[mpich-discuss] Can't receive messages

[Pavan Balaji]

If we detect what the local architecture is, how will we communicate it to other processes without having some infrastructure that is hetergeneous-architecture safe?

  — Pavan

On Jan 1, 2014, at 9:50 AM, Jeff Hammond <jeff.science at gmail.com> wrote:

> One wonders if MPICH could verify the system was sufficiently homogeneous to function properly during initialization rather than defer detection to an error during communication calls. 
> 
> Jeff
> 
> Sent from my iPhone
> 
>> On Jan 1, 2014, at 8:07 AM, Matthias Neuer <mneuer at web.de> wrote:
>> 
>> Am 31.12.2013 18:44, schrieb Pavan Balaji:
>>> 
>>> On Dec 31, 2013, at 10:11 AM, Matthias Neuer <mneuer at web.de> wrote:
>>> 
>>>>> On 12/31/2013 04:34 PM, Pavan Balaji wrote:
>>>>> 
>>>>> Are matze-debian and notebook of the same architecture (x86_64 and running the same OS/configuration)?
>>>> 
>>>> No, notebook is x86_32 on debian stable and matze-debian is x86_64 on debian testing, but I compiled the program for each system separately.
>>> 
>>> Such heterogeneous configurations are not supported in mpich.
>> 
>> Ok, thats the problem then. I didn't find that information in the FAQ or
>> in the installation manual.
>> 
>> Thanks for your help.
>> Matthias
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--
Pavan Balaji
http://www.mcs.anl.gov/~balaji