sample dtrace script

snoopldap.d

@@ -0,0 +1,24 @@
+#!/usr/sbin/dtrace -s
+
+#pragma D option quiet
+
+BEGIN
+{
+    printf("%-8s %-8s %-16s %-15s %-15s %s\n",
+        "LATENCY", "OPTYPE", "REMOTE IP", "BIND DN", "REQ DN",
+        "STATUS");
+}
+
+ldapjs*:::server-*-start
+{
+    starts[arg0] = timestamp;
+}
+
+ldapjs*:::server-*-done
+/starts[arg0]/
+{
+    printf("%6dms %-8s %-16s %-15s %-15s %d\n",
+        (timestamp - starts[arg0]) / 1000000, strtok(probename + 7, "-"),
+        copyinstr(arg1), copyinstr(arg2), copyinstr(arg3), arg4); 
+    starts[arg0] = 0;
+}