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From "Biju Nair (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-18641) Include block content verification logic used in lruCache in bucketCache
Date Thu, 31 Aug 2017 22:16:00 GMT

    [ https://issues.apache.org/jira/browse/HBASE-18641?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16149703#comment-16149703
] 

Biju Nair commented on HBASE-18641:
-----------------------------------

Thanks [~tedyu]. 
Hi [~anoop.hbase], could you please take a look at the patch and provide any comments you
may have?

> Include block content verification logic used in lruCache in bucketCache
> ------------------------------------------------------------------------
>
>                 Key: HBASE-18641
>                 URL: https://issues.apache.org/jira/browse/HBASE-18641
>             Project: HBase
>          Issue Type: Bug
>          Components: regionserver
>            Reporter: Biju Nair
>            Assignee: Biju Nair
>         Attachments: HBASE-18641.PATCH, HBASE-18641-WIP.PATCH
>
>
> With off-heap/bucketCache being used to cache data blocks without going through on-heap
cache, the logic used in lruCache to check the content of already cached block need to be
included in bucketCache. Please see this [discussion|https://mail-archives.apache.org/mod_mbox/hbase-dev/201708.mbox/%3cCAO40JLCnXLw3=0bbUaXdDx=w2fkLLJefVgJ6-UVJ_2JhfvOz+Q@mail.gmail.com%3e]
for details. 



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