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[HDFS-4832] Namenode doesn't change the number of missing blocks in safemode when DNs rejoin or leave - HDFS - [issue]
...Courtesy Karri VRK Reddy!1. Namenode lost datanodes causing missing blocks2. Namenode was put in safe mode3. Datanode restarted on dead nodes 4. Waited for lots of time for the NN UI to refl...
http://issues.apache.org/jira/browse/HDFS-4832    Author: Ravi Prakash, 2014-09-03, 23:58
[HDFS-4862] SafeModeInfo.isManual() returns true when resources are low even if it wasn't entered into manually - HDFS - [issue]
...HDFS-1594 changed isManual to thisprivate boolean isManual() {  return extension == Integer.MAX_VALUE && !resourcesLow;}One immediate impact of this is that when resources ...
http://issues.apache.org/jira/browse/HDFS-4862    Author: Ravi Prakash, 2014-09-03, 23:58
[HDFS-4128] 2NN gets stuck in inconsistent state if edit log replay fails in the middle - HDFS - [issue]
...We saw the following issue in a cluster: The 2NN downloads an edit log segment:2012-10-29 12:30:57,433 INFO org.apache.hadoop.hdfs.server.namenode.FSImage: Reading /xxxxxxx/current/edits_000...
http://issues.apache.org/jira/browse/HDFS-4128    Author: Todd Lipcon, 2014-09-03, 23:55
[HDFS-4532] RPC call queue may fill due to current user lookup - HDFS - [issue]
...Audit logging need to invoke UGI.getCurrentUser to log the user performing an operation.  This is a synch'ed method, so audit logging is effectively serializing the completion of concur...
http://issues.apache.org/jira/browse/HDFS-4532    Author: Daryn Sharp, 2014-09-03, 23:55
[HDFS-4542] Webhdfs doesn't support secure proxy users - HDFS - [issue]
...Webhdfs doesn't ever send the DoAsParam in the REST calls for proxy users.  Proxy users on a non-secure cluster "work" because the server sees them as the effective user, not a proxy us...
http://issues.apache.org/jira/browse/HDFS-4542    Author: Daryn Sharp, 2014-09-03, 23:55
[HDFS-4998] TestUnderReplicatedBlocks fails intermittently - HDFS - [issue]
...Looking at branch-2.1-beta jenkins build, this test case seems flaky.First, addToInvalidates() is called against a block on a datanode. This removes the dn from the BlockInfo in blocksMap. A...
http://issues.apache.org/jira/browse/HDFS-4998    Author: Kihwal Lee, 2014-09-03, 23:53
[HDFS-5003] TestNNThroughputBenchmark failed caused by existing directories - HDFS - [issue]
...This test failed on both Windows and Linux.Here is the error information.Testcase: testNNThroughput took 36.221 sec Caused an ERRORNNThroughputBenchmark: cannot mkdir D:\condor\condor\build\...
http://issues.apache.org/jira/browse/HDFS-5003    Author: Xi Fang, 2014-09-03, 23:49
[HDFS-5244] TestNNStorageRetentionManager#testPurgeMultipleDirs fails - HDFS - [issue]
...The test o.a.h.hdfs.server.namenode.TestNNStorageRetentionManager uses a HashMap(dirRoots) to store the root storages to be mocked for the purging test, which does not have any predictable o...
http://issues.apache.org/jira/browse/HDFS-5244    Author: Jinghui Wang, 2014-09-03, 23:42
[HDFS-6808] Add command line option to ask DataNode reload configuration. - HDFS - [issue]
...The workflow of dynamically changing data volumes on DataNode is Users manually changed dfs.datanode.data.dir in the configuration file User use command line to notify DN to reload configura...
http://issues.apache.org/jira/browse/HDFS-6808    Author: Lei, 2014-09-03, 23:05
[HDFS-6930] Improve replica eviction from RAM disk - HDFS - [issue]
...The current replica eviction scheme is inefficient since it performs multiple file operations in the context of block allocation.A better implementation would be asynchronous eviction when f...
http://issues.apache.org/jira/browse/HDFS-6930    Author: Arpit Agarwal, 2014-09-03, 21:54
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