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[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
Re: Updates on migration to git - HDFS - [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
[HDFS-6715] webhdfs wont fail over when it gets java.io.IOException: Namenode is in startup mode - HDFS - [issue]
...Noticed in our HA testing when we run MR job with webhdfs file system we some times run into 2014-04-17 05:08:06,346 INFO [AsyncDispatcher event handler] org.apache.hadoop.mapreduce.v2.app.j...
http://issues.apache.org/jira/browse/HDFS-6715    Author: Arpit Gupta, 2014-07-25, 15:00
[HDFS-6245] datanode fails to start with a bad disk even when failed volumes is set - HDFS - [issue]
...Data node startup failed even when failed volumes was  set. Had to remove the bad disk from the config to get it to boot....
http://issues.apache.org/jira/browse/HDFS-6245    Author: Arpit Gupta, 2014-06-30, 09:18
[HDFS-5147] Certain dfsadmin commands such as safemode do not interact with the active namenode in ha setup - HDFS - [issue]
...There are certain commands in dfsadmin return the status of the first namenode specified in the configs rather than interacting with the active namenodeFor example. Issuehdfs dfsadmin -safem...
http://issues.apache.org/jira/browse/HDFS-5147    Author: Arpit Gupta, 2014-06-12, 10:03
[HDFS-6354] NN startup does not fail when it fails to login with the spnego principal - HDFS - [issue]
...I have noticed where the NN startup did not report any issues the login fails because either the keytab is wrong or the principal does not exist etc. This can be mis leading and lead to auth...
http://issues.apache.org/jira/browse/HDFS-6354    Author: Arpit Gupta, 2014-05-27, 14:28
[HDFS-6127] WebHDFS tokens cannot be renewed in HA setup - HDFS - [issue]
...TokenAspect class assumes that the service name of the token is alway a host-ip pair. In HA setup, however, the service name becomes the name service id, which breaks the assumption. As a re...
http://issues.apache.org/jira/browse/HDFS-6127    Author: Arpit Gupta, 2014-04-10, 14:12
[HDFS-6100] DataNodeWebHdfsMethods does not failover in HA mode - HDFS - [issue]
...In DataNodeWebHdfsMethods, the code creates a DFSClient to connect to the NN, so that it can access the files in the cluster. DataNodeWebHdfsMethods relies on the address passed in the URL t...
http://issues.apache.org/jira/browse/HDFS-6100    Author: Arpit Gupta, 2014-03-21, 21:20
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