hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Vladimir Rodionov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15509) Avoid copy of block data in HFileBlock$Writer.finishBlock
Date Wed, 30 Mar 2016 01:52:25 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15509?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15217221#comment-15217221
] 

Vladimir Rodionov commented on HBASE-15509:
-------------------------------------------

Good reduction in MemStore flusher threads > 35%. Compaction threads show less - 20%. Not
bad anyway.

> Avoid copy of block data in HFileBlock$Writer.finishBlock
> ---------------------------------------------------------
>
>                 Key: HBASE-15509
>                 URL: https://issues.apache.org/jira/browse/HBASE-15509
>             Project: HBase
>          Issue Type: Sub-task
>          Components: HFile
>            Reporter: Vladimir Rodionov
>            Assignee: Vladimir Rodionov
>         Attachments: HBASE-15509-v1.patch
>
>
> This calls ByteArrayOutputStream.toByteArray() which creates a copy of data block. 



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message