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Posted to dev@ambari.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2015/12/06 18:35:10 UTC

[jira] [Updated] (AMBARI-13135) Provide recommendation w.r.t. CMSInitiatingOccupancy for HBase

     [ https://issues.apache.org/jira/browse/AMBARI-13135?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ted Yu updated AMBARI-13135:
----------------------------
    Description: 
The following options are recommended for HBase when ConcMarkSweepGC is used:
{code}
-XX:CMSInitiatingOccupancyFraction=50
-XX:+UseCMSInitiatingOccupancyOnly
{code}

The band for CMSInitiatingOccupancyFraction is [40, 60], depending on workload.
This should be reflected in stack_advisor.py

  was:
The following options are recommended for HBase when ConcMarkSweepGC is used:
{code}
-XX:CMSInitiatingOccupancyFraction=50
-XX:+UseCMSInitiatingOccupancyOnly
{code}
The band for CMSInitiatingOccupancyFraction is [40, 60], depending on workload.
This should be reflected in stack_advisor.py


> Provide recommendation w.r.t. CMSInitiatingOccupancy for HBase
> --------------------------------------------------------------
>
>                 Key: AMBARI-13135
>                 URL: https://issues.apache.org/jira/browse/AMBARI-13135
>             Project: Ambari
>          Issue Type: Improvement
>            Reporter: Ted Yu
>
> The following options are recommended for HBase when ConcMarkSweepGC is used:
> {code}
> -XX:CMSInitiatingOccupancyFraction=50
> -XX:+UseCMSInitiatingOccupancyOnly
> {code}
> The band for CMSInitiatingOccupancyFraction is [40, 60], depending on workload.
> This should be reflected in stack_advisor.py



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