[aspect-devel] Aspect Timer

[Eric Heien]

That would make more sense.  Is there any way to associate an MPI_Comm with the timer or should I just manually add MPI_Barrier() before each section?

-Eric

On May 3, 2012, at 5:56 PM, Wolfgang Bangerth wrote:

> On 05/03/2012 07:51 PM, Eric Heien wrote:
>> I tracked this issue down to the following line (core.cc:312):
>> 
>>     DoFTools::count_dofs_per_block (dof_handler, system_dofs_per_block,
>>                                     system_sub_blocks);
>> 
>> This seems to take a long time after each checkpoint.  Any ideas?
> 
> I bet what you are seeing is this effect:
> 
> http://dealii.sourceforge.net/index.php/Deal.II_Questions_and_Answers#One_statement.2Fblock.2Ffunction_in_my_MPI_program_takes_a_long_time
> 
> W.
> 
> ------------------------------------------------------------------------
> Wolfgang Bangerth               email:            bangerth at math.tamu.edu
>                                 www: http://www.math.tamu.edu/~bangerth/
> 
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