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[expand - 1 more] - Re: Mutiple dfs.data.dir vs RAID0 - HDFS - [mail # user]
...On Mon, Feb 11, 2013 at 10:54 AM, Jean-Marc Spaggiari  wrote:   "Hadoop Operations" by E. Sammer: http://shop.oreilly.com/product/0636920025085.do  ...
   Author: Michael Katzenellenbogen, 2013-02-11, 16:02
Re: Confused about splitting - HDFS - [mail # user]
...Have your record reader seek (and discard data) until it finds the beginning of your frame, and always keep reading until the end/length of the current frame/record. This will assure you tha...
   Author: Michael Katzenellenbogen, 2013-02-10, 15:58
[expand - 1 more] - Re: Hadoop throughput question - HDFS - [mail # user]
...What is the value of the io.file.buffer.size property? Try tuning it up to 64k or 128k and see if this improves performance when reading SequenceFiles.  -Michael  On Jan 3, 2013, a...
   Author: Michael Katzenellenbogen, 2013-01-04, 00:27
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