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[HDFS-5128] Allow multiple net interfaces to be used with HA namenode RPC server - HDFS - [issue]
...With the new RPCv9, NN RPC server can be bound to multiple IP addresses and serve clients connecting to different addressed using the same SPN. But the only way to have NN bind to multiple a...
http://issues.apache.org/jira/browse/HDFS-5128    Author: Kihwal Lee, 2014-04-29, 01:19
[HDFS-6191] Disable quota checks when replaying edit log. - HDFS - [issue]
...Since the serving NN does quota checks before logging edits, performing quota checks is unnecessary while replaying edits. I propose disabling quota checks for 2NN and SBN....
http://issues.apache.org/jira/browse/HDFS-6191    Author: Kihwal Lee, 2014-04-16, 15:08
[HDFS-5961] OIV cannot load fsimages containing a symbolic link - HDFS - [issue]
...In ImageLoaderCurrent#processINode, the permission is not read for symlink INodes. So after incorrectly reading in the first symbolic link , the next INode can't be read.HDFS-4850 broke this...
http://issues.apache.org/jira/browse/HDFS-5961    Author: Kihwal Lee, 2014-04-10, 14:12
[HDFS-5962] Mtime and atime are not persisted for symbolic links - HDFS - [issue]
...In FSImageSerialization, the mtime and atime of symbolic links are hardcoded to be 0 when saving to fsimage, even though they are recorded in memory and shown in the listing until restarting...
http://issues.apache.org/jira/browse/HDFS-5962    Author: Kihwal Lee, 2014-04-10, 14:12
[HDFS-5983] TestSafeMode#testInitializeReplQueuesEarly fails - HDFS - [issue]
...It was seen from one of the precommit build of HDFS-5962.  The test case creates 15 blocks and then shuts down all datanodes. Then the namenode is restarted with a low safe block thresh...
http://issues.apache.org/jira/browse/HDFS-5983    Author: Kihwal Lee, 2014-04-09, 20:32
[HDFS-4861] BlockPlacementPolicyDefault does not consider decommissioning racks - HDFS - [issue]
...getMaxNodesPerRack() calculates the max replicas/rack like this:int maxNodesPerRack = (totalNumOfReplicas-1)/clusterMap.getNumOfRacks()+2;Since this does not consider the racks that are bein...
http://issues.apache.org/jira/browse/HDFS-4861    Author: Kihwal Lee, 2014-04-05, 03:17
[HDFS-5870] The legacy local reader stops working on block token expiration - HDFS - [issue]
...HDFS-5637 fixed the issue for 2.0, but after the new domain socket based local reader, the fix won't work for the old "legacy" short-circuit local reader. This is because DFSInputStream#getB...
http://issues.apache.org/jira/browse/HDFS-5870    Author: Kihwal Lee, 2014-04-03, 22:43
[HDFS-5557] Write pipeline recovery for the last packet in the block may cause rejection of valid replicas - HDFS - [issue]
...When a block is reported from a data node while the block is under construction (i.e. not committed or completed), BlockManager calls BlockInfoUnderConstruction.addReplicaIfNotPresent() to u...
http://issues.apache.org/jira/browse/HDFS-5557    Author: Kihwal Lee, 2014-03-26, 17:31
[HDFS-6148] LeaseManager crashes while initiating block recovery - HDFS - [issue]
...While running branch-2.4, the LeaseManager crashed with an NPE. This does not always happen on block recovery.Exception in thread"org.apache.hadoop.hdfs.server.namenode.LeaseManager$Monitor@...
http://issues.apache.org/jira/browse/HDFS-6148    Author: Kihwal Lee, 2014-03-25, 17:58
[HDFS-5138] Support HDFS upgrade in HA - HDFS - [issue]
...With HA enabled, NN wo't start with "-upgrade". Since there has been a layout version change between 2.0.x and 2.1.x, starting NN in upgrade mode was necessary when deploying 2.1.x to an exi...
http://issues.apache.org/jira/browse/HDFS-5138    Author: Kihwal Lee, 2014-03-25, 14:03
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