1235368Sgnn#!/usr/sbin/dtrace -ZCs
2/*
3 * tcl_ins.d - count Tcl instructions using DTrace.
4 *             Written for the Tcl DTrace provider.
5 *
6 * $Id: tcl_ins.d 64 2007-10-04 08:35:29Z claire $
7 *
8 * This traces activity from all Tcl processes on the system with DTrace
9 * provider support (tcl8.4.16).
10 *
11 * USAGE: tcl_calls.d 		# hit Ctrl-C to end
12 *
13 * FIELDS:
14 *		PID		Process ID
15 *		TYPE		Type of call (see below)
16 *		NAME		Name of call
17 *		COUNT		Number of calls during sample
18 *
19 * TYPEs:
20 *		inst		instruction
21 *
22 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
23 *
24 * CDDL HEADER START
25 *
26 *  The contents of this file are subject to the terms of the
27 *  Common Development and Distribution License, Version 1.0 only
28 *  (the "License").  You may not use this file except in compliance
29 *  with the License.
30 *
31 *  You can obtain a copy of the license at Docs/cddl1.txt
32 *  or http://www.opensolaris.org/os/licensing.
33 *  See the License for the specific language governing permissions
34 *  and limitations under the License.
35 *
36 * CDDL HEADER END
37 *
38 * 09-Sep-2007	Brendan Gregg	Created this.
39 */
40
41#pragma D option quiet
42
43dtrace:::BEGIN
44{
45	printf("Tracing... Hit Ctrl-C to end.\n");
46}
47
48tcl*:::inst-start
49{
50	@calls[pid, "inst", copyinstr(arg0)] = count();
51}
52
53dtrace:::END
54{
55	printf(" %6s %-8s %-52s %8s\n", "PID", "TYPE", "NAME", "COUNT");
56	printa(" %6d %-8s %-52s %@8d\n", @calls);
57}
58