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Re: Distscp code - MapReduce - [mail # user]
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...org.apache.hadoop.tools.DistCp Cheers, Dave On 4 January 2013 11:47, Kasi Subrahmanyam wrote: ...
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Author: Dave Beech,
2013-01-04, 13:21
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Re: Subscription to the mailing list - MapReduce - [mail # user]
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...I guess you could set up gmail filters to do this. Set it up so all mail from the list gets immediately archived / deleted / whatever, but flag your queries as "important" so they skip the f...
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Author: Dave Beech,
2012-10-23, 08:59
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Re: Hadoop installation on mac - MapReduce - [mail # user]
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...Instructions for single node operation: http://hadoop.apache.org/docs/r0.21.0/single_node_setup.html Instructions for cluster: http://hadoop.apache.org/docs/r0.21.0/cluster_setup.html ...
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Author: Dave Beech,
2012-10-16, 11:05
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Re: Hadoop installation on mac - MapReduce - [mail # user]
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...+1 Installing from tarball by usual method is fine for mac os. One issue to be aware of is https://issues.apache.org/jira/browse/HADOOP-7489 (but even that doesn't stop it working) On ...
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Author: Dave Beech,
2012-10-16, 11:02
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Re: GroupingComparator - MapReduce - [mail # user]
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...Great! Glad the problem is solved. You're right - the object returned by iterator.next() is re-used too. So yes, you would need to clone in this case and you'd have no choice but to cr...
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Author: Dave Beech,
2012-10-16, 09:08
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Re: GroupingComparator - MapReduce - [mail # user]
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...Well, if all you need is the tag (the 1 or 2), why not just use a Text or IntWritable instance variable. You wouldn't need to clone the whole key. Then, instead of tag = key.getSecondF...
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Author: Dave Beech,
2012-10-15, 20:49
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[MAPREDUCE-4719] mapred.TaskInProgress should be public - MapReduce - [issue]
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...In Cloudera's CDH3 distributions, mapred.TaskInProgress has been made public along with its generateSingleReport() and getDiagnosticInfo() methods.Should this change be brought back into the...
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http://issues.apache.org/jira/browse/MAPREDUCE-4719
Author: Dave Beech,
2012-10-11, 18:17
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Re: sym Links in hadoop - MapReduce - [mail # user]
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...Actually, I don't think the FileContext class Colin mentioned is the one you are talking about. Hadoop 1.0.3 doesn't have org.apache.hadoop.fs.FileContext, which is the class you would...
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Author: Dave Beech,
2012-10-09, 12:44
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Re: sym Links in hadoop - MapReduce - [mail # user]
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...A lot of code in Hadoop is marked "Deprecated". This doesn't mean you shouldn't use it ;) Cheers, Dave On 9 October 2012 09:28, Visioner Sadak wrote:...
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Author: Dave Beech,
2012-10-09, 12:40
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Re: sym Links in hadoop - MapReduce - [mail # user]
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...Hi, The FileUtil.symlink command does nothing more than call the unix "ln" command, so it has no knowledge of how to work with Hadoop archive files, only plain files and directories. Is your...
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Author: Dave Beech,
2012-10-08, 13:30
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