Ubiquitous Cloud Native Service
Ubiquitous Cloud Native Service
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All results for "
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What's New
Product Bulletin
Vulnerability Notices
Notice on HTTP/2 Rapid Reset Attack Vulnerability (CVE-2023-4487)
Impact of the runC Vulnerability on UCS (CVE-2024-21626)
Service Overview
Infographic for Huawei Cloud UCS
What Is Huawei Cloud UCS?
Advantages
Application Scenarios
Live Commerce
Finance
Automobile
Billing
Security
Shared Responsibilities
Authentication and Access
Audit and Logging
Risk Monitoring
Permissions
Constraints
Related Services
Billing
Billing Overview
Billed Items
Billing Modes
Overview
Yearly/Monthly Billing
Pay-per-Use Billing
Billing Examples
Pay-per-Use Billing
Yearly/Monthly Billing
Complex Scenarios
Renewal
Overview
Manually Renewing a UCS Package
Automatically Renewing a UCS Package
Bills
Arrears
Billing Termination
Billing FAQ
Getting Started
Introduction
Preparations
Quickly Connecting an Attached Cluster
Managing Distributed Clusters
Creating a Traffic Policy
User Guide
UCS Clusters
Overview
Huawei Cloud Clusters
On-Premises Clusters
Overview
Service Planning for On-Premises Cluster Installation
Basic Software Planning
Data Planning
Registering an On-Premises Cluster
Installing an On-Premises Cluster
Pre-Installation Check
Preparing for Installation (Private Network Access)
Installation and Verification
Managing an On-Premises Cluster
kubeconfig of an On-Premises Cluster
On-Premises Cluster Configuration File
Managing Nodes in an On-Premises Cluster
Managing On-Premises Cluster Networks
Cilium Overview
MetalLB for Layer 4 Load Balancing
Ingress-NGINX for Layer 7 Load Balancing
Upgrading an On-Premises Cluster
Unregistering an On-Premises Cluster
Using ucs-ctl to Manage On-Premises Clusters
GPU Scheduling
Overview
Preparing GPU Resources
Creating a GPU-accelerated Application
Monitoring GPU Resources
NPU Scheduling
Overview
NPU Node Label
Creating an NPU-accelerated Application
Backup and Restoration
Attached Clusters
Overview
Registering an Attached Cluster (Public Network Access)
Registering an Attached Cluster (Private Network Access)
Multi-Cloud Clusters
Overview
Service Planning for Multi-Cloud Cluster Installation
Basic Software Planning
Data Planning
Registering a Multi-cloud Cluster
Single-Cluster Management
Overview
Nodes
Viewing Nodes in a Cluster
Adding Labels/Taints to Nodes
Creating and Deleting Nodes (Only for Multi-Cloud Clusters)
Workload Management
Deployments
StatefulSets
DaemonSets
Jobs and Cron Jobs
Pod
Setting Container Specifications
Setting Container Lifecycle Parameters
Setting Health Check for a Container
Setting Environment Variables
Configuring a Workload Upgrade Policy
Scheduling Policy (Affinity/Anti-affinity)
Tolerance Policies
Networking
Services
Ingresses
Container Storage
ConfigMaps and Secrets
Creating a ConfigMap
Creating a Secret
kubeconfig
Obtaining a kubeconfig File
Updating a kubeconfig File
Custom Resource Definitions
Namespaces
Workload Auto Scaling (HPA)
Add-ons
kube-prometheus-stack
log-agent
metrics-server
Volcano
huawei-npu
gpu-device-plugin
e-backup
Fleets
Overview
Managing Fleets
Managing Clusters Not in the Fleet
Cluster Federation
Overview
Enabling Cluster Federation
Using kubectl to Connect to a Federation
Upgrading a Federation
Workloads
Workload Creation
Deployments
StatefulSets
DaemonSets
Container Settings
Setting Basic Container Information
Setting Container Specifications
Setting Container Lifecycle Parameters
Setting Health Check for a Container
Setting Environment Variables
Configuring a Workload Upgrade Policy
Configuring a Scheduling Policy (Affinity/Anti-affinity)
Configuring Scheduling and Differentiation
Managing a Workload
ConfigMaps and Secrets
ConfigMaps
Secrets
Services and Ingresses
Overview
Services
ClusterIP
NodePort
LoadBalancer
Ingresses
MCI
Overview
Using MCI
Configuring Automatic Traffic Switchover
Overview
Configuring Unconditional Automatic Traffic Switchover
Configuring Conditional Automatic Traffic Switchover
MCS
Overview
Using MCS
Configuring the Multi-Cluster Networking
Creating an MCS Object
North-South MCS
Overview
Using North-South MCS
DNS Policies
Storage
Overview
Mounting a Local Volume
Mounting a PV
Creating a PVC
Namespaces
Multi-Cluster Workload Scaling
Overview
Using Scaling Policies
FederatedHPA
How FederatedHPA Works
Installing a Metric Collection Add-on
Creating a FederatedHPA to Scale Pods Based on Metric Changes
Configuring a FederatedHPA to Control the Scaling Rate
Managing a FederatedHPA
CronFederatedHPA
How CronFederatedHPA Works
Creating a CronFederatedHPA to Scale Pods at Regular Intervals
Managing a CronFederatedHPA
Adding Labels and Taints to a Cluster
Cluster Federation RBAC Authorization
Image Repositories
Permissions
UCS Permissions
UCS Resource Permissions (IAM Authorization)
