Multi-Site High Availability Service
Multi-Site High Availability Service
- What's New
- Function Overview
- Service Overview
- Billing
- Getting Started
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User Guide
- Getting Started with MAS
- Modules
- Namespace
- Multi-Active Instances
- Application Management
- Monitor Management
- Credential Management
- Event Monitoring
- Audit Logs
- Permissions Management
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FAQs
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MAS FAQs
- Is MAS a Product or Solution?
- Does MAS Synchronize Data in Addition to Controlling Access from Applications to Databases?
- Is MAS Like a Management Channel for Which I Need to Configure Automatic Switchover Policies?
- What Is the Automatic Switchover Mechanism? How Does MAS Implement Switchovers in Seconds?
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Multi-Active DR Solution FAQs
- In the Single- or Dual-Instance Data Layer Architecture (Same Region, Multi-AZ, Traffic Distribution with API Gateway), Which Components Are Provided by MAS and Which Ones Should I Prepare?
- Can I Implement the Active-Active Solution on Any Other Services in Addition to Self-Built Cloud Services?
- How Do I Implement Database Dual-Write?
- Does the Multi-Active Architecture Have Any Requirements on My Services?
- What Are the RPO and RTO of the Multi-Active DR Solution?
- Does the Multi-Active DR Solution Have Any Network Requirements? Will Incorrect Switchover Occur If the Network is Unstable or Jitters?
- How Do I Configure Monitoring for Multi-AZ Deployment in the Same Region?
- Will MAS and API Gateway Be Deployed on Both Huawei Cloud and Our Cloud?
- MAS Usage FAQs
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MAS FAQs
- General Reference
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Modules
Introduction
This section describes how to manage the edition and features of your instance. The following features are supported:
- MySQL
- Oracle
- PostgreSQL
- Redis
- MongoDB
- Elasticsearch
- openGauss
- API
- Enable corresponding features before you create data sources and monitors.
- If a feature is not enabled here, you cannot create or check the corresponding monitor on the instance details page.
Enabling a Module
- Go to the Buy Module page.
- Select an edition and features, and click OK.
Figure 1 Enabling a module
Table 1 Module parameters Parameter
Description
Edition
You can select the Intra-city multi-active or Remote multi-active edition.
Features
Options:
- MySQL
- Oracle
- PostgreSQL
- Redis
- MongoDB
- Elasticsearch
- openGauss
- API
Billing Mode
Billing mode of the function module. Pay-per-use is selected by default.
Modifying a Module
- On the MAS console, click Overview and click Modify next to a function module.
- Select or deselect the target features, and click OK.
NOTE:
If a feature has dependent instances and data sources, you cannot delete it by deselecting it.
Deleting a Module
- On the MAS console, click Overview and click Delete Module next to a function module.
- Click OK to delete the module.
NOTE:
- The enabled features with the selected edition will also be deleted.
- If a function module has dependent instances and data sources, it cannot be deleted.
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