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[HDFS-2148] Address all the federation TODOs - HDFS - [issue]
...The federation merge introduced a bunch of todos marked "TODO:FEDERATION" and "TODO".  We should have jiras for these and address the issues....
http://issues.apache.org/jira/browse/HDFS-2148    Author: Eli Collins, 2012-09-17, 22:11
[HDFS-3937] The BlockManager should not use the FSN lock - HDFS - [issue]
...Like HDFS-2206 but for the BM. The BM currently calls into the FSN to acquire it's write lock, it looks like this is only needed for synchronization of it's local structures, in which case i...
http://issues.apache.org/jira/browse/HDFS-3937    Author: Eli Collins, 2012-09-14, 07:05
[HDFS-2184] Revisit Namenode locking - HDFS - [issue]
...While working on HDFS-988 I noticed that the locking in FSNamesystem and FSDirectory could be improved. Some observations:The namesystem lock (fsLock) is always taken before acquiring the di...
http://issues.apache.org/jira/browse/HDFS-2184    Author: Eli Collins, 2012-09-14, 07:05
[HDFS-3664] BlockManager race when stopping active services - HDFS - [issue]
...Looks like there's a race hit by the test where we try to do block management while shutting down (eg allocate a block or compute replication work after BlocksMap#close, resulting in an NPE)...
http://issues.apache.org/jira/browse/HDFS-3664    Author: Eli Collins, 2012-09-14, 06:35
[HDFS-3928] MiniDFSCluster should reset the first ExitException on shutdown - HDFS - [issue]
...MiniDFSCluster doesn't reset the first exception on shutdown so if one tests fails due to an ExitException subsequent tests will as well....
http://issues.apache.org/jira/browse/HDFS-3928    Author: Eli Collins, 2012-09-13, 14:59
[HDFS-2631] Add optional libwebhdfs support to fuse-dfs - HDFS - [issue]
...We should port the implementation of fuse-dfs to use the webhdfs protocol. This has a number of benefits: Compatibility - allows a single fuse client to work across server versions Works wit...
http://issues.apache.org/jira/browse/HDFS-2631    Author: Eli Collins, 2012-09-12, 00:40
[HDFS-3904] QJM: journalnode does not die/log ERROR when keytab is not found in secure mode - HDFS - [issue]
...Credit to Stephen Chu for finding this. The journalnode was incorrectly configured (misplaced the keytab) with security enabled, when started the JournalNode didn't die. It stayed running an...
http://issues.apache.org/jira/browse/HDFS-3904    Author: Eli Collins, 2012-09-11, 01:19
[HDFS-3641] Move server Util time methods to common and use now instead of System#currentTimeMillis - HDFS - [issue]
...To help HDFS-3640, let's move the time methods from the HDFS server Util class to common and use now instead of System#currentTimeMillis....
http://issues.apache.org/jira/browse/HDFS-3641    Author: Eli Collins, 2012-09-07, 22:09
[HDFS-3230] Cleanup DatanodeID creation in the tests - HDFS - [issue]
...A lot of tests create dummy DatanodeIDs for testing, often use bogus values when creating the objects (eg hostname in the IP field), which they can get away with because the IDs aren't actua...
http://issues.apache.org/jira/browse/HDFS-3230    Author: Eli Collins, 2012-09-07, 22:09
[HDFS-3258] Test for HADOOP-8144 (pseudoSortByDistance in NetworkTopology for first rack local node) - HDFS - [issue]
...For updating TestNetworkTopology to cover HADOOP-8144....
http://issues.apache.org/jira/browse/HDFS-3258    Author: Eli Collins, 2012-09-07, 22:02
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