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openmpi/examples/dtrace/mpicount.d
2015-06-23 20:59:57 -07:00

50 строки
904 B
D

/*
* Copyright (c) 2006 Sun Microsystems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/*
* This script will count the number of times MPI APIs are called. It
* will print out its results every 10 seconds and then a final count
* at the end. This script can be used to see that an MPI application
* is progressing as the number of MPI API calls should be increasing
* over time. In addition, it is a good way to see a summary of which
* MPI APIs are used an application.
*/
dtrace:::BEGIN
{
i = 2;
printf("\n\nNumber of times MPI APIs are called in 10 second intervals\n");
}
pid$target:libmpi:MPI_*:entry
{
@api[probefunc] = count();
}
profile:::tick-1sec
/i > 0/
{
i--;
}
profile:::tick-1sec
/i == 0/
{
i = 10;
printa(@api);
}
/*
* Print out the final results.
*/
dtrace:::END
{
printa(@api);
}