1 #!/usr/sbin/dtrace -Zs 2 /* 3 * tcl_methodcalls.d - count Tcl method calls DTrace. 4 * Written for the Tcl DTrace provider. 5 * 6 * $Id: tcl_proccalls.d,v 1.1.1.1 2015/09/30 22:01:09 christos Exp $ 7 * 8 * This traces activity from all Tcl processes on the system with DTrace 9 * provider support (tcl8.4.16). 10 * 11 * USAGE: tcl_methodcalls.d # hit Ctrl-C to end 12 * 13 * FIELDS: 14 * PID Process ID 15 * COUNT Number of calls during sample 16 * PROCEDURE Tcl procedure name 17 * 18 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. 19 * 20 * CDDL HEADER START 21 * 22 * The contents of this file are subject to the terms of the 23 * Common Development and Distribution License, Version 1.0 only 24 * (the "License"). You may not use this file except in compliance 25 * with the License. 26 * 27 * You can obtain a copy of the license at Docs/cddl1.txt 28 * or http://www.opensolaris.org/os/licensing. 29 * See the License for the specific language governing permissions 30 * and limitations under the License. 31 * 32 * CDDL HEADER END 33 * 34 * 09-Sep-2007 Brendan Gregg Created this. 35 */ 36 37 #pragma D option quiet 38 39 dtrace:::BEGIN 40 { 41 printf("Tracing... Hit Ctrl-C to end.\n"); 42 } 43 44 tcl*:::proc-entry 45 { 46 @calls[pid, copyinstr(arg0)] = count(); 47 } 48 49 dtrace:::END 50 { 51 printf(" %6s %8s %s\n", "PID", "COUNT", "PROCEDURE"); 52 printa(" %6d %@8d %s\n", @calls); 53 } 54