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Re: Fair Scheduler pools regardless of users - HDFS - [mail # user]
...'-Dmapred.fairscheduler.pool=pool_name' will just shoot to the specified pool.  /server/hadoop/bin/hadoop jar hadoop-examples-0.20.2-cdh3u0.jar wordcount -Dmapred.fairscheduler.pool=poo...
   Author: Patai Sangbutsarakum, 2013-12-12, 08:30
[expand - 1 more] - Re: secondary namenode is hang at post - MapReduce - [mail # user]
...Thanks adam,  2013-12-11 14:43:07 Full thread dump Java HotSpot(TM) 64-Bit Server VM (20.7-b02 mixed mode):  "Attach Listener" daemon prio=10 tid=0x0000000041057000 nid=0x6b95 wait...
   Author: Patai Sangbutsarakum, 2013-12-11, 22:49
Re: how to handle the corrupt block in HDFS? - HDFS - [mail # user]
...10 copies for those job.jar and split are controlled by mapred.submit.replication property at job init level.    On Mon, Dec 9, 2013 at 5:20 PM, ch huang  wrote:  ...
   Author: Patai Sangbutsarakum, 2013-12-10, 20:39
namnode log parsing - HDFS - [mail # user]
...I wonder if anyone parsing namenode log in routine basis. i am shopping the tool for this, and no $plunk as because it is expensive, so far logstash seems as a good candidate. The thing is i...
   Author: Patai Sangbutsarakum, 2013-11-13, 01:17
cdh3u4 and Rumen - MapReduce - [mail # user]
...I was checking out how Rumen looks; I pretty like it.. I was testing it on vanila hadoop 1.2. howerver, production is cd3u4 i wonder if i can even somehow make Rumen that came with hadoop 1....
   Author: Patai Sangbutsarakum, 2013-11-08, 01:21
even possible? - MapReduce - [mail # user]
...Question is on cdh3u4, the cluster was setup before I owned this cluster, and somehow the namenode/jobtracker/datanode/tasktracker every server process is run by a user named foo, and all jo...
   Author: Patai Sangbutsarakum, 2013-10-16, 21:24
[expand - 1 more] - Re: Java version with Hadoop 2.0 - MapReduce - [mail # user]
...Does that mean for the new cluster, we probably try to start to aim to test/use/deploy at java 7?   On Oct 9, 2013, at 3:05 PM, Andre Kelpe   wrote:  ...
   Author: Patai Sangbutsarakum, 2013-10-09, 22:57
[expand - 4 more] - Re: Jobtracker page hangs ..again. - HDFS - [mail # user]
...Thanks harsh,  Appreciate your input, as always.  On Aug 12, 2013, at 20:01, Harsh J  wrote:  ...
   Author: Patai Sangbutsarakum, 2013-08-13, 08:25
Moving namenode and jobtracker to beefier machines - HDFS - [mail # user]
...It's time to upgrade namenode and jobtracker machines to better beefier boxes. Thus, we can have peaceful summer at least not worry from broken machines!!  Current setup NN and JT are r...
   Author: Patai Sangbutsarakum, 2013-06-21, 19:44
[expand - 2 more] - Re: Namenode memory usage - Hadoop - [mail # user]
...Thanks Brahma,  I am kind of afraid to run the command, I had an issue on jobtracker early this year. I launched the command and it caused the jobtracker stop responding long enough til...
   Author: Patai Sangbutsarakum, 2013-06-18, 18:36
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