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[HADOOP-10551] Consolidate the logic of path resolution in FSDirectory - Hadoop - [issue]
...Currently both FSDirectory and INodeDirectory provide helpers to resolve paths to inodes. This jira proposes to move all these helpers into FSDirectory to simplify the code....
http://issues.apache.org/jira/browse/HADOOP-10551    Author: Haohui Mai, 2014-04-29, 19:38
Re: Text cmd in webhdfs - Hadoop - [mail # dev]
...I suggest to build a separate tool streaming from a fs instead of baking itinto webhdfs. One goal in webhdfs is to minimize the dependency of both thewebhdfs server and the client so that ot...
   Author: Haohui Mai, 2014-04-25, 19:01
[HADOOP-10015] UserGroupInformation prints out excessive ERROR warnings - Hadoop - [issue]
...In UserGroupInformation::doAs(), it prints out a log at ERROR level whenever it catches an exception.However, it prints benign warnings in the following paradigm: try {   &nbs...
http://issues.apache.org/jira/browse/HADOOP-10015    Author: Haohui Mai, 2014-04-15, 15:00
[HADOOP-10487] Racy code in UserGroupInformation#ensureInitialized() - Hadoop - [issue]
...UserGroupInformation#ensureInitialized() uses the double-check-locking pattern to reduce the synchronization cost:  private static void ensureInitialized() {    if (...
http://issues.apache.org/jira/browse/HADOOP-10487    Author: Haohui Mai, 2014-04-14, 22:22
[HADOOP-10477] Clean up findbug warnings found by findbugs 2.0.2 - Hadoop - [issue]
...This is an umbrella jira to clean up the new findbug warnings found by findbugs 2.0.2....
http://issues.apache.org/jira/browse/HADOOP-10477    Author: Haohui Mai, 2014-04-09, 01:15
[expand - 3 more] - Re: Plans of moving towards JDK7 in trunk - Hadoop - [mail # dev]
...It looks to me that the majority of this thread welcomes JDK7. Just toreiterate, there are two separate questions here:1. When should hadoop-trunk can be only built on top of JDK7?2. When sh...
   Author: Haohui Mai, 2014-04-07, 18:12
Re: [VOTE] Release Apache Hadoop 2.4.0 - Hadoop - [mail # dev]
...HDFS-6180 seems to be a blocker of 2.4. I'll post a patch later today.~HaohuiOn Thu, Apr 3, 2014 at 3:47 PM, Azuryy  wrote:CONFIDENTIALITY NOTICENOTICE: This message is intended for the...
   Author: Haohui Mai, 2014-04-03, 23:09
Re: very old dependencies - Hadoop - [mail # dev]
...Given the fact that Java 6 is EOL for a while, I wonder, when is a goodtime to drop the support of java 6 in trunk?New functionalities in JDK7 such as file system watcher can simplify theimp...
   Author: Haohui Mai, 2014-03-28, 17:52
[HADOOP-10439] Fix compilation error in branch-2 after HADOOP-10426 - Hadoop - [issue]
...HADOOP-10426 removes the import of java.io.File in branch-2, which causes compilation error....
http://issues.apache.org/jira/browse/HADOOP-10439    Author: Haohui Mai, 2014-03-26, 08:03
[HADOOP-10114] jenkins tried to test hadoop-hdfs without building the native code in hadoop-common - Hadoop - [issue]
...There was a jenkins build where libhadoop.so was not created, even though we were testing hadoop-hdfs.  The log of the build can be found at https://builds.apache.org/job/PreCommit-HDFS...
http://issues.apache.org/jira/browse/HADOOP-10114    Author: Haohui Mai, 2014-02-28, 21:43
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