[petsc-users] Segmentatoin fault

[丁老师]

i get the infor from the system load monitor








在 2013-07-31 23:36:38，"Jed Brown" <jedbrown at mcs.anl.gov> 写道：
>丁老师 <ztdepyahoo at 163.com> writes:
>
>> I write a FVM code for the convection diffusion problem on a 2D
>> cartesian grid.  the code can run correctly with a grid of
>> 720*720. and it use only 26% of the system memory(8G) during its
>> running.  
>
>How are you testing the total application memory usage?
>
>> but if i increase the grid to 800*800, it gives me the following
>> error? could you please give me some information how to resolve it.
>>
>>
>>
>> mpiexec -np 4 ./main
>> ===================================================================================
>> = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES = EXIT CODE: 11
>> = CLEANING UP REMAINING PROCESSES = YOU CAN IGNORE THE BELOW CLEANUP
>> MESSAGES
>> ===================================================================================
>> YOUR APPLICATION TERMINATED WITH THE EXIT STRING: Segmentation fault
>> (signal 11) This typically refers to a problem with your application.
>> Please see the FAQ page for debugging suggestions
>> ztdep at linuxdell:~/Projects/CartesianPFlowingHeat2D-KDE/build> mpiexec
>> -np 4 ./main write the grid to Grid.cgns sucessfully
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