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Re: [VOTE] Release hadoop-2.0.0-alpha - Hadoop - [mail # general]
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...+1 I downloaded it and run a few simple tests wordcount etc. on a single no de cluster with no security. On 5/9/12 11:58 AM, "Arun C Murthy" wrote: I've created a release ...
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Author: Robert Evans,
2012-05-09, 18:20
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Re: Need to improve documentation for v 0.23.x ( v 2.x) - Hadoop - [mail # user]
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...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...
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Author: Robert Evans,
2012-05-09, 14:16
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Re: Need to improve documentation for v 0.23.x ( v 2.x) - Hadoop - [mail # user]
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...I agree that better documentation is almost always needed. The problem is in finding the time to really make this happen. If you or anyone else here wants to help out...
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Author: Robert Evans,
2012-05-07, 15:49
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Re: cannot use a map side join to merge the output of multiple map side joins - Hadoop - [mail # user]
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...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 ...
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Author: Robert Evans,
2012-05-07, 15:19
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Re: hadoop streaming using a java program as mapper - Hadoop - [mail # user]
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...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 ...
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Author: Robert Evans,
2012-05-02, 13:40
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Re: Node-wide Combiner - Hadoop - [mail # user]
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...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...
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Author: Robert Evans,
2012-04-30, 16:27
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Re: KMeans clustering on Hadoop infrastructure - Hadoop - [mail # user]
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...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:...
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Author: Robert Evans,
2012-04-30, 16:23
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Re: reducers and data locality - Hadoop - [mail # user]
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...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...
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Author: Robert Evans,
2012-04-27, 15:22
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Re: Text Analysis - Hadoop - [mail # user]
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...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...
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Author: Robert Evans,
2012-04-25, 15:26
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Re: isSplitable() problem - Hadoop - [mail # user]
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...The current code guarantees that they will be received in order. There som e patches that are likely to go in soon that would allow for the JVM itself to be reused. In thos...
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Author: Robert Evans,
2012-04-24, 13:53
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