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Re: Configuring SSH - is it required? for a psedo distriburted mode? - MapReduce - [mail # user]
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...Actually, I should amend my statement -- SSH is required, but passwordless ssh (i guess) you can live without if you are willing to enter your password for each process that gets started. &n...
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Author: Jay Vyas,
2013-05-16, 15:34
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Re: Configuring SSH - is it required? for a psedo distriburted mode? - MapReduce - [mail # user]
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...Yes it is required -- in psuedodistributed node the jobtracker is not necessarily aware that the task trackers / data nodes are on the same machine, and will thus attempt to ssh into t...
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Author: Jay Vyas,
2013-05-16, 15:31
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Re: partition as block? - MapReduce - [mail # user]
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...What do you mean "increasing the size"? Im talking more about increasing the number of partitions... Which actually decreases individual file size. On Apr 30, 2013, at 4:09 PM, M...
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Author: Jay Vyas,
2013-05-01, 00:00
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partition as block? - MapReduce - [mail # user]
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...Hi guys: Im wondering - if I'm running mapreduce jobs on a cluster with large block sizes - can i increase performance with either: 1) A custom FileInputFormat 2) A custom ...
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Author: Jay Vyas,
2013-04-30, 18:46
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Re: Maven dependency - MapReduce - [mail # user]
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...this should be enough to get started (you can pick the 1.* version if you want the newer APIs and stuff, but for the elephant book, the older apis will work fine as well) . &nb...
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Author: Jay Vyas,
2013-04-24, 19:25
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ConfigKeys wrappers for MapReduce source code base - MapReduce - [mail # dev]
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...Hi guys: A breif check wiht "find ./ -name *ConfigKeys*" doesn't seem to indicate that there is a "MapRedConfigKeys" class... Should there be one to help get rid of magic numbers and u...
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Author: Jay Vyas,
2013-04-21, 19:29
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Re: JobConf and MiniMapRedCluster - MapReduce - [mail # dev]
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...Okay, thanks.... Ill look into this JIRA . it is clear from some light googling that, at some point ** some version of JobConf was deprecated, and that maybe again it was undepre...
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Author: Jay Vyas,
2013-04-18, 05:55
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Re: JobConf and MiniMapRedCluster - MapReduce - [mail # dev]
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...Only one response, inline below... Certainly I will file a JIRA and some updates if this makes sense :).... Would love to bring the minimrcluster class up to date! On Apr 18, 20...
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Author: Jay Vyas,
2013-04-18, 04:54
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Fwd: JobConf and MiniMapRedCluster - MapReduce - [mail # user]
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...Hi guys: Forwarded this here because it might be more relevant to a broad community of hadoop users interested in doing more than just MRUnit for tests. From: Jay Vyas Date: Wed,...
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Author: Jay Vyas,
2013-04-17, 19:44
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JobConf and MiniMapRedCluster - MapReduce - [mail # dev]
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...Hi guys: the MiniMapRedCluster seems like a very useful tool which I just discovered in this blog post : http://grepalex.com/2012/10/20/hadoop-unit-testing-with-minimrcluster/ &n...
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Author: Jay Vyas,
2013-04-17, 18:06
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