diff options
Diffstat (limited to 'examples/syscalls_by_pid.stp')
-rwxr-xr-x | examples/syscalls_by_pid.stp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/examples/syscalls_by_pid.stp b/examples/syscalls_by_pid.stp new file mode 100755 index 00000000..6870f28a --- /dev/null +++ b/examples/syscalls_by_pid.stp @@ -0,0 +1,28 @@ +#! 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) +} |