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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-16502) Reduce garbage in BufferedDataBlockEncoder
Date Fri, 26 Aug 2016 05:55:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-16502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15438512#comment-15438512
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Hudson commented on HBASE-16502:
--------------------------------

FAILURE: Integrated in Jenkins build HBase-Trunk_matrix #1483 (See [https://builds.apache.org/job/HBase-Trunk_matrix/1483/])
HBASE-16502 Reduce garbage in BufferedDataBlockEncoder (binlijin) (tedyu: rev b1ee8a88c3c1ab9ae32984e0f579812cd30a9b5f)
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/DiffKeyDeltaEncoder.java
* (edit) hbase-server/src/test/java/org/apache/hadoop/hbase/io/encoding/TestBufferedDataBlockEncoder.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/FastDiffDeltaEncoder.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/BufferedDataBlockEncoder.java


> Reduce garbage in BufferedDataBlockEncoder
> ------------------------------------------
>
>                 Key: HBASE-16502
>                 URL: https://issues.apache.org/jira/browse/HBASE-16502
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: binlijin
>            Assignee: binlijin
>             Fix For: 2.0.0, 1.4.0
>
>         Attachments: HBASE-16502-master.patch, HBASE-16502-master_v2.patch, HBASE-16502.branch-1.v1.patch
>
>
> In BufferedDataBlockEncoder.SeekerState every read will new a tagsBuffer for  compressTags.
There is no need when no tags or compressTags=false, so we can reduce this new byte[] to reduce
garbage.



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