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https://issues.apache.org/jira/browse/MAPREDUCE-2954?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13101133#comment-13101133
]
Hudson commented on MAPREDUCE-2954:
-----------------------------------
Integrated in Hadoop-Mapreduce-trunk-Commit #870 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Commit/870/])
MAPREDUCE-2954. Fixed a deadlock in NM caused due to wrong synchronization
in protocol buffer records. Contributed by Siddharth Seth.
vinodkv :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1167061
Files :
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/ApplicationAttemptId.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/ApplicationId.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/ContainerId.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ApplicationAttemptIdPBImpl.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ApplicationIdPBImpl.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ContainerIdPBImpl.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestApplicationAttemptId.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestApplicationId.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestContainerId.java
> Deadlock in NM with threads racing for ApplicationAttemptId
> -----------------------------------------------------------
>
> Key: MAPREDUCE-2954
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2954
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2
> Affects Versions: 0.23.0, 0.24.0
> Reporter: Vinod Kumar Vavilapalli
> Assignee: Siddharth Seth
> Priority: Critical
> Fix For: 0.23.0, 0.24.0
>
> Attachments: MAPREDUCE-2954-20110909.txt, MR2954_1.patch,
> MR2954_2.patch
>
>
> Found this:
> {code}
> Java stack information for the threads listed above:
> ===================================================
> "Thread-45":
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.getApplicationId(ApplicationAttemptIdPBImpl.java:101)
> - waiting to lock <0xb6a43ba0> (a
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.compareTo(ApplicationAttemptIdPBImpl.java:144)
> - locked <0xb6a443a0> (a
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.compareTo(ApplicationAttemptIdPBImpl.java:31)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl.compareTo(ContainerIdPBImpl.java:215)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl.compareTo(ContainerIdPBImpl.java:34)
> at
> java.util.concurrent.ConcurrentSkipListMap.doGet(ConcurrentSkipListMap.java:797)
> at
> java.util.concurrent.ConcurrentSkipListMap.get(ConcurrentSkipListMap.java:1640)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:360)
> at
> org.apache.hadoop.yarn.server.nodemanager.containermanager.ContainerManagerImpl$ContainerEventDispatcher.handle(ContainerManagerImpl.java:355)
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:113)
> at
> org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:75)
> at java.lang.Thread.run(Thread.java:619)
> "Thread-30":
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.getApplicationId(ApplicationAttemptIdPBImpl.java:101)
> - waiting to lock <0xb6a443a0> (a
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.compareTo(ApplicationAttemptIdPBImpl.java:144)
> - locked <0xb6a43ba0> (a
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl.compareTo(ApplicationAttemptIdPBImpl.java:31)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl.compareTo(ContainerIdPBImpl.java:215)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl.compareTo(ContainerIdPBImpl.java:34)
> at
> java.util.concurrent.ConcurrentSkipListMap.doRemove(ConcurrentSkipListMap.java:1078)
> at
> java.util.concurrent.ConcurrentSkipListMap.remove(ConcurrentSkipListMap.java:1673)
> at
> java.util.concurrent.ConcurrentSkipListMap$Iter.remove(ConcurrentSkipListMap.java:2256)
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.getNodeStatus(NodeStatusUpdaterImpl.java:223)
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.access$300(NodeStatusUpdaterImpl.java:62)
> at
> org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl$1.run(NodeStatusUpdaterImpl.java:262)
> Found 1 deadlock.
> {code}
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