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[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
[HDFS-6867] For DFSOutputStream, do pipeline recovery for a single block in the background - HDFS - [issue]
...For DFSOutputStream, we should be able to do pipeline recovery in the background, while the user is continuing to write to the file.  This is especially useful for long-lived clients th...
http://issues.apache.org/jira/browse/HDFS-6867    Author: Colin Patrick McCabe, 2014-09-03, 21:50
[HDFS-6875] Archival Storage: support migration for a list of specified paths - HDFS - [issue]
...Currently the migration tool processes the whole namespace. It will be helpful if we can allow users to migrate data only for a list of specified paths....
http://issues.apache.org/jira/browse/HDFS-6875    Author: Jing Zhao, 2014-09-03, 21:46
[HDFS-6990] Add unit test for evict/delete RAM_DISK block with open handle - HDFS - [issue]
...This is to verify: Evict RAM_DISK block with open handle should fall back to DISK. Delete RAM_DISK block (persisted) with open handle should mark the block to be deleted upon handle close.Si...
http://issues.apache.org/jira/browse/HDFS-6990    Author: Xiaoyu Yao, 2014-09-03, 21:45
[HDFS-6578] add toString method to DatanodeStorage for easier debugging - HDFS - [issue]
...It seems to be nice to add a toString() method for DatanodeStorage class, so we can print out its key info easier while doing debuging.Another thing is, in the end of BlockManager#processRep...
http://issues.apache.org/jira/browse/HDFS-6578    Author: Yongjun Zhang, 2014-09-03, 21:34
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