Can't My Windows ECS Access the Internet?
Why Does My Linux ECS Fail to Access the Internet?
How Do I Troubleshoot an Unresponsive Website Hosted on My ECS?
Why Did I See "Invalid argument" or "neighbour table overflow" During an Access to a Linux ECS?
Others
How Can I Obtain the MAC Address of My ECS?
How Can I Test the Network Performance of Linux ECSs?
Why Can't I Use DHCP to Obtain a Private IP Address?
How Can I View and Modify Kernel Parameters of a Linux ECS?
How Can I Configure Port Redirection?
Can the ECSs of Different Accounts Communicate over an Intranet?
Will ECSs That I Purchased Deployed in the Same Subnet?
Security Configurations
Are ECSs with Simple Passwords Easily Attacked?
How Is ECS Security Ensured?
How Can I Disable Operation Protection?
Resource Management and Tags
How Can I Create and Delete Tags and Search for ECSs by Tag?
Resource Monitoring
Why Is My Windows ECS Running Slowly?
Why Is My Linux ECS Running Slowly?
Database Applications
Can a Database Be Deployed on an ECS?
Does an ECS Support Oracle Databases?
What Should I Do If a Msg 823 Error Occurs in Oracle, MySQL, or SQL Server System Logs After a Disk Initialization Script Is Executed?
API Reference (Kuala Lumpur Region)
Before You Start
Overview
API Calling
Endpoints
Constraints
Concepts
Selecting an API Type or Version
Querying Data in Pages
API Overview
Calling APIs
Making an API Request
Authentication
Response
APIs (Recommended)
Lifecycle Management
Creating an ECS
Deleting ECSs
Querying Details About an ECS
Querying Details About ECSs
Modifying ECS Details
Status Management
Reinstalling an ECS OS (Using an Image with Cloud-Init Installed)
Changing an ECS OS (Using an Image with Cloud-Init Installed)
Reinstalling an ECS OS (Using an Image Without Cloud-Init Installed)
Changing an ECS OS (Using an Image Without Cloud-Init Installed)
Cold Migrating an ECS
Obtaining the VNC Login Address
Modifying the Specifications of an ECS (V1.1)
Modifying the Specifications of an ECS
Batch Operations
Starting ECSs in a Batch
Restarting ECSs in a Batch
Stopping ECSs in a Batch
Modifying ECS Details in a Batch
Attaching a Specified Shared EVS Disk to Multiple ECSs
Flavor Management
Querying Details About Flavors and Extended Flavor Information
Querying the Target ECS Flavors to Which a Flavor Can Be Changed
NIC Management
Adding NICs to an ECS in a Batch
Deleting NICs from an ECS in a Batch
Binding a Virtual IP Address to an ECS NIC
Unbinding a Virtual IP Address from an ECS NIC
Querying NICs of an ECS
Disk Management
Querying a Single Disk Attached to an ECS
Querying Disk Attachments of an ECS
Querying Information About Disks Attached to an ECS
Attaching a Disk to an ECS
Detaching an EVS Disk from an ECS
Metadata Management
Updating ECS Metadata
Deleting Specified ECS Metadata
Tenant Quota Management
Querying Tenant Quotas
Task Status Management
Querying Task Execution Status
Password Management
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Deleting an ECS Group
Adding an ECS to an ECS Group
Removing an ECS from an ECS Group
Native OpenStack Nova APIs
API Version Query
Querying All API Versions
Querying a Specified API Version
Lifecycle Management
Creating an ECS
Modifying ECS Details
Deleting an ECS
Querying ECSs
Querying Details About ECSs
Querying Details About an ECS
Status Management
Starting an ECS
Restarting an ECS
Stopping an ECS
Locking an ECS
Unlocking an ECS
Creating an Image Using an ECS
Modifying the Specifications of an ECS
Confirming ECS Specifications Modification
Rolling Back ECS Specifications Modification
Adding an ECS to the Monitoring List
Network Management
Querying Networks
Querying the Networks of a Specified ECS
Querying the Specified Network of an ECS
Security Group Management
Adding an ECS to a Security Group
Removing a Security Group
Querying Security Groups of a Specified ECS
Flavor Management
Querying ECS Flavors
Querying Details About ECS Flavors
Querying Details About an ECS Flavor
