Performing Upgrade Wizard Actions Manually
Important: Perform the steps in this section only if the upgrade wizard reports a
failure, or if you selected Manual Upgrade from the CDH Upgrade Wizard. Manual upgrades allow you to
selectively stop and restart services to prevent or mitigate downtime for services or clusters where rolling restarts are not available.
Upgrade HDFS Metadata
If upgrading from:
- CDH 5.0 or 5.1 to 5.2 or higher
- CDH 5.2 or 5.3 to 5.4 or higher
- Ensure that the ZooKeeper and HDFS services are running.
- Go to the HDFS service.
- Select Upgrade HDFS Metadata to confirm. and click
Upgrade the Hive Metastore Database
Warning: Your upgrade will fail if you do not complete this step.
Required for the following upgrades:
- CDH 5.0 or 5.1 to 5.2 or higher
- CDH 5.3 to 5.4 or higher
- From any version of CDH to CDH 5.12 or higher
- Go to the Hive service.
- If the Hive service is running, stop it:
Select Stop to confirm.
and click - Select Upgrade Hive Metastore Database Schema to confirm. and click
- If you have multiple instances of Hive, perform the upgrade on each metastore database.
Upgrade the Oozie ShareLib
- Go to the Oozie service.
- If the Oozie service is stopped, start it:
Select Start to confirm.
and click - Select Install Oozie ShareLib to confirm. and click
Upgrade Sqoop
- Go to the Sqoop service.
- Select Stop to confirm. and click
- Select Upgrade Sqoop to confirm. and click
Upgrade the Sentry Database
Required for the following upgrades:
- CDH 5.1 to 5.2 or higher
- CDH 5.2 to 5.3 or higher
- CDH 5.4 to 5.5 or higher
- Go to the Sentry service.
- If the Sentry service is running, stop it:
Select Stop to confirm.
and click - Select Upgrade Sentry Database Tables to confirm. and click
Upgrade the Spark Standalone Service
- Go to the Spark service.
- If the Spark service is running, stop it:
Select Stop to confirm.
and click - Select Install Spark JAR to confirm. and click
Start Cluster Services
- use rolling restart or full restart
- Ensure that all services are started or restarted. You can use Cloudera Manager to start the cluster, or you can restart the services individually. The Cloudera Manager Home page indicates which services have stale configurations and require restarting.
- To start or restart the cluster:
- On the Start or Restart. tab, click the down arrow to the right of the cluster name and select
- Click Start that appears in the next screen to confirm. The Command Details window shows the progress of starting services.
When All services successfully started appears, the task is complete and you can close the Command Details window.
Deploy Client Configuration Files
- On the Home page, click to the right of the cluster name and select Deploy Client Configuration.
- Click the Deploy Client Configuration button in the confirmation pop-up that appears.
Page generated May 18, 2018.
<< Troubleshooting a CDH Upgrade Using Cloudera Manager | ©2016 Cloudera, Inc. All rights reserved | Upgrading to Oracle JDK 1.8 >> |
Terms and Conditions Privacy Policy |