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Re: Jobtracker page hangs ..again. - Hadoop - [mail # user]
...Update, after adjust the network routing, dns query speed is in micro sec as suppose to be. the issue is completely solve. Jobtracker page doesn't hang anymore when launch 100k mappers job.....
   Author: Patai Sangbutsarakum, 2013-08-12, 21:39
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
Re: Hardware Selection for Hadoop - Hadoop - [mail # user]
...2 x Quad cores Intel 2-3 TB x 6 SATA 64GB mem 2 NICs teaming  my 2 cents   On Apr 29, 2013, at 9:24 AM, Raj Hadoop >  wrote:  Hi,  I have to propose some hardware...
   Author: Patai Sangbutsarakum, 2013-04-29, 18:49
Re: Spindle per Cores - Hadoop - [mail # user]
...Thanks everyone. I think I got the idea and I would start to think in reverse by looking at  the budget that willing to pay for the cluster then get the best performance that can keep r...
   Author: Patai Sangbutsarakum, 2012-10-13, 05:53
Re: migrate cluster to different datacenter - Hadoop - [mail # user]
...thanks for response. Physical move is not a choice in this case. Purely looking for copying data and how to catch up with the update of a file while it is being migrated.  On Fri, Aug 3...
   Author: Patai Sangbutsarakum, 2012-08-03, 21:19
Re: rack awareness and safemode - Hadoop - [mail # user]
...Roger that  On Thu, Mar 22, 2012 at 10:40 AM, John Meagher  wro te: 3...
   Author: Patai Sangbutsarakum, 2012-03-22, 17:55
tasktracker/jobtracker.. expectation.. - Hadoop - [mail # user]
...Hi all,  I have a job fail this morning because of 2 tasks were trying to write into disk that somehow turned read-only. Originally, i was thinking/dreaming that in this case somehow th...
   Author: Patai Sangbutsarakum, 2012-03-22, 17:55
Re: setting up a large hadoop cluster - Hadoop - [mail # user]
...Masoud,  this are where I started off. https://github.com/seanhead/puppet_module_hadoop And hadoop puppet module publish by adobe.  Hth p  On 3/11/12 11:26 PM, "Masoud"  ...
   Author: Patai Sangbutsarakum, 2012-03-12, 17:43
toward Rack-Awareness approach - Hadoop - [mail # user]
...Hi Hadoopers,  Currently I am running hadoop version 0.20.203 in production with 600 TB in her. I am planning to enable rack awareness in my production, but I still didn't see it throug...
   Author: Patai Sangbutsarakum, 2012-02-29, 02:12
Re: collecting CPU, mem, iops of hadoop jobs - Hadoop - [mail # user]
...Thanks again Arun, you save me again.. :-)  This is a great starting point. for CPU and possibly Mem.  For the IOPS, just would like to ask if the tasknode/datanode collect the n u...
   Author: Patai Sangbutsarakum, 2011-12-20, 22:55
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