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[MAPREDUCE-5374] CombineFileRecordReader does not set "map.input.*" configuration parameters for first file read - MapReduce - [issue]
...The CombineFileRecordReader operates on splits consisting of multiple files. Each time a new record reader is initialised for a "chunk", certain parameters are supposed to be set on the conf...
http://issues.apache.org/jira/browse/MAPREDUCE-5374    Author: Dave Beech, 2013-07-04, 14:45
Re: Distscp code - MapReduce - [mail # user]
...org.apache.hadoop.tools.DistCp  Cheers, Dave   On 4 January 2013 11:47, Kasi Subrahmanyam  wrote:  ...
   Author: Dave Beech, 2013-01-04, 13:21
Re: Subscription to the mailing list - MapReduce - [mail # user]
...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...
   Author: Dave Beech, 2012-10-23, 08:59
[expand - 1 more] - Re: Hadoop installation on mac - MapReduce - [mail # user]
...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 ...
   Author: Dave Beech, 2012-10-16, 11:05
[expand - 1 more] - Re: GroupingComparator - MapReduce - [mail # user]
...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...
   Author: Dave Beech, 2012-10-16, 09:08
[MAPREDUCE-4719] mapred.TaskInProgress should be public - MapReduce - [issue]
...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...
http://issues.apache.org/jira/browse/MAPREDUCE-4719    Author: Dave Beech, 2012-10-11, 18:17
[expand - 2 more] - Re: sym Links in hadoop - MapReduce - [mail # user]
...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...
   Author: Dave Beech, 2012-10-09, 12:44
[expand - 1 more] - Re: Question on adding Hadoop XML to Configuration Object - MapReduce - [mail # user]
...Also - make sure the fs.default.name parameter is actually in core-site.xml, not hdfs-site.xml  On 9 August 2012 09:32, Mohammad Tariq  wrote:  ...
   Author: Dave Beech, 2012-08-09, 08:34
Re: What are the basic Hadoop Java Classes? - MapReduce - [mail # user]
...Mapper, Reducer, Configuration, Job / JobConf and Tool. All pretty essential. Plus InputFormats and OutputFormats, FileSystem and Path. Don't forget Partitioners and Comparators.  Hope ...
   Author: Dave Beech, 2012-07-30, 21:27
Re: implementing a generic list writable - MapReduce - [mail # user]
...You could serialise the class name along with the list items in an extra Text writable, and then in the readFields method get it back using Class.forName(textClassName.toString())  In t...
   Author: Dave Beech, 2012-07-03, 09:13
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