[mpich-discuss] undefined symbol: MPIR_Thread

[Gus Correa]

Anthony Chan wrote:
> The simplest way is probably to use "nm" to see if ccsm.exe has MPI_Comm_spawn
> symbol, e.g. 
> 
> nm ccsm.exe | grep -i mpi_comm_spawn
> 
> Or you can use "find" command to search for the source code, e.g.
> 
> find <path_to_ccsm> -name \*.f -exec grep -Hi MPI_Comm_spawn {} \;
> 
> The above command should be repeated with ".f" replaced by ".f90", or even ".c"
> or other suffixes that are used in CCSM.  Using find will tell you what the
> executable names used in MPI_Comm_spawn().
> 
> A.Chan
> 
> ----- Original Message -----
>> Could you please help me how to check whether MPI_Comm_spawn is used?
>> Thanks!
>>
>> On 02/07/2011 05:57 PM, Anthony Chan wrote:
>>> Does ccsm.exe use MPI_Comm_spawn ? If so, can you check if any of
>>> the spawned executables with ldd ?
>>>
>>> A.Chan
>>>
>>> ----- Original Message -----
>>>> I now removed all ubuntu mpich2 components from my system, so there
>>>> are
>>>> ni more references to this library as well...
>>>>
>>>> --
>>>>
>>>>
>>>> -------------------------------------------------------------
>>>> FWO Post-doctoral Research Fellow
>>>> Department of Earth& Environmental Sciences
>>>> Physical and Regional Geography Research Group
>>>> Regional climate studies
>>>>
>>>> Celestijnenlaan 200E
>>>> 3001 Heverlee (Leuven)
>>>> BELGIUM
>>>>
>>>> Tel: + 32 16 326424
>>>> Fax: + 32 16 322980
>>>>
>>>> http://geo.kuleuven.be/aow/
>>>> www.kuleuven.be/geography
>>>> -------------------------------------------------------------
>> --
>>
>>
>> -------------------------------------------------------------
>> FWO Post-doctoral Research Fellow
>> Department of Earth& Environmental Sciences
>> Physical and Regional Geography Research Group
>> Regional climate studies
>>
>> Celestijnenlaan 200E
>> 3001 Heverlee (Leuven)
>> BELGIUM
>>
>> Tel: + 32 16 326424
>> Fax: + 32 16 322980
>>
>> http://geo.kuleuven.be/aow/
>> www.kuleuven.be/geography
>> -------------------------------------------------------------
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Hi Matthias, Anthony

Matthias, just a guess:
Any chances that you built MPICH2 with --enable-shared,
and forgot to set your LD_LIBRARY_PATH to point to the MPICH2 lib directory?

Gus Correa