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From: Kenneth Chiu (chiuk_at_[hidden])
Date: 2006-11-09 13:53:59


Sorry, I mistyped that. I should have known better than to
type rather than cut-and-paste. A cut-and-paste from
shell script is:

     mpirun -np $SLURM_NPROCS -mca coll_base_verbose 1 -mca coll_tuned_bcast_algorithm 0 /u/chiuk/cfd/main

On 11/9/2006 1:27 PM, George Bosilca wrote:
> I think the name of the verbose argument is coll_base_verbose. You
> can check using ompi_info.
>
> ompi_info --param coll tuned | grep verbose
> MCA coll: parameter "coll_base_verbose" (current
> value: "0")
>
> george.
>
> On Nov 9, 2006, at 1:11 PM, Kenneth Chiu wrote:
>
>> I am having a hanging problem using bcast that I'm trying to track
>> down. I added the above, hoping to get some debugging output,
>> but didn't see any. I am using slurm in batch mode.
>>
>> slurm -n 20 -b slurm_script.sh
>>
>> and slurm_script.sh contains:
>>
>> mpirun -np $SLURM_NPROCS --mca coll_tuned_base_verbose 1 /u/
>> chiuk/cfd/main
>>
>> By the way, I also tried:
>>
>> mpirun -np $SLURM_NPROCS --mca coll ^tuned /u/chiuk/cfd/main
>>
>> but got the same hang. This is on odin.cs.indiana.edu.
>>
>> Thanks.
>> _______________________________________________
>> users mailing list
>> users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
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