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Re: Scan Benchmark - Hadoop - [mail # dev]
...https://issues.apache.org/jira/browse/MAPREDUCE-3524?focusedCommentId=13170564&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13170564  On Sat, May 5, 201...
   Author: Ravi Prakash, 2012-05-07, 22:21
Re: Hadoop example code (preferred Pagerank and Shortest Path) - Hadoop - [mail # user]
...Shuai,  I'm afraid I don't know if there are open-sourced implementations of those two algorithms, but there are a bunch of example programs in the hadoop-mapreduce-examples*.jar that g...
   Author: Ravi Prakash, 2012-05-07, 21:54
Re: Problem with cluster - Hadoop - [mail # user]
...Hi Pat,  20.205 is the stable version before 1.0. 1.0 is not substantially different than 0.20. Any reasons you don't wanna use it?  I don't think "occasional HDFS corruption" is a...
   Author: Ravi Prakash, 2012-05-03, 23:07
[HADOOP-8288] Remove references of mapred.child.ulimit etc. since they are not being used any more - Hadoop - [issue]
...Courtesy Philip Su, we found that (mapred.child.ulimit, mapreduce.map.ulimit, mapreduce.reduce.ulimit) were not being used at all. The configuration exists but is never used. Its also mentio...
http://issues.apache.org/jira/browse/HADOOP-8288    Author: Ravi Prakash, 2012-04-20, 13:24
Re: Temporal query - Hadoop - [mail # user]
...Also check out Hadoop Rumen  On Thu, Mar 29, 2012 at 10:22 AM, Tom Deutsch  wrote:  ...
   Author: Ravi Prakash, 2012-03-29, 16:01
Add user to assignee list? - Hadoop - [mail # dev]
...Hi folks,  Can someone with the proper authorization please add Anty to the list of users who can assign themselves JIRAs?  Cheers Ravi.   From: Schubert Zhang (Commented) (JI...
   Author: Ravi Prakash, 2012-03-19, 15:32
Re: datanode to blocks mapping - Hadoop - [mail # dev]
...Selwa,  I'm glad I could help. I suggest you import the source code in an IDE (we use Eclipse) and navigate around it. The outline view in Eclipse is a lifesaver :)  BlocksMap does...
   Author: Ravi Prakash, 2012-02-16, 16:59
Re: Send Data and Message to all nodes - Hadoop - [mail # user]
...Take a look at distributed cache for distributing data to all nodes. I'm not sure what you mean by messages. The MR programming paradigm is different from MPI.  http://hadoop.apache.org...
   Author: Ravi Prakash, 2012-01-29, 01:11
Re: [DISCUSS] Stop support for non-packaged i.e. developer build single-node installs - Hadoop - [mail # dev]
...I think also at issue is the maven build system. I don't know if its intended, but if I change a single .java file, "mvn -Pdist -P-cbuild -Dmaven.javadoc.skip -DskipTests install" runs a TON...
   Author: Ravi Prakash, 2012-01-18, 20:35
Re: 0 tasktrackers in jobtracker but all datanodes present - Hadoop - [mail # user]
...Courtesy Kihwal and Bobby  Have you tried increasing the max heap size with -Xmx? and make sure that you have swap enabled.  On Wed, Jan 11, 2012 at 6:59 PM, Gaurav Bagga  wro...
   Author: Ravi Prakash, 2012-01-12, 23:50
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