[mpich-discuss] mpich from the MCS Ubuntu linux build

[Nichols A. Romero]

This was sufficient to get my application working:
export OMP_STACKSIZE=2M

except I thought that this was the default value
http://software.intel.com/sites/products/documentation/studio/composer/en-us/2011/compiler_c/optaps/common/optaps_par_var.htm


Nichols A. Romero, Ph.D.
Argonne Leadership Computing Facility
Argonne National Laboratory
Building 240 Room 2-127
9700 South Cass Avenue
Argonne, IL 60490
(630) 252-3441


----- Original Message -----
From: "Jeff Hammond" <jhammond at alcf.anl.gov>
To: mpich-discuss at mcs.anl.gov
Cc: "Nichols A. Romero" <naromero at alcf.anl.gov>
Sent: Friday, September 23, 2011 9:26:14 AM
Subject: Re: [mpich-discuss] mpich from the MCS Ubuntu linux build

If the problem is the OpenMP stack, which seems to be the only
credible candidate besides witchcraft, then installing a new version
of MPICH2 will not help.

Jeff

On Fri, Sep 23, 2011 at 8:13 AM, Pavan Balaji <balaji at mcs.anl.gov> wrote:
>
> Umm.. I don't really use softenv, but isn't it to picking one of the already
> installed packages?
>
> If you are on a new-enough version of Ubuntu, you can just do apt-get
> install mpich2 to get a new-ish version. Natty has 1.3.1.
>
> http://www.mcs.anl.gov/research/projects/mpich2/downloads/index.php?s=downloads
>
>  -- Pavan
>
> On 09/22/2011 09:44 PM, Nichols A. Romero wrote:
>>
>> I am using the one available with this softenv key:
>> +mpich2-intel
>>
>> naromero-desktop:~>  which mpiexec
>> /soft/apps/packages/mpich2-1.2.1p1-intel/bin/mpiexec
>>
>> Yikes, that's kind of an old version of MPICH2 isn't it :(
>>
>> I will try a simple test case and if it still fails, will just build
>> MPICH2 from scratch.
>>
>> Nichols A. Romero, Ph.D.
>> Argonne Leadership Computing Facility
>> Argonne National Laboratory
>> Building 240 Room 2-127
>> 9700 South Cass Avenue
>> Argonne, IL 60490
>> (630) 252-3441
>>
>>
>> ----- Original Message -----
>> From: "Pavan Balaji"<balaji at mcs.anl.gov>
>> To: mpich-discuss at mcs.anl.gov
>> Cc: "Nichols A. Romero"<naromero at alcf.anl.gov>
>> Sent: Thursday, September 22, 2011 7:26:43 PM
>> Subject: Re: [mpich-discuss] mpich from the MCS Ubuntu linux build
>>
>>
>> On 09/22/2011 05:47 PM, Nichols A. Romero wrote:
>>>
>>> I am using the MPICH that comes with the MCS Ubuntu Linux build
>>> (accesible through
>>> the softenv). I am launching the application with mpiexec.gforker. If I
>>> run
>>> with MPI only, the code starts. But if I run with MPI + OpenMP threads,
>>> it seg. faults
>>> immediately.
>>
>> Did you apt-get MPICH2? The Ubuntu version should be fine. I just tried
>> it on my laptop and it seems to be working correctly.
>>
>>   -- Pavan
>>
>
> --
> Pavan Balaji
> http://www.mcs.anl.gov/~balaji
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-- 
Jeff Hammond
Argonne Leadership Computing Facility
University of Chicago Computation Institute
jhammond at alcf.anl.gov / (630) 252-5381
http://www.linkedin.com/in/jeffhammond
https://wiki.alcf.anl.gov/index.php/User:Jhammond