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From "Andrew Purtell (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-1020) Regionserver OOME handler should dump vital stats
Date Sun, 23 Nov 2008 00:53:44 GMT

    [ https://issues.apache.org/jira/browse/HBASE-1020?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12649989#action_12649989
] 

Andrew Purtell commented on HBASE-1020:
---------------------------------------

I'll add metrics for store file indexes.

> Regionserver OOME handler should dump vital stats
> -------------------------------------------------
>
>                 Key: HBASE-1020
>                 URL: https://issues.apache.org/jira/browse/HBASE-1020
>             Project: Hadoop HBase
>          Issue Type: Improvement
>          Components: regionserver
>            Reporter: Andrew Purtell
>             Fix For: 0.19.0
>
>
> On OOME the regionserver should dump into the log some vital stats:
> - Number of regions
> - Number of store files
> - Estimated item count and size of memcache(s)
> - Estimated item count and size of store file indexes
> Assumes the reserve can be released upon OOME to allow the additional actions.

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