Details
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Bug
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Status: Resolved
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Major
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Resolution: Fixed
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None
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None
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None
Description
yarn-env had an issue where ATS heapsize was not getting set correctly
This was fixed in Ambari-2.1.0 for HDP 2.2 and Ambari-2.2.1.1 for HDP 2.3/2.4.
However, "ambari-server upgrade" does not fix yarn-env, even if the user has
never touched it.
STR:
- Install a HDP 2.4.0 cluster with YARN using Ambari 2.2.1.0
- Confirm that yarn-env has *export YARN_HISTORYSERVER_HEAPSIZE=`apptimelineserver_heapsize`* (this is incorrect)
- ambari-server stop
- Install ambari.repo for Ambari 2.2.1.1
- yum upgrade ambari-server
- ambari-server upgrade
- ambari-server start
Actual: yarn-env still has **export
YARN_HISTORYSERVER_HEAPSIZE=`apptimelineserver_heapsize`**
Expected: yarn-env has **export
YARN_TIMELINESERVER_HEAPSIZE=`apptimelineserver_heapsize`** instead
This means that changing "AppTimelineServer Java heap size" from the UI has no
effect on setting the actual heapsize for ATS.
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