Microservice Engine Versions

This section describes the versions supported by exclusive microservice engines.

The version number format is {major}.{minor}.{patch}.

where,

For example, v1.3.1. 1.3 is the official version number, and 1 is the patch version number.

Microservice engine creation
Only the microservice engine of the latest version can be created. The microservice engine of a specified version cannot be created.
Microservice engine maintenance
The latest three official versions can be maintained. For other versions, customer service will not be provided, including new functions, bug fixing, vulnerability fixing, and upgrades.
Microservice engine upgrade
- Official version upgrade:
  - 1.3 and 1.2 can be smoothly upgraded to 2.4 or later, and their functions are compatible.
  - Two earlier versions among the latest three official versions can be upgraded to the latest version. For example, if the latest three official versions are 2.4, 1.3, and 1.2, 1.2 and 1.3 are upgraded to 2.4.
    
    If the engine upgrade is not supported, for example, from 1.0 to 1.3, the management function of microservice engines may be unavailable. Exercise caution when performing this operation.
    
    You can submit a service ticket for risk evaluation before the upgrade.
- Patch version upgrade: The microservice engine backend provides automatic patch version upgrade, for example, from 1.3.0 to 1.3.1.