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https://issues.apache.org/jira/browse/AMBARI-21326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16103980#comment-16103980
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Alejandro Fernandez commented on AMBARI-21326:
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Reviewing the batch, what should happen to existing clusters that are missing
{noformat} -XX:ReservedCodeCacheSize=256m{noformat} in hbase-env content?
The current patch will only affect new clusters.
> Implement CodeCache related configuration change for HBase daemons
> ------------------------------------------------------------------
>
> Key: AMBARI-21326
> URL: https://issues.apache.org/jira/browse/AMBARI-21326
> Project: Ambari
> Issue Type: Task
> Reporter: Ted Yu
> Priority: Critical
> Attachments: AMBARI-21326.v1.patch
>
>
> Add -XX:ReservedCodeCacheSize=256m to the regionserver's JVM options in
> hbase-env.sh
> The details are here
> https://community.hortonworks.com/articles/105802/time-delayed-hbase-performance-degradation-with-ja.html
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