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#!/usr/bin/env python

"""

Use the Python DTrace consumer as a Thread and run a syscall counter DTrace

script.

Created on Oct 10, 2011

@author: tmetsch

"""

import time

import dtrace

SCRIPT = 'syscall:::entry { @num[execname] = count(); }'

def main():

"""

Run DTrace...

"""

thr = dtrace.DTraceConsumerThread(SCRIPT)

thr.start()

# we will stop the thread after some time...

time.sleep(5)

# stop and wait for join...

thr.stop()

thr.join()

if __name__ == '__main__':

main()