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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-1020) Regionserver OOME handler should dump vital stats
Date Tue, 25 Nov 2008 06:55:44 GMT

     [ https://issues.apache.org/jira/browse/HBASE-1020?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

stack updated HBASE-1020:
-------------------------

    Status: Patch Available  (was: Open)

Making patch available.  Review appreciated.

> 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
>
>         Attachments: 1020.patch
>
>
> 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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