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Re: Policy on adding timeouts to tests - MapReduce - [mail # dev]
...- hwx-hdfs-dev+ hdfs-devAgree with all the points Chris makes.I asked this question in the context of a fix that bumps up the timeout tomake the test pass on slower machines. If the timeout ...
   Author: Karthik Kambatla, 2014-04-15, 20:21
Re: Typo in org.apache.hadoop.examples.RandomTextWriter - MapReduce - [mail # dev]
...Great way to start contributing. You would want to create a MAPREDUCE jirafor it and post a patch. One of the committers will take a look and committhe patch.Welcome to hadoop dev.On Tuesday...
   Author: Karthik Kambatla, 2014-04-15, 15:18
[MAPREDUCE-5652] NM Recovery. ShuffleHandler should handle NM restarts - MapReduce - [issue]
...ShuffleHandler should work across NM restarts and not require re-running map-tasks. On NM restart, the map outputs are cleaned up requiring re-execution of map tasks and should be avoided....
http://issues.apache.org/jira/browse/MAPREDUCE-5652    Author: Karthik Kambatla, 2014-04-15, 00:04
[MAPREDUCE-5699] Allow setting tags on MR jobs - MapReduce - [issue]
...YARN-1399 / YARN-1461 add support for tagging YARN applications. MR should expose to users, so they can set tags on an MR job....
http://issues.apache.org/jira/browse/MAPREDUCE-5699    Author: Karthik Kambatla, 2014-04-10, 14:12
[MAPREDUCE-5028] Maps fail when io.sort.mb is set to high value - MapReduce - [issue]
...Verified the problem exists on branch-1 with the following configuration:Pseudo-dist mode: 2 maps/ 1 reduce, mapred.child.java.opts=-Xmx2048m, io.sort.mb=1280, dfs.block.size=2147483648Run t...
http://issues.apache.org/jira/browse/MAPREDUCE-5028    Author: Karthik Kambatla, 2014-04-10, 14:11
Re: [VOTE] Release Apache Hadoop 2.4.0 - MapReduce - [mail # dev]
...We should definitely get YARN-1726 in, if we are spinning a new RC.Otherwise, I guess we could include it in 2.4.1, along with any othercritical issues that get reported on 2.4.0 or have mis...
   Author: Karthik Kambatla, 2014-04-03, 20:05
Re: [DISCUSS] Clarification on Compatibility Policy: Upgraded Client + Old Server - MapReduce - [mail # dev]
...+1 on supporting new clients with old servers of the same major version,and updating the policy to capture that clearly.On Wed, Mar 19, 2014 at 1:59 PM, Chris Nauroth wrote: ...
   Author: Karthik Kambatla, 2014-03-19, 21:27
[MAPREDUCE-5718] MR AM should tolerate RM restart/failover during commit - MapReduce - [issue]
...While testing RM HA, we ran into this issue where if the RM fails over while an MR AM is in the middle of a commit, the subsequent AM gets spawned but dies with a diagnostic message - "We cr...
http://issues.apache.org/jira/browse/MAPREDUCE-5718    Author: Karthik Kambatla, 2014-03-13, 20:30
[MAPREDUCE-5110] Kill task early in case of long task launch delays - MapReduce - [issue]
...If a task takes too long to launch, the JT expires the task and schedules another attempt. The earlier attempt can start after the later attempt leading to two parallel attempts running at t...
http://issues.apache.org/jira/browse/MAPREDUCE-5110    Author: Karthik Kambatla, 2014-03-12, 18:44
[MAPREDUCE-5594] Combiner in mapred API gets only a dummy reporter - MapReduce - [issue]
...The OldCombinerRunner gets Reporter.NULL that doesn't really allow users to report progress from the combiner if they want to....
http://issues.apache.org/jira/browse/MAPREDUCE-5594    Author: Karthik Kambatla, 2014-03-12, 18:32
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