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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-17484) Add non cached version of OffheapKV for write path
Date Tue, 07 Feb 2017 20:07:43 GMT

    [ https://issues.apache.org/jira/browse/HBASE-17484?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15856697#comment-15856697
] 

Hudson commented on HBASE-17484:
--------------------------------

FAILURE: Integrated in Jenkins build HBase-Trunk_matrix #2462 (See [https://builds.apache.org/job/HBase-Trunk_matrix/2462/])
HBASE-17484 Add non cached version of OffheapKV for write path (Ram) (ramkrishna: rev 6c5eec249c6fcedd3d9f7fd810f89656647c1c67)
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/CellUtil.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/util/test/RedundantKVGenerator.java
* (edit) hbase-common/src/test/java/org/apache/hadoop/hbase/TestOffheapKeyValue.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/io/encoding/RowIndexSeekerV1.java
* (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/OffheapKeyValue.java
* (edit) hbase-common/src/main/java/org/apache/hadoop/hbase/codec/KeyValueCodec.java
* (edit) hbase-common/src/test/java/org/apache/hadoop/hbase/io/TestTagCompressionContext.java


> Add non cached version of OffheapKV for write path
> --------------------------------------------------
>
>                 Key: HBASE-17484
>                 URL: https://issues.apache.org/jira/browse/HBASE-17484
>             Project: HBase
>          Issue Type: Sub-task
>          Components: regionserver
>    Affects Versions: 2.0.0
>            Reporter: ramkrishna.s.vasudevan
>            Assignee: ramkrishna.s.vasudevan
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17484_1.patch, HBASE-17484_2.patch, HBASE-17484.patch
>
>
> After running lot of different performance tests for various scenarios and with multi
threads we thought that is  better to have a version of OffheapKV in write path that does
not cache anything and its fixed_overhead is equal to that in KeyValue. 



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