probe-alias.stp - probe point aliases example.

soarpenguin · Jan 9, 2013 · 739e0e0 · 739e0e0
1 parent 0b11cae
commit 739e0e0
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/probe-alias.stp b/probe-alias.stp
@@ -0,0 +1,23 @@
+#!/usr/bin/stap
+
+global groups
+
+probe begin {
+    printf("Collecting data... press Ctrl-C to stop.\n")
+}
+
+probe syscallgroup.io = syscall.open, syscall.close,
+                        syscall.read, syscall.write
+{ groupname = "io" }
+
+probe syscallgroup.process = syscall.fork, syscall.execve
+{ groupname = "process" }
+
+probe syscallgroup.*
+{ groups [execname() . "/" . groupname]++ }
+
+probe end {
+    foreach(eg+ in groups)
+        printf("%s: %d\n", eg, groups[eg])
+}
+