Kubernetes Resource Permissions in a Cluster (RBAC Authorization)
Kubernetes Resource Objects
Example: Designing and Configuring Permissions for Users in a Company
Policy Center
Overview
Basic Concepts
Enabling the Policy Center
Creating and Managing Policy Instances
Example: Using Policy Center for Kubernetes Resource Compliance Governance
Policy Definition Library
Overview
k8spspvolumetypes
k8spspallowedusers
k8spspselinuxv2
k8spspseccomp
k8spspreadonlyrootfilesystem
k8spspprocmount
k8spspprivilegedcontainer
k8spsphostnetworkingports
k8spsphostnamespace
k8spsphostfilesystem
k8spspfsgroup
k8spspforbiddensysctls
k8spspflexvolumes
k8spspcapabilities
k8spspapparmor
k8spspallowprivilegeescalationcontainer
k8srequiredprobes
k8srequiredlabels
k8srequiredannotations
k8sreplicalimits
noupdateserviceaccount
k8simagedigests
k8sexternalips
k8sdisallowedtags
k8sdisallowanonymous
k8srequiredresources
k8scontainerratios
k8scontainerrequests
k8scontainerlimits
k8sblockwildcardingress
k8sblocknodeport
k8sblockloadbalancer
k8sblockendpointeditdefaultrole
k8spspautomountserviceaccounttokenpod
k8sallowedrepos
Configuration Management
GitOps
Creating a Configuration Set
Modifying the Source Code
Traffic Distribution
Overview
Creating a Traffic Policy
Managing Traffic Policies
Observability
Container Intelligent Analysis
Overview
Enabling Cluster Monitoring
Overview
Enabling Monitoring for Huawei Cloud Clusters
Enabling Monitoring for On-premises Clusters
Enabling Monitoring for Attached Clusters
Enabling Monitoring for Multi-Cloud Clusters
Enabling Monitoring for Partner Cloud Clusters
Modifying Monitoring Settings
Disabling Monitoring
Container Insights
Overview
Viewing Fleet Information
Viewing Cluster Information
Viewing Node Information
Viewing Workload Information
Viewing Pod Information
Viewing Event Information
Health Diagnosis
Dashboard
Logging
Overview
Enabling Logging
Collecting Data Plane Logs
Collecting Control Plane Component Logs
Collecting Kubernetes Audit Logs
Collecting Kubernetes Events
Cloud Native Logging
Using Direct Connect or VPN to Report Logs of On-Premises Clusters
Container Migration
Overview
Preparations
Migration from Clusters in an On-premises Data Center to the Cloud
Migration Process
Cluster Evaluation
Image Migration
Dependent Service Migration
Application Backup
Application Migration
Migration from Clusters on a Third-party Cloud
Migration Process
Cluster Evaluation
Image Migration
Dependent Service Migration
Application Backup
Application Migration
Migration Across Huawei Cloud Clusters of UCS in Different Regions
Migration Process
Cluster Evaluation
Data Migration
Application Backup
Application Migration
Migration Across Huawei Cloud Clusters of UCS in the Same Region
Migration Process
Cluster Evaluation
Storage Migration
Application Backup
Application Migration
Pipeline
Overview
Creating a Project and Service Endpoint
Creating a Release Environment
Configuring a Release Policy
Configuring the Pipeline and Parameters
Releasing a Fleet Application
Error Codes
Best Practices
Permission Configuration
Granting UCS Permissions to IAM Users
On-Premises Clusters
Creating VPC Endpoints for Connecting to On-Premises Clusters over Private Networks
Using Workload Identities to Securely Access Cloud Services
Cluster Federation
Using Cluster Federation to Implement Multi-Active DR for Applications
Using a VPC Peering Connection to Connect CCE Clusters
Using Multi-Cluster Workload Scaling to Scale Workloads
Using MCI to Distribute Traffic Across Clusters
Traffic Distribution
Using Traffic Distribution to Implement Traffic Switchover
API Reference
Before You Start
Overview
API Calling
Endpoints
Constraints
Concepts
Calling APIs
Making an API Request
Authentication
Response
API
UCS Cluster
Querying the Cluster List
Querying a Cluster
Registering a Cluster
Updating a Cluster
Deregistering a Cluster
Querying Cluster Access Information
Activating a Cluster
Associating a Cluster with Permission Policies
Querying the CCE Cluster List
Querying the Cluster Version List
Fleet
Adding a Cluster to a Fleet
Removing a Cluster from a Fleet
Registering a Fleet
Deleting a Fleet
Querying a Fleet
Adding Clusters to a Fleet
Updating Fleet Description
Updating Permission Policies Associated with a Fleet
Updating the Zone Associated with the Federation of a Fleet
Obtaining the Fleet List
Enabling Fleet Federation
Disabling Cluster Federation
Querying Federation Enabling Progress
Creating a Federation Connection and Downloading kubeconfig
Creating a Federation Connection
Downloading Federation kubeconfig
Permissions Management
Creating a Permission Policy
Querying the Permission Policy List
Deleting a Permission Policy
Updating a Permission Policy
Using the Karmada API
Appendix
Status Codes
Error Codes
Obtaining a Project ID
Obtaining an Account ID
Country Codes
City Codes
Cluster Categories and Types
FAQs
About UCS
Are There Quota Restrictions in UCS?
