mpiexec

[Yixun Liu]

Satish Balay wrote:
> Send us the corresponding configure.log to petsc-maint at mcs.anl.gov
>
> Satish
>
> On Thu, 25 Jun 2009, Yixun Liu wrote:
>
>   
>> I recompile PETSc using the following commands,
>>
>> petsc-3.0.0-p0>setenv PETSC_DIR $PWD
>>     
>>> ./config/configure.py
>>>       
>> =================================================================================
>> Configuring PETSc to compile on your system
>> =================================================================================
>> /home/scratch/yixun/petsc-3.0.0-p3/config/BuildSystem/config/compilers.py:7:
>> DeprecationWarning: the sets module is deprecated
>> import sets
>> /home/scratch/yixun/petsc-3.0.0-p3/config/PETSc/package.py:7:
>> DeprecationWarning: the md5 module is deprecated; use hashlib instead
>> import md5
>> /home/scratch/yixun/petsc-3.0.0-p3/config/BuildSystem/script.py:101:
>> DeprecationWarning: The popen2 module is deprecated. Use the subprocess
>> module.
>> import popen2
>> TESTING: checkCCompiler from
>> config.setCompilers(config/BuildSystem/config/setCompilers.py:394)
>> *********************************************************************************
>> UNABLE to EXECUTE BINARIES for config/configure.py
>> ---------------------------------------------------------------------------------------
>> Cannot run executables created with C. It is likely that you will need
>> to configure using --with-batch which allows configuration without
>> interactive sessions.
>> *********************************************************************************
>>
>>
>> Satish Balay wrote:
>>     
>>> Also make sure 'mpiexec' you are using corresponds to the MPI petsc is built with.
>>>
>>> Satish
>>>
>>>
>>> On Thu, 25 Jun 2009, Barry Smith wrote:
>>>
>>>   
>>>       
>>>>  Did you recompile the MPI libraries? Did you re configure and compile ALL of
>>>> PETSc after the change? You will need to do all this.
>>>>
>>>>   Barry
>>>>
>>>> On Jun 25, 2009, at 1:30 PM, Yixun Liu wrote:
>>>>
>>>>     
>>>>         
>>>>> Hi,
>>>>> My PETSc based application can work correctly, but after system updating
>>>>> when I use the same commands:
>>>>>       
>>>>>           
>>>>>> lamboot
>>>>>> mpiexec -np 4 application
>>>>>>         
>>>>>>             
>>>>> It seems only one processor works. Then I  test it using the following code,
>>>>>
>>>>> **********
>>>>> PetscErrorCode ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr);
>>>>>
>>>>> COUT << "This is processor : " << rank << ENDL;
>>>>>
>>>>> Use command: mpiexec -np 4 application,
>>>>> The output is:
>>>>> This is processor : 0
>>>>> This is processor : 0
>>>>> This is processor : 0
>>>>> This is processor : 0
>>>>> *********
>>>>>
>>>>> Thanks for your help.
>>>>>
>>>>> Yixun
>>>>>
>>>>>
>>>>>       
>>>>>           
>>>   
>>>       
>>     
>
>   

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