[petsc-users] -log_summary problem

[Jed Brown]

On Tue, Dec 20, 2011 at 19:35, Max Rudolph <rudolph at berkeley.edu> wrote:

> When I run my code with the -log_summary option, it hangs indefinitely
> after displaying:
>
>
> ========================================================================================================================
> Average time to get PetscTime(): 9.53674e-08
> Average time for MPI_Barrier(): 0.00164938
>
> Is this a common problem, and if so, how do I fix it? This does not happen
> when I run the example programs - only my own code, so I must be at fault
> but without an error message I am not sure where to start. I am using
> petsc-3.1-p7. Thanks for your help.
>

Are all processes calling PetscFinalize()?

How did you set -log_summary? It should be provided at the time you invoke
PetscInitialize() on all processes.

Try running in a debugger, then break when it hangs and print the stack
trace.
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