Billing
How Is UCS Billed?
What Status of a Cluster Will Incur UCS Charges?
Why Am I Still Being Billed After I Purchase a Resource Package?
How Do I Change the Billing Mode of a Cluster from Pay-per-Use to Yearly/Monthly?
What Types of Invoices Are There?
Can I Unsubscribe from or Modify a Resource Package?
Permissions
How Do I Configure Access Permissions for Each Function of the UCS Console?
What Can I Do If an IAM User Cannot Obtain Cluster or Fleet Information After Logging In to UCS?
How Do I Restore ucs_admin_trust I Deleted or Modified?
What Can I Do If I Cannot Associate the Permission Policy with a Fleet or Cluster?
How Do I Clear RBAC Resources After a Cluster Is Unregistered?
Policy Center
What Can I Do If the Policy Center Fails to Be Enabled?
What Can I Do If Policy Center Cannot Run Normally?
How Do I Clear Policy Center Resources?
Fleets
What Can I Do If Cluster Federation Verification Fails to Be Enabled for a Fleet?
What Can I Do If an Abnormal, Federated Cluster Fails to Be Removed from the Fleet?
What Can I Do If an Nginx Ingress Is in the Unready State After Being Deployed?
What Can I Do If "Error from server (Forbidden)" Is Displayed When I Run the kubectl Command?
Huawei Cloud Clusters
What Can I Do If a Huawei Cloud Cluster Is Unavailable?
Attached Clusters
What Can I Do If an Attached Cluster Fails to Be Connected?
How Do I Restore a Deleted VPC Endpoint for a Cluster Connected Over a Private Network?
What Can I Do If proxy-agent Fails to Be Deployed?
On-Premises Clusters
What Can I Do If an On-Premises Cluster Fails to Be Connected?
How Do I Manually Clear Nodes of an On-Premises Cluster?
How Do I Downgrade a cgroup?
What Can I Do If the VM SSH Connection Times Out?
How Do I Expand the Disk Capacity of the CIA Add-on in an On-Premises Cluster?
What Can I Do If the Cluster Console Is Unavailable After the Master Node Is Shut Down?
What Can I Do If a Node Is Not Ready After Its Scale-Out?
How Do I Update the CA/TLS Certificate of an On-Premises Cluster?
What Should I Do If the On-Premises Cluster Fails to Be Installed?
Multi-Cloud Clusters
How Do I Clear Multi-Cloud Cluster Resources?
How Do I Obtain an Access Key (AK/SK)?
How Do I Update the Multi-Cloud Cluster Certificate?
Cluster Federation
What Can I Do If the Pre-upgrade Check of the Cluster Federation Fails?
What Can I Do If a Cluster Fails to Be Added to a Federation?
What Can I Do If Status Verification Fails When Clusters Are Added to a Federation?
What Can I Do If an HPA Created on the Cluster Federation Management Plane Fails to Be Distributed to Member Clusters?
What Can I Do If an MCI Object Fails to Be Created?
What Can I Do If I Fail to Access a Service Through MCI?
What Can I Do If an MCS Object Fails to Be Created?
What Can I Do If an MCS or MCI Instance Fails to Be Deleted?
Traffic Distribution
How Do I Add a Third-Party Domain Name?
Container Intelligent Analysis
What Can I Do If Monitoring Fails to Be Enabled for a Cluster Due to Residual Add-on Resources?
What Can I Do If Monitoring Fails to Be Enabled for a Cluster Due to Policy Interception?
How Do I Modify the Collection Configuration of the kube-state-metrics Component?
General Reference
Glossary
Service Level Agreement
White Papers
Endpoints
Permissions