Help Center/
MapReduce Service/
User Guide (Paris Region)/
MRS Manager Operation Guide (Applicable to 2.x and Earlier Versions)/
Patch Operation Guide/
Patch Operation Guide for Versions from MRS 1.7.0 to MRS 2.0.1
Updated on 2024-10-11 GMT+08:00
Patch Operation Guide for Versions from MRS 1.7.0 to MRS 2.0.1
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.
- Choose Clusters > Active Clusters and click the name of the cluster to be queried to enter the page displaying the cluster's basic information.
- On the Patch Information page, click Install in the Operation column to install the target patch.
- 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.
- Choose Clusters > Active Clusters and click the name of the cluster to be queried to enter the page displaying the cluster's basic information.
- On the Patch Information page, click Uninstall in the Operation column to uninstall the target patch.
- 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
Feedback
Was this page helpful?
Provide feedbackThank you very much for your feedback. We will continue working to improve the documentation.See the reply and handling status in My Cloud VOC.
The system is busy. Please try again later.
For any further questions, feel free to contact us through the chatbot.
Chatbot