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Re: file distribution - MapReduce - [mail # user]
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...If the disk truly fills up HDFS should send that data to a different node, just like if you are writing to HDFS from a node that is not a compute node . However there are lots of...
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Author: Robert Evans,
2012-01-10, 15:04
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Re: Status of the completed containers (0.23) - MapReduce - [mail # dev]
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...Praveen, Looking at the code, it does not appear to currently be used outside of tes ting. I really don't know. Perhaps in the future if it is extended then i t might be us...
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Author: Robert Evans,
2012-01-09, 16:24
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Re: Yarn related questions: - MapReduce - [mail # user]
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...Try looking at how the mapreduce code does it. I think you have to put in a fully qualified host name, but I don't remember for sure. On 1/4/12 10:04 PM, "raghavendhra rah...
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Author: Robert Evans,
2012-01-05, 15:53
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Re: Appmaster error - MapReduce - [mail # user]
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...Pleas don't cross post. Common is BCCed. Each container has a vmem limit that is enforced, but not in local mode. If this is for the app master then you can increase ...
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Author: Robert Evans,
2012-01-05, 15:46
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Re: Yarn related questions: - MapReduce - [mail # user]
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...Ann, A container more or less corresponds to a task in MRV1. There is one excep tion to this, as the ApplicationMaster also runs in a container. The Appli cationMaster will...
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Author: Robert Evans,
2012-01-04, 17:54
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Re: Error using Streaming and old API - MapReduce - [mail # user]
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...I believe that streaming still only uses the older mapred API and does not support the API in the mapreduce java package. On 1/4/12 11:07 AM, "Kadu canGica Eduardo" wrote:...
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Author: Robert Evans,
2012-01-04, 17:44
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Re: Map and Reduce process hang out at 0% - MapReduce - [mail # user]
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...Should we file a JIRA so that the MapReduce AM blows up in a more obvious f ashion if Shuffle is not configured? On 12/20/11 12:30 PM, "Vinod Kumar Vavilapalli" w rote: I...
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Author: Robert Evans,
2011-12-20, 19:29
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Re: resource allocation in Yarn: - MapReduce - [mail # user]
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...Ann, Currently only memory is supported, like the documentation says. There are plans to add in more, but none are actually in the code, and as such I am not sure if ...
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Author: Robert Evans,
2011-12-20, 19:28
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Re: hadoop streaming job IOException - MapReduce - [mail # user]
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...I cannot tell you the exact error, but it looks like your perl job crashed some how. This caused the java code that was writing to the perl stdin to get a Broken pipe error...
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Author: Robert Evans,
2011-12-19, 16:23
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Re: Reduce output is strange - MapReduce - [mail # dev]
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...Oh I forgot to say that part of the Random Characters are actually random c haracters. Sequence files store a set of random characters as synch points within the file. This...
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Author: Robert Evans,
2011-12-19, 14:43
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