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Re: ArrayWritable usage - Hadoop - [mail # user]
...ArrayWritable doesn't serialize type information. You need to subclass it (e.g. IntArrayWritable) and create a no arg constructor which calls super(IntWritable.class).  Use this instead...
   Author: Joey Echeverria, 2011-07-04, 19:00
Re: Does hadoop-0.20-append compatible with PIG 0.8 ? - Hadoop - [mail # user]
...Try replacing the hadoop jar from the pig lib directory with the one from yo ur cluster.   -Joey    On Jul 2, 2011, at 0:38, praveenesh kumar  wrote:  r n g ava:75) ...
   Author: Joey Echeverria, 2011-07-02, 08:06
[expand - 1 more] - Re: tar or hadoop archive - Hadoop - [mail # user]
...Yes, you can see a picture describing HAR files in this old blog post:  http://www.cloudera.com/blog/2009/02/the-small-files-problem/  -Joey  On Mon, Jun 27, 2011 at 4:36 PM, ...
   Author: Joey Echeverria, 2011-06-27, 23:46
Re: Append to Existing File - Hadoop - [mail # user]
...Yes.  -Joey On Jun 21, 2011 1:47 PM, "jagaran das"  wrote:...
   Author: Joey Echeverria, 2011-06-21, 18:53
[expand - 1 more] - Re: Datanode not created on hadoop-0.20.203.0 - Hadoop - [mail # user]
...What user are you running as?  -Joey  On Thu, Jun 16, 2011 at 1:46 AM, rutesh  wrote: her re t wed .20.203.0rc1.tar.gz PseudoDistributed 62.out out ng    Joseph Eche...
   Author: Joey Echeverria, 2011-06-16, 13:59
Re: problem with streaming and libjars - Hadoop - [mail # user]
...I would try the following:  hadoop -libjars /home/ayon/jars/MultiOutput.jar jar /usr/lib/hadoop-0.20/contrib/streaming/hadoop-streaming-0.20.2-cdh3u0.jar -libjars /home/ayon/jars/MultiO...
   Author: Joey Echeverria, 2011-06-16, 13:06
Re: a file can be used as a queue? - Hadoop - [mail # user]
...This feature doesn't currently work. I don't remember the JIRA for it, but t here's a ticket which will allow a reader to read from an HDFS file before i t's closed. In that case, you implem...
   Author: Joey Echeverria, 2011-06-13, 11:23
Re: Hardware specs - Hadoop - [mail # user]
...There are some good recommendations in this blog post:  http://www.cloudera.com/blog/2010/03/clouderas-support-team-shares-some-basic-hardware-recommendations/  It's a little dated...
   Author: Joey Echeverria, 2011-06-09, 22:01
Re: Hbase startup error: NoNode for /hbase/master after running out of space - Hadoop - [mail # user]
...Hey Andy,  You're correct that 0.20.203 doesn't have append. Your best bet is to build a version of the append branch or switch to CDH3u0.  -Joey  On Tue, Jun 7, 2011 at 6:31 ...
   Author: Joey Echeverria, 2011-06-08, 23:17
[expand - 1 more] - Re: Why inter-rack communication in mapreduce slow? - Hadoop - [mail # user]
...Most of the network bandwidth used during a MapReduce job should come from the shuffle/sort phase. This part doesn't use HDFS. The TaskTrackers running reduce tasks will pull intermediate re...
   Author: Joey Echeverria, 2011-06-06, 13:53
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