Querying the extra_specs Value for an ECS Flavor
NIC Management
Querying NICs of an ECS
Querying Details About a Specified NIC of an ECS
Adding a NIC to an ECS
Deleting a NIC from an ECS
Disk Management
Querying Disks Attached to an ECS
Querying a Disk Attached to an ECS
Attaching a Disk to an ECS
Detaching a Disk from an ECS
Metadata Management
Updating ECS Metadata
Configuring ECS Metadata
Deleting Specified ECS Metadata
Querying ECS Metadata
Obtaining ECS Metadata with a Specified Key
Modifying ECS Metadata with a Specified Key
Tenant Quota Management
Querying Tenant Quota Limits
Querying Tenant Quotas
Querying Default Quotas
Key and Password Management
Querying SSH Key Pairs
Querying a Specified SSH Key Pair
Creating and Importing an SSH Key Pair
Deleting an SSH Key Pair
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Querying ECS Groups
Querying Details About an ECS Group
Deleting an ECS Group
ECS Operation Management
Querying Operations on an ECS
Querying ECS Operations by Request ID
ECS Console Management
Obtaining ECS Management Console Logs
Obtaining a VNC-based Remote Login Address (Microversion 2.6 or Later)
AZ
Querying AZs
Tag Management
Querying Tags of an ECS
Adding Tags to an ECS
Deleting Tags from an ECS
Adding a Tag to an ECS
Querying a Specified Tag for an ECS
Deleting a Specified Tag from an ECS
Historical Versions
Application Examples
Creating an ECS
Data Structure
Data Structure for Creating ECSs
Data Structure for Querying Details About ECSs
Data Structure for Querying Details About Specifications
Permissions and Supported Actions
Introduction
Actions Supported by Policy-based Authorization
Lifecycle Management
ECS Status Management
Batch Operations
Network Management
Image Management
Security Group Management
Specifications Query
NIC Management
Disk Management
Metadata Management
Tenant Quota Management
SSH Key Management
Password Management
Floating IP Address Management
ECS Group Management
ECS Management Through Console
AZ Management
Tag Management
Common Parameters
Returned Values for General Requests
Obtaining a Project ID
Task Request Result
Responses (Task)
Returned Values
Batch Task Request
Responses (Batch Operation)
Out-of-Date APIs
Status Management
Querying Automatic Recovery of an ECS (Discarded)
Managing Automatic Recovery of an ECS (Discarded)
Flavor Management
Querying the Target Flavors to Which an ECS Flavor Can Be Changed (Discarded)
Disk Management
Querying Disk Attachment of an ECS (Discarded)
Querying a Single Disk Attached to an ECS (Discarded)
Image Management (OpenStack Nova APIs)
Querying Images (Discarded)
Querying Image Details (Discarded)
Querying Details About a Specified Image (Discarded)
Querying the Metadata of a Specified Image (Discarded)
Deleting an Image (Discarded)
Security Group Management (OpenStack Nova APIs)
Querying Security Groups (Discarded)
Creating a Security Group (Discarded)
Querying Details About a Security Group (Discarded)
Updating a Security Group (Discarded)
Deleting a Security Group (Discarded)
Creating a Security Group Rule (Discarded)
Deleting a Security Group Rule (Discarded)
Disk Management (OpenStack Nova APIs)
Querying Brief Information About Disks (Discarded)
Querying Detailed Information About Disks (Discarded)
Querying Information About a Disk (Discarded)
Creating a Disk (Discarded)
Deleting a Disk (Discarded)
Floating IP Address Management (OpenStack Nova APIs)
Binding a Floating IP Address (Discarded)
Unbinding a Floating IP Address (Discarded)
Assigning a Floating IP Address (Discarded)
Querying Floating IP Addresses (Discarded)
Querying Details About a Floating IP Address (Discarded)
Releasing a Floating IP Address (Discarded)
Querying Floating IP Address Pools (Discarded)
Snapshot Management (OpenStack Nova APIs)
Creating a Snapshot (Discarded)
Querying Snapshots (Discarded)
Deleting a Snapshot (Discarded)
Appendix
HTTP Status Codes
Error Codes
ECS Statuses
Network APIs
User Guide (Ankara Region)
Service Overview
What Is ECS?
