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Re: Reading and Writing Sequencefile using Hadoop 2.0 Apis - MapReduce - [mail # user]
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...Sumit, I believe we've answered this one before, so you may find http://search-hadoop.com/m/xp2w02A8bqw1 helpful too. On Thu, Apr 18, 2013 at 4:14 AM, sumit ghosh wrote: &...
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Author: Harsh J,
2013-04-18, 04:52
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Re: JobConf and MiniMapRedCluster - MapReduce - [mail # dev]
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...Why do you imagine a test case would need the Configured and Tool interfaces, which are more useful for actual client apps? Or did you mean these should support running Tool apps? &nbs...
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Author: Harsh J,
2013-04-18, 04:49
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Re: Task Trackers accumulation - MapReduce - [mail # user]
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...This is the regular behavior. You should see it disappear after ~10 mins of the timeout period. Reason is that every TT starts on an ephemeral port and therefore appears as a new TT to the J...
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Author: Harsh J,
2013-04-16, 10:20
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Re: Mapper always hangs at the same spot - MapReduce - [mail # user]
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...When you say "never progresses", do you see the MR framework kill it automatically after 10 minutes of inactivity or does it never ever exit? You can lower the timeout period on tasks ...
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Author: Harsh J,
2013-04-13, 16:00
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Re: Map tasks never getting started - MapReduce - [mail # user]
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...The default mapping comes from the rack awareness script, not the topology data file it uses. Also, note that if you start a TT or DN before you update the topology data and refresh it, the ...
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Author: Harsh J,
2013-04-12, 10:23
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Re: Map tasks never getting started - MapReduce - [mail # user]
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...Your rack topology configuration is broken (mismatching levels) and you're therefore hitting MAPREDUCE-1740. Either upgrade to a more current release, or fix your rack configuration to be of...
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Author: Harsh J,
2013-04-12, 09:52
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Re: communication path for task assignment in hadoop 2.X - MapReduce - [mail # user]
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...Hi again, On Fri, Apr 12, 2013 at 9:36 AM, hari wrote: Yes, each NM publishes the resources it has, and the RM keeps track of how much is in use, etc.. The fixed number slo...
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Author: Harsh J,
2013-04-12, 04:48
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Re: YARN - specify hosts in ContainerRequest - MapReduce - [mail # user]
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...Hi Brian, Your way of creation seems fine. Are you "adding" this to the AMRMClient somewhere though, via [1], right before you call allocate(progress)? Cause otherwise this object's no...
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Author: Harsh J,
2013-04-11, 18:50
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Re: No bulid.xml when to build FUSE - MapReduce - [mail # user]
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...Hi, You need to place fuse_dfs' binary directory on your PATH if you expect to use that script - it is simply looking it up as a command and not finding it. I usually just invoke the f...
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Author: Harsh J,
2013-04-11, 14:54
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Re: communication path for task assignment in hadoop 2.X - MapReduce - [mail # user]
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...Hi Hari, My response inline. On Thu, Apr 11, 2013 at 11:51 AM, hari wrote: Very glad you're checking out YARN. Do provide feedback on what we can improve over the YAR...
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Author: Harsh J,
2013-04-11, 12:56
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