[mpich-discuss] Very long configuration time
"Antonio J. Peña"
apenya at mcs.anl.gov
Wed May 21 13:48:27 CDT 2014
Please double check that you are actually using a local disk (e.g.
"df"). If that's the case, you're likely facing a slow disk access. I'd
say that there's nothing you can be doing wrong to increase the
configuration time. You could disable parts of MPICH you won't use, such
as --disable-cxx --disable-fortran --disable-romio, but that will help
only for the compilation stage.
Antonio
On 05/21/2014 01:42 PM, Yida Wang wrote:
> It is still running, so definitely more than a few minutes. Any other
> thing that I did wrong?
>
>
> On Wed, May 21, 2014 at 2:32 PM, "Antonio J. Peña" <apenya at mcs.anl.gov
> <mailto:apenya at mcs.anl.gov>> wrote:
>
>
> On a decent system, I'd expect it to finish in a few minutes at most.
>
> Antonio
>
>
>
> On 05/21/2014 01:30 PM, Yida Wang wrote:
>> Thanks for your reply, Antonio! Yes, I was using NFS before, am
>> trying on local disk now. BTW, what will a normal time be?
>>
>>
>> On Wed, May 21, 2014 at 2:20 PM, "Antonio J. Peña"
>> <apenya at mcs.anl.gov <mailto:apenya at mcs.anl.gov>> wrote:
>>
>>
>> Hi YW,
>>
>> Although 8h looks like a very long time to me, it's likely
>> due to a network filesystem. If that's the case, configuring
>> MPICH in a local filesystem (e.g. /temp, /tmp, /scratch)
>> should go back to normal times.
>>
>> Antonio
>>
>>
>>
>> On 05/21/2014 01:17 PM, Yida Wang wrote:
>>> Hi Guys,
>>>
>>> I would like to try out the feature of talking to Intel-MIC
>>> in MPICH2. Therefore I downloaded mpich-3.1 and configured it as
>>>
>>> "./configure --host=x86_64-k1om-linux CC=icc CXX=icpc
>>> F77=ifort FC=ifort CFLAGS=-mmic CXXFLAGS=-mmic
>>> FFLAGS=-mmic FCFLAGS=-mmic LDFLAGS=-mmic"
>>>
>>>
>>> However, it took a very long time (i.e. 8 hours) for me to
>>> finish the configuration. Is it normal? Notice that my
>>> system doesn't have Infiniband but 10GigE connection.
>>> However, I don't think this would affect the configuration time.
>>>
>>> Thanks,
>>> YW
>>>
>>>
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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 <mailto:apenya at mcs.anl.gov>
>> www.mcs.anl.gov/~apenya <http://www.mcs.anl.gov/%7Eapenya>
>>
>>
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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 <mailto:apenya at mcs.anl.gov>
> www.mcs.anl.gov/~apenya <http://www.mcs.anl.gov/%7Eapenya>
>
>
> _______________________________________________
> discuss mailing list discuss at mpich.org <mailto:discuss at mpich.org>
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>
>
>
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> To manage subscription options or unsubscribe:
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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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