ECS Advantages
ECS Application Scenarios
Notes and Constraints on Using ECSs
ECS and Other Services
Instances
ECS Overview
ECS Lifecycle
ECS Types
x86 ECS Specifications and Types
General-Purpose ECSs
General Computing-plus ECSs
Memory-optimized ECSs
Disk-intensive ECSs
Ultra-high I/O ECSs
High-Performance Computing ECSs
GPU-accelerated ECSs
AI-accelerated ECSs
Kunpeng ECS Specifications and Types
Kunpeng General Computing ECSs
Kunpeng General Computing-plus ECSs
Kunpeng Memory-optimized ECSs
Kunpeng Ultra-high I/O ECSs
Kunpeng AI Inference-accelerated ECSs
Images
Image Types
Cloud-Init
EVS Disks
Network
Security
Fault Recovery
Permissions Management
Region and AZ
Getting Started
Creating an ECS
Overview
Step 1: Configure Basic Settings
Step 2: Configure Network
Step 3: Configure Advanced Settings
Step 4: Confirm
Logging In to an ECS
Initializing EVS Data Disks
Scenarios and Disk Partitions
Initializing a Windows Data Disk (Windows Server 2008)
Initializing a Windows Data Disk (Windows Server 2019)
Initializing a Linux Data Disk (fdisk)
Initializing a Linux Data Disk (parted)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2008)
Initializing a Windows Data Disk Larger Than 2 TiB (Windows Server 2012)
Initializing a Linux Data Disk Larger Than 2 TiB (parted)
Instances
Logging In to a Windows ECS
Login Overview (Windows)
Logging In to a Windows ECS Using VNC
Logging In to a Windows ECS Using MSTSC
Logging In to a Windows ECS from a Linux Computer
Logging In to a Windows ECS from a macOS Server
Logging In to a Windows ECS from a Mobile Terminal
Logging In to a Linux ECS
Login Overview (Linux)
Logging In to a Linux ECS Using VNC
Logging In to a Linux ECS Using an SSH Password
Logging In to a Linux ECS from a macOS Server
Logging In to a Linux ECS from a Mobile Terminal
Managing GPU Drivers of GPU-accelerated ECSs
GPU Driver
Obtaining a Tesla Driver and CUDA Toolkit
Installing a GRID Driver on a GPU-accelerated ECS
Installing a Tesla Driver and CUDA Toolkit on a GPU-accelerated ECS
Managing ECSs
Changing the Time Zone for an ECS
Obtaining Metadata
Passing User Data to ECSs
Changing ECS Names
Managing ECS Groups
Automatically Recovering ECSs
Obtaining ECS Console Logs
(Optional) Configuring Mapping Between Hostnames and IP Addresses
Modifying ECS Specifications
General Operations
Reinstalling or Changing the OS
Reinstalling the OS
Changing the OS
Viewing ECS Information
Viewing ECS Creation Statuses
Viewing Failed Tasks
Viewing ECS Details (List View)
Exporting ECS Information
Images
Overview
Creating an Image
EVS Disks
Adding a Disk to an ECS
Attaching an EVS Disk to an ECS
Detaching an EVS Disk from a Running ECS
Expanding the Capacity of an EVS Disk
Enabling Advanced Disk
Elastic Network Interface
Attaching a Network Interface
Detaching a Network Interface
Modifying a Private IP Address
Managing Virtual IP Addresses
Enabling NIC Multi-Queue
Dynamically Assigning IPv6 Addresses
EIP
Binding an EIP
Unbinding an EIP
Changing an EIP Bandwidth
Enabling Internet Connectivity for an ECS Without an EIP
Security
Security Groups
Overview
Default Security Group and Rules
Security Group Configuration Examples
Configuring Security Group Rules
Changing a Security Group
CBR
Overview
Backing Up an ECS
Passwords and Key Pairs
Passwords
Application Scenarios for Using Passwords
Resetting the Password for Logging In to an ECS on the Management Console
Changing the Login Password on an ECS
Resetting the Password for Logging In to a Windows ECS
Resetting the Password for Logging In to a Linux ECS
