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Posted to issues@hbase.apache.org by "Phabricator (JIRA)" <ji...@apache.org> on 2012/10/05 02:55:47 UTC

[jira] [Commented] (HBASE-6597) Block Encoding Size Estimation

    [ https://issues.apache.org/jira/browse/HBASE-6597?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13469933#comment-13469933 ] 

Phabricator commented on HBASE-6597:
------------------------------------

mbautin has commented on the revision "[jira] [HBASE-6597] [89-fb] Incremental data block encoding".

  The original review (Facebook-internal, just for the record): https://phabricator.fb.com/D554523

REVISION DETAIL
  https://reviews.facebook.net/D5895

To: Kannan, Karthik, Liyin, aaiyer, avf, JIRA, mbautin

                
> Block Encoding Size Estimation
> ------------------------------
>
>                 Key: HBASE-6597
>                 URL: https://issues.apache.org/jira/browse/HBASE-6597
>             Project: HBase
>          Issue Type: Improvement
>          Components: io
>    Affects Versions: 0.89-fb
>            Reporter: Brian Nixon
>            Priority: Minor
>         Attachments: D5895.1.patch
>
>
> Blocks boundaries as created by current writers are determined by the size of the unencoded data. However, blocks in memory are kept encoded. By using an estimate for the encoded size of the block, we can get greater consistency in size.

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