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From "ChiaPing Tsai (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-16157) The incorrect block cache count and size are caused by removing duplicate block key in the LruBlockCache
Date Sat, 02 Jul 2016 05:44:10 GMT

     [ https://issues.apache.org/jira/browse/HBASE-16157?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

ChiaPing Tsai updated HBASE-16157:
----------------------------------
    Status: Open  (was: Patch Available)

> The incorrect block cache count and size are caused by removing duplicate block key in
the LruBlockCache
> --------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-16157
>                 URL: https://issues.apache.org/jira/browse/HBASE-16157
>             Project: HBase
>          Issue Type: Bug
>            Reporter: ChiaPing Tsai
>            Assignee: ChiaPing Tsai
>            Priority: Trivial
>         Attachments: HBASE-16157-v1.patch, HBASE-16157-v2.patch, HBASE-16157-v3.patch,
HBASE-16157-v4.patch
>
>
> {code:title=LruBlockCache.java|borderStyle=solid}
> // Check return value from the Map#remove before updating the metrics
>   protected long evictBlock(LruCachedBlock block, boolean evictedByEvictionProcess) {
>     map.remove(block.getCacheKey());
>     updateSizeMetrics(block, true);
> ...
> }
> {code}



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