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[HADOOP-9229] IPC: Retry on connection reset or socket timeout during SASL negotiation - Hadoop - [issue]
...When an RPC server is overloaded, incoming connections may not get accepted in time, causing listen queue overflow. The impact on client varies depending on the type of OS in use. On Linux, ...
http://issues.apache.org/jira/browse/HADOOP-9229    Author: Kihwal Lee, 2013-01-18, 18:47
[HADOOP-7537] Add PowerMock for the development of better tests - Hadoop - [issue]
...We already have Mockito, but PowerMock extends its capabilties so that we can mock constructors and static methods. I find that it is extremely difficult, if not impossible, to properly test...
http://issues.apache.org/jira/browse/HADOOP-7537    Author: Kihwal Lee, 2012-12-08, 02:14
[HADOOP-9108] Add a method to clear terminateCalled to ExitUtil for test cases - Hadoop - [issue]
...Currently once terminateCalled is set, it will stay set since it's a class static variable. This can break test cases where multiple test cases run in one jvm. In MiniDfsCluster, it should b...
http://issues.apache.org/jira/browse/HADOOP-9108    Author: Kihwal Lee, 2012-11-30, 12:41
[HADOOP-9037] Bug in test-patch.sh and precommit build process - Hadoop - [issue]
...In HDFS-4171, the precommit build failed, but it still posted +1 for every category.  ===================================================================================================...
http://issues.apache.org/jira/browse/HADOOP-9037    Author: Kihwal Lee, 2012-11-15, 13:21
The PreCommit-Admin job stuck? - Hadoop - [mail # general]
...It is supposed to run every 10 minutes, but it hasn't run for 3.5 hours now....
   Author: Kihwal Lee, 2012-11-15, 04:16
[HADOOP-9039] Lower the logging level of the initialization messages coming from users-group mapping modules. - Hadoop - [issue]
...There are INFO messages coming out whenever some of the users-group mapping modules are used.  This is annoying to users. We should change it to DEBUG....
http://issues.apache.org/jira/browse/HADOOP-9039    Author: Kihwal Lee, 2012-11-14, 18:49
Re: error messages from datanode - Hadoop - [mail # general]
...They are not errors, but I agree it's annoying. See HDFS-3194 and HDFS-3828 for details.  Kihwal   On 10/11/12 12:49 AM, "Xiang Hua"  wrote:  ...
   Author: Kihwal Lee, 2012-10-11, 14:56
[HADOOP-7492] Add automated test for the RPC IP addr change detection and reconnect feature - Hadoop - [issue]
...Make sure HADOOP-7472 is forward ported to 0.23 by adding an automated test....
http://issues.apache.org/jira/browse/HADOOP-7492    Author: Kihwal Lee, 2012-09-22, 14:42
Re: [VOTE] 0.23.3 release - Hadoop - [mail # general]
...+1 (non-binding) Downloaded, built and ran examples on a single node cluster.    On 9/7/12 2:56 PM, "Bobby Evans"  wrote:  ...
   Author: Kihwal Lee, 2012-09-13, 21:04
[HADOOP-8060] Add a capability to discover and set checksum types per file. - Hadoop - [issue]
...After the improved CRC32C checksum feature became default, some of use cases involving data movement are no longer supported.  For example, when running DistCp to copy from a file store...
http://issues.apache.org/jira/browse/HADOOP-8060    Author: Kihwal Lee, 2012-08-27, 17:46
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