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https://issues.apache.org/jira/browse/HDFS-1717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13002331#comment-13002331
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Suresh Srinivas commented on HDFS-1717:
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[exec] -1 overall.
[exec]
[exec] +1 @author. The patch does not contain any @author tags.
[exec]
[exec] +1 tests included. The patch appears to include 6 new or
modified tests.
[exec]
[exec] +1 javadoc. The javadoc tool did not generate any warning
messages.
[exec]
[exec] +1 javac. The applied patch does not increase the total number
of javac compiler warnings.
[exec]
[exec] +1 findbugs. The patch does not introduce any new Findbugs
(version 1.3.8) warnings.
[exec]
[exec] +1 release audit. The applied patch does not increase the
total number of release audit warnings.
[exec]
[exec] -1 system test framework. The patch failed system test
framework compile.
The -1 in system test framework is not related to this patch. It is not
expected after merging trunk to federation branch.
> Federation: FSDataset volumeMap access is not correctly synchronized
> ---------------------------------------------------------------------
>
> Key: HDFS-1717
> URL: https://issues.apache.org/jira/browse/HDFS-1717
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: data-node
> Affects Versions: Federation Branch
> Reporter: Suresh Srinivas
> Assignee: Suresh Srinivas
> Fix For: Federation Branch
>
> Attachments: HDFS-1717.1.patch, HDFS-1717.2.patch, HDFS-1717.patch
>
>
> FSDataset volumeMap access has several issues:
> # Access to it is not synchronized all the time, using FSDataset.this as
> lock, as expected.
> # It is synchronized using different locks.
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