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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-11678) BucketCache ramCache fills heap after running a few hours
Date Thu, 07 Aug 2014 21:45:13 GMT

     [ https://issues.apache.org/jira/browse/HBASE-11678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

stack updated HBASE-11678:
--------------------------

    Attachment: 11678v3.098.txt

Commit to 0.98 needed an addendum.  Here is what I applied.

> BucketCache ramCache fills heap after running a few hours
> ---------------------------------------------------------
>
>                 Key: HBASE-11678
>                 URL: https://issues.apache.org/jira/browse/HBASE-11678
>             Project: HBase
>          Issue Type: Bug
>          Components: BlockCache
>    Affects Versions: 0.99.0, 0.98.5, 2.0.0
>            Reporter: stack
>            Assignee: stack
>            Priority: Critical
>             Fix For: 0.99.0, 2.0.0, 0.98.6
>
>         Attachments: 0001-When-we-failed-add-an-entry-failing-with-a-CacheFull.patch,
11678v2.txt, 11678v2.txt, 11678v3.098.txt, 11678v3.txt, 11678v3.txt, gc_crash_unevenblocks_with_lots_of_evictions.png,
gc_over_12_hours_unevenblocks_with_lots_of_evictions.png
>
>
> Testing BucketCache, my heap filled after running for hours. Dumping heap, culprit is
the ramCache Map in BucketCache.  Tried running with more writer threads but made no difference.
 Trying to figure now how our accounting is going wonky.



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