Post-upgrade tasks for the Execution Engine for Apache Hadoop service
The Hadoop RPM version must be in sync with the current upgrade version of Watson Studio. If it's not in sync after you upgrade the Execution Engine for Apache Hadoop service, you must perform the appropriate task to finish setting up the service.
After you upgrade Execution Engine for Apache Hadoop, use the following task to complete the upgrade process:
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Re-install the Hadoop RPM that is in sync with the current upgrade version of Watson Studio.
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After you install the Hadoop RPM, add the upgraded version of Watson Studio to the managed list in the Hadoop system.
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In the upgraded Watson Studio, delete the Hadoop system registration, and then re-register the Hadoop system.
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Push the runtime images to the Hadoop system again.
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In the upgraded Watson Studio, remove all of the Hadoop-related environment templates that were defined prior to the upgrade.
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Re-create the Hadoop environment templates after the runtime images are pushed again.
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For all of the saved jobs that were used to run in the the Hadoop environment template prior to the upgrade, these jobs must use the newly re-created Hadoop environment templates to run after the upgrade.
Learn more
- Installing the service on Apache Hadoop clusters
- Upgrading Watson Studio
- Analyzing Apache Hadoop data
Parent topic: Execution Engine for Apache Hadoop