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[YARN-2805] RM2 in HA setup tries to login using the RM1's kerberos principal - YARN - [issue]
...2014-11-04 08:41:08,705 INFO  resourcemanager.ResourceManager (SignalLogger.java:register(91)) - registered UNIX signal handlers for [TERM, HUP, INT]2014-11-04 08:41:10,636 INFO  s...
http://issues.apache.org/jira/browse/YARN-2805    Author: Arpit Gupta, 2014-11-08, 03:43
[HDFS-7340] make rollingUpgrade start/finalize idempotent - HDFS - [issue]
...I was running this on a HA cluster with dfs.client.test.drop.namenode.response.number set to 1. So the first request goes through but the response is dropped. Which then causes another reque...
http://issues.apache.org/jira/browse/HDFS-7340    Author: Arpit Gupta, 2014-11-05, 15:15
[YARN-2798] YarnClient doesn't need to translate Kerberos name of timeline DT renewer - YARN - [issue]
...Now YarnClient will automatically get a timeline DT when submitting an app in a secure mode. It will try to parse the yarn-site.xml/core-site.xml to get the RM daemon operating system user. ...
http://issues.apache.org/jira/browse/YARN-2798    Author: Arpit Gupta, 2014-11-04, 15:14
[HDFS-7305] NPE seen in wbhdfs FS while running SLive - HDFS - [issue]
...2014-10-23 10:22:49,066 WARN [main] org.apache.hadoop.mapred.Task: Task status: "Failed at running due to java.lang.NullPointerException at org.apache.hadoop.hdfs.web.WebHdfsFileSystem.valid...
http://issues.apache.org/jira/browse/HDFS-7305    Author: Arpit Gupta, 2014-10-30, 15:17
[HDFS-4594] WebHDFS open sets Content-Length header to what is specified by length parameter rather than how much data is actually returned. - HDFS - [issue]
...This was noticed on 2.0.3 alphaLets say we have a file of length xWe make an webhdfs open call specifying length=x+1The response of the call redirected to the datanode sets the content lengt...
http://issues.apache.org/jira/browse/HDFS-4594    Author: Arpit Gupta, 2014-09-04, 00:49
[HDFS-5132] Deadlock in NameNode between SafeModeMonitor#run and DatanodeManager#handleHeartbeat - HDFS - [issue]
...While running nn load generator with 15 threads for 20 mins the standby namenode deadlocked....
http://issues.apache.org/jira/browse/HDFS-5132    Author: Arpit Gupta, 2014-09-04, 00:49
[HDFS-4105] the SPNEGO user for secondary namenode should use the web keytab - HDFS - [issue]
...This is similar to HDFS-3466 where we made sure the namenode checks for the web keytab before it uses the namenode keytab.The same needs to be done for secondary namenode as well.String http...
http://issues.apache.org/jira/browse/HDFS-4105    Author: Arpit Gupta, 2014-09-04, 00:06
[YARN-800] Clicking on an AM link for a running app leads to a HTTP 500 - YARN - [issue]
...Clicking the AM link tries to open up a page with url likehttp://hostname:8088/proxy/application_1370886527995_0645/and this leads to an HTTP 500...
http://issues.apache.org/jira/browse/YARN-800    Author: Arpit Gupta, 2014-08-27, 23:41
[expand - 3 more] - Re: Updates on migration to git - Hadoop - [mail # dev]
...some of this info is herehttps://git-wip-us.apache.org/On Mon, Aug 25, 2014 at 3:45 PM, Karthik Kambatla wrote:CONFIDENTIALITY NOTICENOTICE: This message is intended for the use of the indiv...
   Author: Arpit Gupta, 2014-08-25, 22:53
[HADOOP-10065] Fix namenode format documentation - Hadoop - [issue]
...Current namenode format dochttp://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/CommandsManual.html#namenodeDoes not list the various options format can be called with and...
http://issues.apache.org/jira/browse/HADOOP-10065    Author: Arpit Gupta, 2014-08-21, 06:28
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB