[Dock-fans] dock6 jobs using 7 cpu mins, but run for 15 hours.

Mary Ellen Fitzpatrick mfitzpat at bu.edu
Wed Feb 4 08:17:33 PST 2009


I have a dual-dual core Opteron cluster running Cento5, torque-2.3.6, 
maui-3.2.6p21, mpich2-1.0.8(64bit) and  parallel dock6.
I installed dock6 serial as 32-bit, then installed dock6 parallel as 
32-bit. 

I have configured my queues and scripts to run the dock mpi jobs and 
they do run to completion without errors.

The problem I am seeing is that my mpi job is running for a total of 
15hours, but is using only ~ 7minutes of cputime.
outfile
Limits:         ncpus=4,neednodes=1,nodes=1,walltime=48:00:00
Resources:      cput=00:06:55,mem=9964kb,vmem=279836kb,walltime=15:12:46

When the job is running, I log into the node, and can see the cpu's at 
100%, so it is not sitting idle and there is not an nfs traffic to speak 
of.

Anyone run into this issue before?  Is this an mpi issue?

-- 
Thanks
Mary Ellen

-- 
Thanks
Mary Ellen



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