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Re: [VOTE] Release hadoop-2.0.0-alpha-rc1 - Hadoop - [mail # general]
...+1 I downloaded the binary ran a single node cluster and kicked the tires a  bit with a few MR jobs.  Everything worked.   On 5/15/12 9:20 PM, "Arun C Murthy"  wrote: &nb...
   Author: Robert Evans, 2012-05-16, 07:04
Re: freeze a mapreduce job - Hadoop - [mail # user]
...There is an idle timeout for map/reduce tasks.  If a task makes no progress  for 10 min (Default) the AM will kill it on 2.0 and the JT will kill it on  1.0.  But I don't...
   Author: Robert Evans, 2012-05-11, 15:58
Re: Sailfish - Hadoop - [mail # dev]
...That makes perfect sense to me.  Especially because it really is a new impl ementation of shuffle that is optimized for very large jobs.  I am happy to  see anything go in tha...
   Author: Robert Evans, 2012-05-11, 14:29
Re: Need to improve documentation for v 0.23.x ( v 2.x) - Hadoop - [mail # user]
...Yes I am the one that said I would look into releasing the Yahoo documentat ion.  Thanks for reminding me.  I have been a bit distracted, by some "rest ructuring" that has happened...
   Author: Robert Evans, 2012-05-09, 14:16
Re: cannot use a map side join to merge the output of multiple map side joins - Hadoop - [mail # user]
...I believe that you are correct about the split processing.  It orders the s plits by size so that the largest splits are processed first.  This allows  for the smaller splits ...
   Author: Robert Evans, 2012-05-07, 15:19
Re: hadoop streaming using a java program as mapper - Hadoop - [mail # user]
...Do you have the error message from running java?  You can use myMapper.sh t o help you debug what is happening and logging it.  Stderr of myMapper.sh i s logged and you can get to ...
   Author: Robert Evans, 2012-05-02, 13:40
Re: Node-wide Combiner - Hadoop - [mail # user]
...Do you mean that when multiple map jobs run on the same node, that there is  a combiner that will run across all of that code.  There is nothing for th at right now.  It seems...
   Author: Robert Evans, 2012-04-30, 16:27
Re: KMeans clustering on Hadoop infrastructure - Hadoop - [mail # user]
...You are likely going to get more help from talking to the Mahout mailing li st.  https://cwiki.apache.org/confluence/display/MAHOUT/Mailing+Lists,+IRC+and+A rchives   On 4/28/12 7:...
   Author: Robert Evans, 2012-04-30, 16:23
Re: reducers and data locality - Hadoop - [mail # user]
...Also generating random keys/partitions can be problematic.  Although the pr oblems are rare.  A mapper can be restarted after it finishes successfully  if the machine it was o...
   Author: Robert Evans, 2012-04-27, 15:22
Re: Text Analysis - Hadoop - [mail # user]
...Hadoop itself is the core Map/Reduce and HDFS functionality.  The higher le vel algorithms like sentiment analysis are often done by others.  Cloudera  has a video from Hadoop...
   Author: Robert Evans, 2012-04-25, 15:26
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