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Re: [VOTE] Release plan for Hadoop 2.0.5 - Hadoop - [mail # general]
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...+1 (non-binding) to stabilize 2.0, and add new features only after a stable release. I understand that what constitutes as "new feature" versus "stabilizing" is subjective. Thanks, &nb...
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Author: J. Rottinghuis,
2013-05-10, 02:40
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Re: distcp question - Hadoop - [mail # user]
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...Rita, Are you doing a push from the source cluster or a pull from the target cluster? Doing a pull with distcp using hftp (to accomodate for version differences) has the advantag...
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Author: J. Rottinghuis,
2012-10-12, 17:01
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Re: concurrency - Hadoop - [mail # user]
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...Hi Harsh, Moge Koert, If Koerts problem is similar to what I have been thinking about where we want to consolidate and re-compress older datasets, then the _SUCCESS does not really hel...
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Author: J. Rottinghuis,
2012-10-12, 16:07
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Re: Small question - Hadoop - [mail # user]
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... Best asked on the Pig users list. Cheers, Joep On Wed, Oct 3, 2012 at 7:04 AM, Abhishek wrote: ...
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Author: J. Rottinghuis,
2012-10-03, 18:32
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Re: Which hardware to choose - Hadoop - [mail # user]
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...Of course it all depends... But something like this could work: Leave 1-2 GB for the kernel, pagecache, tools, overhead etc. Plan 3-4 GB for Datanode and Tasktracker each Plan 2....
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Author: J. Rottinghuis,
2012-10-03, 17:09
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Re: Does hadoop installations need to be at same locations in cluster ? - Hadoop - [mail # user]
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...Agreed that different locations is not a good idea. However, the question was, can it be done? Yes, with some hacking I suppose. Do I recommend hacking? No. But, if you cannot help you...
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Author: J. Rottinghuis,
2011-12-23, 20:04
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Re: Hadoop and hardware - Hadoop - [mail # user]
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...Pierre, As discussed in recent other threads, it depends. The most sensible thing for Hadoop nodes is to find a sweet spot for price/performance. In general that will mean keeping a ba...
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Author: J. Rottinghuis,
2011-12-16, 16:47
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Re: [VOTE] Release hadoop-0.22.0-rc0 - Hadoop - [mail # general]
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...Do we need a 0.22 version of the docs here? http://hadoop.apache.org/common/docs/ Or is that only after a release candidate has been accepted by vote? Thanks, Joep...
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Author: J. Rottinghuis,
2011-12-09, 09:36
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Re: [VOTE] Release hadoop-0.22.0-rc0 - Hadoop - [mail # general]
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...+1 This rc looks great! Installed on production node with pretty much the same config (turned off topology script and adjusted dfs.name.dir from a path to url). Ran typical hadoo...
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Author: J. Rottinghuis,
2011-12-09, 09:05
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Re: mapreduce matrix multiplication on hadoop - Hadoop - [mail # user]
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...The error is that you cannot open /tmp/MatrixMultiply/out/_logs Does the directory exist? Do you have proper access rights set? Joep On Wed, Nov 30, 2011 at 3:23 AM, ChWaqas &nbs...
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Author: J. Rottinghuis,
2011-11-30, 17:09
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