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From "Li Pi (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-4017) BlockCache interface should be truly modular
Date Sat, 09 Jul 2011 00:42:16 GMT

     [ https://issues.apache.org/jira/browse/HBASE-4017?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Li Pi updated HBASE-4017:
-------------------------

    Release Note: Adds metrics fields to BlockCache interface, modularizes BlockCache. Gets
rid of (LruBlockCache) casts.
          Status: Patch Available  (was: Open)

> BlockCache interface should be truly modular
> --------------------------------------------
>
>                 Key: HBASE-4017
>                 URL: https://issues.apache.org/jira/browse/HBASE-4017
>             Project: HBase
>          Issue Type: Improvement
>          Components: regionserver
>            Reporter: Li Pi
>            Assignee: Li Pi
>         Attachments: 4017.diff
>
>
> Currently, the if the BlockCache that used isn't an LruBlockCache, somewhere in metrics
will try to cast it to an LruBlockCache and cause an exception. The code should be modular
enough to allow for the use of different block caches without throwing an exception.

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