One-Click Password Reset Plug-in
Installing the One-Click Password Reset Plug-in on an ECS
Key Pairs
Application Scenarios for Using Key Pairs
(Recommended) Creating a Key Pair on the Management Console
Creating a Key Pair Using PuTTYgen
Importing a Key Pair
Obtaining and Deleting the Password of a Windows ECS
Obtaining the Password for Logging In to a Windows ECS
Deleting the Initial Password for Logging In to a Windows ECS
Permissions Management
Creating a User and Granting ECS Permissions
ECS Custom Policies
Resources
Quota Adjustment
Monitoring
Monitoring ECSs
Basic ECS Metrics
OS Monitoring Metrics Supported by ECSs with the Agent Installed
Setting Alarm Rules
Viewing ECS Metrics
FAQs
ECS Overview
What Are the Precautions for Using ECSs?
What Can I Do with ECSs?
Creation and Deletion
Why Does the Failures Area Show an ECS Creation Failure But the ECS List Displays the Created ECS?
How Quickly Can I Obtain an ECS?
What Happens After I Click the Delete Button?
Can a Deleted ECS Be Provisioned Again?
Can I Forcibly Restart or Stop an ECS?
Login and Connection
What Should I Do If Starting an ECS Remains in "Waiting for cloudResetPwdAgent" State?
What Should I Do If I Cannot Use MSTSC to Log In to an ECS Running the Windows Server 2012 OS?
How Can I Change a Remote Login Port?
What Browser Version Is Required to Remotely Log In to an ECS?
What Should I Do If the Page Does not Respond After I Log In to an ECS Using VNC and Do Not Perform Any Operation for a Long Period of Time?
What Should I Do If I Cannot View Data After Logging In to an ECS Using VNC?
Why Does a Blank Screen Appear After I Attempted to Log In to an ECS Using VNC?
Why Does an Authentication Failure Occurs After I Attempt to Remotely Log In to a Windows ECS?
Why Can't I Use the Local Computer to Connect to My Windows ECS?
How Can I Obtain the Permission to Remotely Log In to a Windows ECS?
Why Does the System Display No Remote Desktop License Servers Available to Provide a License When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x112f When I Log In to a Windows ECS?
Why Does the System Display Error Code 0x1104 When I Log In to a Windows ECS?
Why Does the System Display Error Code 122.112... When I Log In to a Windows ECS?
Why Does the System Display Invalid Certificate or Associated Chain When I Log In to a Windows ECS from a Mac?
Why Is My Remote Session Interrupted by a Protocol Error?
Why Am I Seeing an Error Message That Says Identity of Remote Computer Cannot be Verified When I Log In to a Windows ECS?
Why Am I Seeing An Error Message That Says The Two Computers Couldn't Be Connected in the Amount of Time Allotted When I Log In to a Windows ECS?
Why Am I Seeing an Error Message That Says User Account is not Authorized for Remote Login When I Log In to a Windows ECS?
Why Does My Remote Desktop Session End Because Another User Logs In When I Log In to a Windows ECS?
Why Does an ECS Fail to Be Remotely Connected Using RDP and Internal Error Code 4 Is Displayed?
Why Am I Seeing the Error Message "Module is unknown" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Permission denied" Is Displayed When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "read: Connection reset by peer" Is Displayed When I Remotely Log In to a Linux ECS?
Why Am I Seeing the Error Message "Access denied" When I Remotely Log In to a Linux ECS?
What Should I Do If Error Message "Disconnected: No supported authentication methods available" Is Displayed When I Remotely Log In to a Linux ECS?
