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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-10617) PendingReconstructionBlocks.size() should be synchronized
Date Thu, 14 Jul 2016 03:27:20 GMT

    [ https://issues.apache.org/jira/browse/HDFS-10617?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15376257#comment-15376257
] 

Hudson commented on HDFS-10617:
-------------------------------

SUCCESS: Integrated in Hadoop-trunk-Commit #10095 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/10095/])
HDFS-10617. PendingReconstructionBlocks.size() should be synchronized. (kihwal: rev 2bbc3ea1b54c25c28eb04caa48dece5cfc19d613)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/PendingReconstructionBlocks.java


> PendingReconstructionBlocks.size() should be synchronized
> ---------------------------------------------------------
>
>                 Key: HDFS-10617
>                 URL: https://issues.apache.org/jira/browse/HDFS-10617
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 0.22.0
>            Reporter: Eric Badger
>            Assignee: Eric Badger
>             Fix For: 2.9.0
>
>         Attachments: HDFS-10617.001.patch, HDFS-10617.002.patch, HDSF-10617-b2.001.patch
>
>
> PendingReconstructionBlocks (PendingReplicationBlocks in branch-2 and below) is a HashMap,
which is not a thread-safe data structure. Therefore, the size() function should be synchronized
just like the rest of the member functions. 



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