Patch Operation Guide for Versions
If you obtain patch information from the following sources, upgrade the patch according to actual requirements.
- You obtain information about the patch released by MRS from a message pushed by the message center service.
- You obtain information about the patch by accessing the cluster and viewing patch information.
Preparing for Patch Installation
- Follow instructions in Performing a Health Check to check cluster status. If the cluster health status is normal, install a patch.
- You need to confirm the target patch to be installed according to the patch information in the patch content.
Installing a Patch
- Log in to the MRS management console.
- On the Active Clusters page, click the name of your desired cluster.
- On the Patch Information page, click Install in the Operation column to install the target patch.Note
- For details about rolling patch operations, see Supporting Rolling Patches.
- For the isolated host nodes in the cluster, follow instructions in Restoring Patches for the Isolated Hosts to restore the patch.
Uninstalling a Patch
- Log in to the MRS management console.
- On the Active Clusters page, click the name of your desired cluster.
- On the Patch Information page, click Uninstall in the Operation column to uninstall the target patch.Note
- For details about rolling patch operations, see Supporting Rolling Patches.
- For the isolated host nodes in the cluster, follow instructions in Restoring Patches for the Isolated Hosts to restore the patch.
Parent topic: Patch Operation Guide
- Preparing for Patch Installation
- Installing a Patch
- Uninstalling a Patch