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#! /usr/bin/env stap
# Copyright (C) 2006 IBM Corp.
#
# This file is part of systemtap, and is free software. You can
# redistribute it and/or modify it under the terms of the GNU General
# Public License (GPL); either version 2, or (at your option) any
# later version.
#
# Print the system call count by process ID in descending order.
#
global syscalls
probe begin {
print ("Collecting data... Type Ctrl-C to exit and display results\n")
}
probe syscall.* {
syscalls[pid()]++
}
probe end {
printf ("%-10s %-s\n", "#SysCalls", "PID")
foreach (pid in syscalls-)
printf("%-10d %-d\n", syscalls[pid], pid)
}
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