1235368Sgnn#!/usr/sbin/dtrace -Zs 2235368Sgnn/* 3235368Sgnn * js_who.d - trace JavaScript function execution by process using DTrace. 4235368Sgnn * Written for the JavaScript DTrace provider. 5235368Sgnn * 6235368Sgnn * $Id: js_who.d 63 2007-10-04 04:34:38Z brendan $ 7235368Sgnn * 8235368Sgnn * This traces JavaScript activity from all browsers on the system that are 9235368Sgnn * running with JavaScript provider support. 10235368Sgnn * 11235368Sgnn * USAGE: js_who.d # hit Ctrl-C to end 12235368Sgnn * 13235368Sgnn * FIELDS: 14235368Sgnn * PID Process ID of JavaScript 15235368Sgnn * UID User ID of the owner 16235368Sgnn * FUNCS Number of function calls 17235368Sgnn * FILE Pathname of the JavaScript program 18235368Sgnn * 19235368Sgnn * Filenames are printed if available. 20235368Sgnn * 21235368Sgnn * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. 22235368Sgnn * 23235368Sgnn * CDDL HEADER START 24235368Sgnn * 25235368Sgnn * The contents of this file are subject to the terms of the 26235368Sgnn * Common Development and Distribution License, Version 1.0 only 27235368Sgnn * (the "License"). You may not use this file except in compliance 28235368Sgnn * with the License. 29235368Sgnn * 30235368Sgnn * You can obtain a copy of the license at Docs/cddl1.txt 31235368Sgnn * or http://www.opensolaris.org/os/licensing. 32235368Sgnn * See the License for the specific language governing permissions 33235368Sgnn * and limitations under the License. 34235368Sgnn * 35235368Sgnn * CDDL HEADER END 36235368Sgnn * 37235368Sgnn * 09-Sep-2007 Brendan Gregg Created this. 38235368Sgnn */ 39235368Sgnn 40235368Sgnn#pragma D option quiet 41235368Sgnn 42235368Sgnndtrace:::BEGIN 43235368Sgnn{ 44235368Sgnn printf("Tracing... Hit Ctrl-C to end.\n"); 45235368Sgnn} 46235368Sgnn 47235368Sgnnjavascript*:::function-entry 48235368Sgnn{ 49235368Sgnn @funcs[pid, uid, copyinstr(arg0)] = count(); 50235368Sgnn} 51235368Sgnn 52235368Sgnndtrace:::END 53235368Sgnn{ 54235368Sgnn printf(" %6s %6s %6s %s\n", "PID", "UID", "FUNCS", "FILE"); 55235368Sgnn printa(" %6d %6d %@6d %s\n", @funcs); 56235368Sgnn} 57