Re: Weird performance problem.

2012-03-16 Thread Vitthal "Suhas" Gogate
Can you send me the job configuration and job history log for the job? I want to see if Vaidya discovers the problem. --Suhas On Fri, Mar 16, 2012 at 2:23 PM, GUOJUN Zhu wrote: > > We have a weird performance problem with a hadoop job on our cluster. We > have a 32-node experimentin

Re: Weird performance problem.

2012-03-16 Thread Jie Li
Did you try using the Hadoop Vaidya or Karmasphere to diagnose the problem? Jie On Fri, Mar 16, 2012 at 5:23 PM, GUOJUN Zhu wrote: > > We have a weird performance problem with a hadoop job on our cluster. We > have a 32-node experimenting cluster of blades (2 hex-core), one dedica

Re: Weird performance problem.

2012-03-16 Thread bejoy . hadoop
: Reply-To: mapreduce-user@hadoop.apache.org Subject: Weird performance problem. We have a weird performance problem with a hadoop job on our cluster. We have a 32-node experimenting cluster of blades (2 hex-core), one dedicated job tracker, one dedicated namenode, with Cloudera's CDH3 (0

Weird performance problem.

2012-03-16 Thread GUOJUN Zhu
We have a weird performance problem with a hadoop job on our cluster. We have a 32-node experimenting cluster of blades (2 hex-core), one dedicated job tracker, one dedicated namenode, with Cloudera's CDH3 (0.20.2-cdh3u3, 03b655719d13929bd68bb2c2f9cee615b389cea9 ) . All nodes are b