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Hadoop QA commented on HDFS-606: -------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12419013/CMEinCorruptReplicas.patch against trunk revision 812701. +1 @author. The patch does not contain any @author tags. -1 tests included. The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. +1 javadoc. The javadoc tool did not generate any warning messages. +1 javac. The applied patch does not increase the total number of javac compiler warnings. +1 findbugs. The patch does not introduce any new Findbugs warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. +1 core tests. The patch passed core unit tests. +1 contrib tests. The patch passed contrib unit tests. Test results: http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-h5.grid.sp2.yahoo.net/19/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-h5.grid.sp2.yahoo.net/19/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-h5.grid.sp2.yahoo.net/19/artifact/trunk/build/test/checkstyle-errors.html Console output: http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-h5.grid.sp2.yahoo.net/19/console This message is automatically generated. > ConcurrentModificationException in invalidateCorruptReplicas() > -------------------------------------------------------------- > > Key: HDFS-606 > URL: https://issues.apache.org/jira/browse/HDFS-606 > Project: Hadoop HDFS > Issue Type: Bug > Components: name-node > Affects Versions: 0.21.0 > Reporter: Konstantin Shvachko > Assignee: Konstantin Shvachko > Fix For: 0.21.0 > > Attachments: CMEinCorruptReplicas.patch > > > {{BlockManager.invalidateCorruptReplicas()}} iterates over > DatanodeDescriptor-s while removing corrupt replicas from the descriptors. > This causes {{ConcurrentModificationException}} if there is more than one > replicas of the block. I ran into this exception debugging different > scenarios in append, but it should be fixed in the trunk too. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.