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[HDFS-6950] Add Additional unit tests for HDFS-6581 - HDFS - [issue]
...Create additional unit tests for HDFS-6581 in addition to existing ones in HDFS-6927....
http://issues.apache.org/jira/browse/HDFS-6950    Author: Xiaoyu Yao, 2014-09-01, 10:02
[HDFS-2975] Rename with overwrite flag true can make NameNode to stuck in safemode on NN (crash + restart). - HDFS - [issue]
...When we rename the file with overwrite flag as true, it will delete the destination file blocks. After deleting the blocks, whenever it releases the fsNameSystem lock, NN can give the invali...
http://issues.apache.org/jira/browse/HDFS-2975    Author: Uma Maheswara Rao G, 2014-09-01, 09:48
[HDFS-6832] Fix the usage of 'hdfs namenode' command - HDFS - [issue]
...[root@trunk ~]# hdfs namenode -helpUsage: java NameNode [-backup] | [-checkpoint] | [-format [-clusterid cid ] [-force] [-nonInteractive] ] | [-upgrade [-clusterid cid] [-renameReserved&l...
http://issues.apache.org/jira/browse/HDFS-6832    Author: Akira AJISAKA, 2014-09-01, 08:29
[HDFS-6945] excessReplicateMap can increase infinitely - HDFS - [issue]
...I'm seeing ExcessBlocks metric increases to more than 300K in some clusters, however, there are no over-replicated blocks (confirmed by fsck).After a further research, I noticed when deletin...
http://issues.apache.org/jira/browse/HDFS-6945    Author: Akira AJISAKA, 2014-09-01, 08:29
[HDFS-3529] Use direct buffers for data in write path - HDFS - [issue]
...The write path currently makes several unnecessary data copies in order to go to and from byte arrays. We can improve performance by using direct byte buffers to avoid the copy. This is also...
http://issues.apache.org/jira/browse/HDFS-3529    Author: Todd Lipcon, 2014-09-01, 04:21
[HDFS-6979] hdfs.dll  not produce .pdb files - HDFS - [issue]
...hdfs.dll build does not produce a retail pdb. For comparison we do produce pdbs for winutils.exe and hadoop.dll.I did not verify whether cmake project does not produce a dll with embeded pdb...
http://issues.apache.org/jira/browse/HDFS-6979    Author: Remus Rusanu, 2014-08-31, 13:55
[HDFS-4257] The ReplaceDatanodeOnFailure policies could have a forgiving option - HDFS - [issue]
...Similar question has previously come over HDFS-3091 and friends, but the essential problem is: "Why can't I write to my cluster of 3 nodes, when I just have 1 node available at a point in ti...
http://issues.apache.org/jira/browse/HDFS-4257    Author: Harsh J, 2014-08-31, 01:58
[HDFS-6953] HDFS file append failing in single node configuration - HDFS - [issue]
...The following issue happens in both fully distributed and single node setup. I have looked to the thread(https://issues.apache.org/jira/browse/HDFS-4600) about simiral issue in multinode clu...
http://issues.apache.org/jira/browse/HDFS-6953    Author: Vladislav Falfushinsky, 2014-08-30, 23:42
[HDFS-6621] Hadoop Balancer prematurely exits iterations - HDFS - [issue]
...I have been having an issue with the balancing being too slow.  The issue was not with the speed with which blocks were moved, but rather the balancer would prematurely exit out of it's...
http://issues.apache.org/jira/browse/HDFS-6621    Author: Benjamin Bowman, 2014-08-30, 20:10
[HDFS-6972] TestRefreshUserMappings.testRefreshSuperUserGroupsConfiguration doesn't decode url correctly - HDFS - [issue]
...https://builds.apache.org/job/PreCommit-HDFS-Build/7846/consoleFull[INFO] Surefire report directory: /home/jenkins/jenkins-slave/workspace/PreCommit-HDFS-Build@2/hadoop-hdfs-project/hadoop-h...
http://issues.apache.org/jira/browse/HDFS-6972    Author: Yongjun Zhang, 2014-08-30, 17:47
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