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Hudson commented on HDFS-3005: ------------------------------ Integrated in Hadoop-Mapreduce-trunk #1021 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1021/]) HDFS-3005. FSVolume.decDfsUsed(..) should be synchronized. (Revision 1301127) Result = FAILURE szetszwo : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1301127 Files : * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java > ConcurrentModificationException in FSDataset$FSVolume.getDfsUsed(..) > -------------------------------------------------------------------- > > Key: HDFS-3005 > URL: https://issues.apache.org/jira/browse/HDFS-3005 > Project: Hadoop HDFS > Issue Type: Bug > Components: data-node > Affects Versions: 0.24.0 > Reporter: Tsz Wo (Nicholas), SZE > Assignee: Tsz Wo (Nicholas), SZE > Fix For: 0.24.0, 0.23.3 > > Attachments: HDFS-3005.patch, h3005_20120312.patch, > h3005_20120314.patch, h3005_20120314b.patch > > > Saw this in [build > #1888|https://builds.apache.org/job/PreCommit-HDFS-Build/1888//testReport/org.apache.hadoop.hdfs.server.datanode/TestMulitipleNNDataBlockScanner/testBlockScannerAfterRestart/]. > {noformat} > java.util.ConcurrentModificationException > at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793) > at java.util.HashMap$EntryIterator.next(HashMap.java:834) > at java.util.HashMap$EntryIterator.next(HashMap.java:832) > at > org.apache.hadoop.hdfs.server.datanode.FSDataset$FSVolume.getDfsUsed(FSDataset.java:557) > at > org.apache.hadoop.hdfs.server.datanode.FSDataset$FSVolumeSet.getDfsUsed(FSDataset.java:809) > at > org.apache.hadoop.hdfs.server.datanode.FSDataset$FSVolumeSet.access$1400(FSDataset.java:774) > at > org.apache.hadoop.hdfs.server.datanode.FSDataset.getDfsUsed(FSDataset.java:1124) > at > org.apache.hadoop.hdfs.server.datanode.BPOfferService.sendHeartBeat(BPOfferService.java:406) > at > org.apache.hadoop.hdfs.server.datanode.BPOfferService.offerService(BPOfferService.java:490) > at > org.apache.hadoop.hdfs.server.datanode.BPOfferService.run(BPOfferService.java:635) > at java.lang.Thread.run(Thread.java:662) > {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira