[mpich-discuss] MPI_init very slow with more than 3 nodes

["Antonio J. Peña"]

Yes, it may be a good idea to look into that. Hopefully somebody in this 
list with NFS knowledge will give you a hint.

   Antonio


On 12/03/2013 09:48 AM, Bixente BODO GOMEZ wrote:
> I send a extract of tcpdump.  It seems that the problem is in the file 
> attribues o locks of nfs.  I changed fstab on clients to add these 
> options:
>
> nfsvers=3,rw,bg,noac,rsize=8192,wsize=8192
>
> but nothing has improved.
>
> "Antonio J. Peña" <apenya at mcs.anl.gov> escribió:
>
>> I don't think this is helping. Maybe tcpdump / wireshark captures 
>> could be helpful.
>>
>>   Antonio
>>
>>
>> On 12/02/2013 11:44 AM, Bixente BODO GOMEZ wrote:
>>> The attachment...
>>>
>>>
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>>
>> -- 
>> Antonio J. Peña
>> Postdoctoral Appointee
>> Mathematics and Computer Science Division
>> Argonne National Laboratory
>> 9700 South Cass Avenue, Bldg. 240, Of. 3148
>> Argonne, IL 60439-4847
>> (+1) 630-252-7928
>> apenya at mcs.anl.gov
>> www.mcs.anl.gov/~apenya
>
>
>
>
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-- 
Antonio J. Peña
Postdoctoral Appointee
Mathematics and Computer Science Division
Argonne National Laboratory
9700 South Cass Avenue, Bldg. 240, Of. 3148
Argonne, IL 60439-4847
apenya at mcs.anl.gov
www.mcs.anl.gov/~apenya

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