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https://issues.apache.org/jira/browse/HADOOP-1397?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HADOOP-1397:
--------------------------
Attachment: hadoop1397-v2.patch
Chatting with Hairong.... here is a patch that should apply cleanly to r540346.
Original patch against a clean r540346 checkout was doing below:
$ patch -p0 < ../hadoop-dev/hadoop1397.patch
patching file src/contrib/hbase/src/java/org/apache/hadoop/hbase/HStore.java
patching file
src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java
Hunk #8 succeeded at 757 (offset 12 lines).
Hunk #9 succeeded at 789 (offset 12 lines).
Hunk #10 succeeded at 812 (offset 12 lines).
Hunk #11 succeeded at 844 (offset 12 lines).
Hunk #12 succeeded at 856 (offset 12 lines).
Hunk #13 succeeded at 1018 (offset 12 lines).
patching file src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegion.java
Hairong, if you are seeing other than the above -- actual rejections -- let me
know. Thanks.
> Replace custom hbase locking with java.util.concurrent.locks.ReentrantLock
> --------------------------------------------------------------------------
>
> Key: HADOOP-1397
> URL: https://issues.apache.org/jira/browse/HADOOP-1397
> Project: Hadoop
> Issue Type: Improvement
> Components: contrib/hbase
> Reporter: stack
> Priority: Minor
> Attachments: hadoop1397-v2.patch, hadoop1397.patch
>
>
> HBase has a locking class that is effectively a clone of
> java.util.concurrent.locks.ReentrantLock. This issue is about replacing
> HLocking with the java native implementation.
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