How Do I Handle Error Messages Displayed on the Management Console?
Why Does the System Display a Question Mark When I Attempt to Obtain Console Logs?
ECS Management
How Can a Changed Static Hostname Take Effect Permanently?
Is an ECS Hostname with Suffix .novalocal Normal?
Why Do the Disks of a Windows ECS Go Offline After I Modify the ECS Specifications?
Why Does the Disk Attachment of a Linux ECS Fail After I Modify the ECS Specifications?
OS Management
Can I Install or Upgrade the OS of an ECS?
Can I Change the OS of an ECS?
How Long Does It Take to Change an ECS OS?
Can I Select Another OS During ECS OS Reinstallation?
How Long Does It Take to Reinstall an ECS OS?
How Do I View the GPU Usage of a GPU-accelerated ECS?
File Upload/Data Transfer
How Do I Upload Files to My ECS?
How Can I Transfer Files from a Local Windows Computer to a Windows ECS?
How Can I Use WinSCP to Transfer Files from a Local Windows Computer to a Linux ECS?
How Can I Transfer Files from a Local Mac to a Windows ECS?
How Can I Use SCP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use SFTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
How Can I Use FTP to Transfer Files from a Local Windows Computer to a Windows or Linux ECS?
How Can I Use FTP to Transfer Files Between a Local Linux Computer and a Linux ECS?
What Should I Do If the Connection Between the Client and the Server Times Out When I Upload a File Using FTP?
What Should I Do If Writing Data Failed When I Upload a File Using FTP?
Why Am I Seeing an FTP Folder Error When I Open a Folder on an FTP Server?
Why Do I Fail to Connect to a Linux ECS Using WinSCP?
ECS Migration
Can I Migrate an ECS to Another Region, AZ, or Account?
Disk Management
Why Can't I Find My Newly Purchased Data Disk After I Log In to My Windows ECS?
How Can I Adjust System Disk Partitions?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Windows ECS?
How Can I Obtain the Mapping Between Disk Partitions and Disk Devices on a Linux ECS?
How Can I Enable Virtual Memory on a Windows ECS?
How Can I Add the Empty Partition of an Expanded System Disk to the End Root Partition Online?
How Can I Add the Empty Partition of an Expanded System Disk to the Non-end Root Partition Online?
Can I Attach Multiple Disks to an ECS?
What Are the Requirements for Attaching an EVS Disk to an ECS?
Which ECSs Can Be Attached with SCSI EVS Disks?
How Do I Obtain My Disk Device Name in the ECS OS Using the Device Identifier Provided on the Console?
Why Does a Linux ECS with a SCSI Disk Attached Fails to Be Restarted?
Why Does a Disk Attached to a Windows ECS Go Offline?
Why Does the Disk Drive Letter Change After the ECS Is Restarted?
How Can I Obtain Data Disk Information If Tools Are Uninstalled?
Passwords and Key Pairs
How Can I Set the Validity Period of the Image Password?
Why Does Login to My ECS Using the Reset Password Fail?
Why Am I Seeing the Message Indicating That the Port Is Used by a One-Click Password Reset Plug-in?
Why Does the One-Click Password Reset Plug-in Use Too Much VIRT and SHR?
How Can I Obtain the Key Pair Used by My ECS?
What Should I Do If a Key Pair Cannot Be Imported?
Why Does the Login to My Linux ECS Using a Key File Fail?
Why Does a Key Pair Created Using puttygen.exe Fail to Be Imported on the Management Console?
What Is the Cloudbase-Init Account in Windows ECSs Used for?
What Should I Do If Cloud-Init Does Not Work After Python Is Upgraded?
Network Configurations
Can Multiple EIPs Be Bound to an ECS?
Can an ECS Without an EIP Bound Access the Internet?
What Should I Do If an EIP Cannot Be Pinged?
Why Can I Remotely Access an ECS But Cannot Ping It?
Will NICs Added to an ECS Start Automatically?
How Can I Check Whether the Network Communication Is Normal Between Two ECSs Equipped with an InfiniBand NIC Driver?
