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From "Arjen Roodselaar (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-6404) Collect p50, p75 and p95 stats
Date Wed, 18 Jul 2012 17:33:34 GMT

    [ https://issues.apache.org/jira/browse/HBASE-6404?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13417283#comment-13417283

Arjen Roodselaar commented on HBASE-6404:

Yes, this would actually be the same as HBASE-6261. I should have given that one to our Eng
> Collect p50, p75 and p95 stats
> ------------------------------
>                 Key: HBASE-6404
>                 URL: https://issues.apache.org/jira/browse/HBASE-6404
>             Project: HBase
>          Issue Type: Improvement
>          Components: monitoring
>            Reporter: Arjen Roodselaar
>            Assignee: Liyin Tang
> Stats in current versions of HBase are currently exposed as avg, min and max. This gives
a skewed view of performance as the outliers are usually the indicators of problems. Please
revise the stats collection framework to use true buckets and expose the p50, p75 and p95
values of these buckets through JMX.

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