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[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, 2014-09-04, 02:15
[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, 2014-09-04, 02:15
[HDFS-5047] Supress logging of full stack trace of quota and lease exceptions - HDFS - [issue]
...This is a follow up to HDFS-4714, which made a number of request-level exceptions to the "terse" list of the namenode rpc server.  I still see several exceptions causing full stack trac...
http://issues.apache.org/jira/browse/HDFS-5047    Author: Kihwal Lee, 2014-09-04, 00:51
[HDFS-4993] fsck can fail if a file is renamed or deleted - HDFS - [issue]
...In NamenodeFsck#check(), the getListing() and getBlockLocations() are not synchronized, so the file deletions or renames at the right moment can cause FileNotFoundException and failure of fs...
http://issues.apache.org/jira/browse/HDFS-4993    Author: Kihwal Lee, 2014-09-04, 00:51
[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, 2014-09-04, 00:49
[HDFS-5150] Allow per NN SPN for internal SPNEGO. - HDFS - [issue]
...For more flexible configuration of HA, the SPN for NN's internal SPNEGO needs to be per-nn. Currently the config should contain "_HOST" or configured differently per node.This change should ...
http://issues.apache.org/jira/browse/HDFS-5150    Author: Kihwal Lee, 2014-09-04, 00:49
[HDFS-4995] Make getContentSummary() less expensive - HDFS - [issue]
...When users call du or count DFS command, getContentSummary() method is called against namenode. If the directory has many directories and files, it could hold the namesystem lock for a long ...
http://issues.apache.org/jira/browse/HDFS-4995    Author: Kihwal Lee, 2014-09-04, 00:41
[HDFS-4994] Audit log getContentSummary() calls - HDFS - [issue]
...Currently there getContentSummary() calls are not logged anywhere. It should be logged in the audit log....
http://issues.apache.org/jira/browse/HDFS-4994    Author: Kihwal Lee, 2014-09-04, 00:41
[HDFS-5438] Flaws in block report processing can cause data loss - HDFS - [issue]
...The incremental block reports from data nodes and block commits are asynchronous. This becomes troublesome when the gen stamp for a block is changed during a write pipeline recovery. If an i...
http://issues.apache.org/jira/browse/HDFS-5438    Author: Kihwal Lee, 2014-09-04, 00:41
[HDFS-5346] Avoid unnecessary call to getNumLiveDataNodes() for each block during IBR processing - HDFS - [issue]
...When initial block reports are being processed, checkMode() is called from incrementSafeBlockCount(). This causes the replication queues to be initialized in the middle of processing a block...
http://issues.apache.org/jira/browse/HDFS-5346    Author: Kihwal Lee, 2014-09-04, 00:41
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