How Can I Manually Configure an IP Address for an InfiniBand NIC?
How Can I Handle the Issue that a Windows 7 ECS Equipped with an Intel 82599 NIC Reports an Error in SR-IOV Scenarios?
Why Can't My Linux ECS Obtain Metadata?
How Can I Obtain the MAC Address of My ECS?
How Can I Test the Network Performance of Linux ECSs?
Why Can't I Use DHCP to Obtain a Private IP Address?
How Can I View and Modify Kernel Parameters of a Linux ECS?
How Can I Configure Port Redirection?
Can the ECSs of Different Accounts Communicate over an Intranet?
Will ECSs That I Purchased Deployed in the Same Subnet?
Resource Monitoring
Why Is My Windows ECS Running Slowly?
Why Is My Linux ECS Running Slowly?
Database Applications
Can a Database Be Deployed on an ECS?
Does an ECS Support Oracle Databases?
API Reference (Ankara Region)
Before You Start
Overview
API Calling
Endpoints
Constraints
Concepts
Selecting an API Type or Version
API Overview
Calling APIs
Making an API Request
Authentication
Response
APIs (Recommended)
Lifecycle Management
Creating an ECS
Deleting ECSs
Querying Details About an ECS
Querying Details About ECSs
Status Management
Reinstalling an ECS OS (Using an Image with Cloud-Init Installed)
Changing an ECS OS (Using an Image with Cloud-Init Installed)
Reinstalling an ECS OS (Using an Image Without Cloud-Init Installed)
Changing an ECS OS (Using an Image Without Cloud-Init Installed)
Modifying the Specifications of an ECS
Batch Operations
Starting ECSs in a Batch
Restarting ECSs in a Batch
Stopping ECSs in a Batch
Modifying ECS Details in a Batch
Resetting the Passwords for Logging In to ECSs in a Batch
Attaching a Specified Shared EVS Disk to Multiple ECSs
Flavor Management
Querying Details About Flavors and Extended Flavor Information
Querying the Target Flavors to Which an ECS Flavor Can Be Changed
NIC Management
Adding NICs to an ECS in a Batch
Deleting NICs from an ECS in a Batch
Binding a Virtual IP Address to an ECS NIC
Unbinding a Virtual IP Address from an ECS NIC
Querying NICs of an ECS
Disk Management
Attaching a Disk to an ECS
Detaching an EVS Disk from an ECS
Querying Disk Attachment of an ECS
Querying a Single Disk Attached to an ECS
Tenant Quota Management
Querying Tenant Quotas
Task Status Management
Querying Task Execution Status
Tag Management
Tag Types
Adding Tags to an ECS in a Batch
Deleting Tags from an ECS in a Batch
Querying ECSs by Tag
Querying Project Tags
Querying Tags of an ECS
Password Management
Resetting the Password for Logging In to an ECS with a Few Clicks
Native OpenStack Nova APIs
API Version Query
Querying All API Versions
Querying a Specified API Version
Lifecycle Management
Creating an ECS
Modifying ECS Details
Deleting an ECS
Querying ECSs
Querying Details About ECSs
Querying Details About an ECS
Status Management
Starting an ECS
Restarting an ECS
Stopping an ECS
Locking an ECS
Unlocking an ECS
Creating an Image Using an ECS
Modifying the Specifications of an ECS
Confirming ECS Specifications Modification
Rolling Back ECS Specifications Modification
Adding an ECS to the Monitoring List
Network Management
Querying Networks
Querying the Networks of a Specified ECS
Querying the Specified Network of an ECS
Security Group Management
Adding an ECS to a Security Group
Removing a Security Group
Querying Security Groups of a Specified ECS
Flavor Management
Querying ECS Flavors
Querying Details About ECS Flavors
Querying Details About an ECS Flavor
Querying the extra_specs Value for an ECS Flavor
NIC Management
Querying NICs of an ECS
Querying Details About a Specified NIC of an ECS
Adding a NIC to an ECS
Deleting a NIC from an ECS
Disk Management
Querying Disks Attached to an ECS
Querying a Disk Attached to an ECS
