summaryrefslogtreecommitdiffstats
path: root/examples/syscalls_by_proc.stp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/syscalls_by_proc.stp')
-rwxr-xr-xexamples/syscalls_by_proc.stp28
1 files changed, 28 insertions, 0 deletions
diff --git a/examples/syscalls_by_proc.stp b/examples/syscalls_by_proc.stp
new file mode 100755
index 00000000..b28d4553
--- /dev/null
+++ b/examples/syscalls_by_proc.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 name in descending order.
+#
+
+global syscalls
+
+probe begin {
+ print ("Collecting data... Type Ctrl-C to exit and display results\n")
+}
+
+probe syscall.* {
+ syscalls[execname()]++
+}
+
+probe end {
+ printf ("%-10s %-s\n", "#SysCalls", "Process Name")
+ foreach (proc in syscalls-)
+ printf("%-10d %-s\n", syscalls[proc], proc)
+}