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https://issues.apache.org/jira/browse/HDFS-8386?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14590229#comment-14590229
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Hudson commented on HDFS-8386:
------------------------------
FAILURE: Integrated in Hadoop-Mapreduce-trunk-Java8 #229 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Java8/229/])
HDFS-8606. Cleanup DFSOutputStream by removing unwanted changes from HDFS-8386.
Contributed by Rakesh R (szetszwo: rev d4929f448f95815af99100780a08b172e0262c17)
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSOutputStream.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
> Improve synchronization of 'streamer' reference in DFSOutputStream
> ------------------------------------------------------------------
>
> Key: HDFS-8386
> URL: https://issues.apache.org/jira/browse/HDFS-8386
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs-client
> Reporter: Rakesh R
> Assignee: Rakesh R
> Fix For: 2.8.0
>
> Attachments: HDFS-8386-00.patch, HDFS-8386-01.patch
>
>
> Presently {{DFSOutputStream#streamer}} object reference is accessed
> inconsistently with respect to synchronization. It would be good to improve
> this part. This has been noticed when implementing the erasure coding feature.
> Please refer the related [discussion
> thread|https://issues.apache.org/jira/browse/HDFS-8294?focusedCommentId=14541411&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14541411]
> in the jira HDFS-8294 for more details.
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