1 files changed, 56 insertions, 0 deletions
diff --git a/cddl/contrib/dtracetoolkit/Perl/pl_who.d b/cddl/contrib/dtracetoolkit/Perl/pl_who.d
new file mode 100755
index 0000000..a461311
--- /dev/null
+++ b/cddl/contrib/dtracetoolkit/Perl/pl_who.d
@@ -0,0 +1,56 @@
+#!/usr/sbin/dtrace -Zs
+/*
+ * pl_who.d - trace Perl subroutine execution by process using DTrace.
+ *            Written for the Perl DTrace provider.
+ *
+ * $Id: pl_who.d 25 2007-09-12 09:51:58Z brendan $
+ *
+ * This traces Perl activity from all Perl programs on the system that are
+ * running with Perl provider support.
+ *
+ * USAGE: pl_who.d 		# hit Ctrl-C to end
+ *
+ * FIELDS:
+ *		PID		Process ID of Perl
+ *		UID		User ID of the owner
+ *		SUBS		Number of subroutine calls
+ *		FILE		Pathname of the Perl program
+ *
+ * Filenames are printed if available.
+ *
+ * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
+ *
+ * CDDL HEADER START
+ *
+ *  The contents of this file are subject to the terms of the
+ *  Common Development and Distribution License, Version 1.0 only
+ *  (the "License").  You may not use this file except in compliance
+ *  with the License.
+ *
+ *  You can obtain a copy of the license at Docs/cddl1.txt
+ *  or http://www.opensolaris.org/os/licensing.
+ *  See the License for the specific language governing permissions
+ *  and limitations under the License.
+ *
+ * CDDL HEADER END
+ *
+ * 09-Sep-2007	Brendan Gregg	Created this.
+ */
+
+#pragma D option quiet
+
+dtrace:::BEGIN
+{
+	printf("Tracing... Hit Ctrl-C to end.\n");
+}
+
+perl*:::sub-entry
+{
+	@lines[pid, uid, copyinstr(arg1)] = count();
+}
+
+dtrace:::END
+{
+	printf("   %6s %6s %6s %s\n", "PID", "UID", "SUBS", "FILE");
+	printa("   %6d %6d %@6d %s\n", @lines);
+}