Attaching a Disk to an ECS
Detaching a Disk from an ECS
Metadata Management
Updating ECS Metadata
Configuring ECS Metadata
Deleting Specified ECS Metadata
Querying ECS Metadata
Obtaining ECS Metadata with a Specified Key
Modifying ECS Metadata with a Specified Key
Tenant Quota Management
Querying Tenant Quota Limits
Querying Tenant Quotas
Querying Default Quotas
Key and Password Management
Querying SSH Key Pairs
Querying a Specified SSH Key Pair
Creating and Importing an SSH Key Pair
Deleting an SSH Key Pair
Obtaining the Password for Logging In to an ECS
Deleting the Password for Logging In to an ECS
ECS Group Management
Creating an ECS Group
Querying ECS Groups
Querying Details About an ECS Group
Deleting an ECS Group
ECS Operation Management
Querying Operations on an ECS
Querying ECS Operations by Request ID
ECS Console Management
Obtaining ECS Management Console Logs
AZ
Querying AZs
Tag Management
Tag Types
Querying Tags of an ECS
Adding Tags to an ECS
Deleting Tags from an ECS
Adding a Tag to an ECS
Querying a Specified Tag for an ECS
Deleting a Specified Tag from an ECS
Historical Versions
Application Examples
Creating an ECS
Data Structure
Data Structure for Creating ECSs
Data Structure for Querying Details About ECSs
Data Structure for Querying Details About Specifications
Permissions and Supported Actions
Introduction
Actions Supported by Policy-based Authorization
Lifecycle Management
ECS Status Management
Batch Operations
Network Management
Image Management
Security Group Management
Specifications Query
NIC Management
Disk Management
Metadata Management
Tenant Quota Management
SSH Key Management
Password Management
Floating IP Address Management
ECS Group Management
ECS Management Through Console
AZ Management
Tag Management
Common Parameters
Returned Values for General Requests
Obtaining a Project ID
Task Request Result
Responses (Task)
Returned Values
Batch Task Request
Responses (Batch Operation)
Out-of-Date APIs
Status Management
Querying Automatic Recovery of an ECS (Discarded)
Managing Automatic Recovery of an ECS (Discarded)
Tag Management
Adding Tags to an ECS in a Batch (Discarded)
Deleting Tags from an ECS in a Batch (Discarded)
Querying Project Tags (Discarded)
Querying Tags of an ECS (Discarded)
Querying ECSs by Tag (Discarded)
Image Management (OpenStack Nova APIs)
Querying Images (Discarded)
Querying Image Details (Discarded)
Querying Details About a Specified Image (Discarded)
Querying the Metadata of a Specified Image (Discarded)
Deleting an Image (Discarded)
Security Group Management (OpenStack Nova APIs)
Querying Security Groups (Discarded)
Creating a Security Group (Discarded)
Querying Details About a Security Group (Discarded)
Updating a Security Group (Discarded)
Deleting a Security Group (Discarded)
Creating a Security Group Rule (Discarded)
Deleting a Security Group Rule (Discarded)
Disk Management (OpenStack Nova APIs)
Querying Brief Information About Disks (Discarded)
Querying Detailed Information About Disks (Discarded)
Querying Information About a Disk (Discarded)
Creating a Disk (Discarded)
Deleting a Disk (Discarded)
Floating IP Address Management (OpenStack Nova APIs)
Binding a Floating IP Address (Discarded)
Unbinding a Floating IP Address (Discarded)
Assigning a Floating IP Address (Discarded)
Querying Floating IP Addresses (Discarded)
Querying Details About a Floating IP Address (Discarded)
Releasing a Floating IP Address (Discarded)
Querying Floating IP Address Pools (Discarded)
Snapshot Management (OpenStack Nova APIs)
Creating a Snapshot (Discarded)
Querying Snapshots (Discarded)
Deleting a Snapshot (Discarded)
Appendix
HTTP Status Codes
Error Codes
ECS Statuses
Network APIs