[mpich-discuss] measuring time in mpi program
Anthony Chan
chan at mcs.anl.gov
Fri Feb 25 11:41:44 CST 2011
----- Original Message -----
> hey guys,
>
> does anybody know how to measure execution time of mpi program?
> is there any option we can append in the mpirun\mpiexec command to
> measure time?
How about the following ?
time mpiexec -n 2 a.out
or
date ; mpiexec -n 2 a.out ; date
> is there any time command that measure clock cycle time, execution
> time,etc..?
>
>
> thank u very much
> hatem
>
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