rb_calls.d revision 235368
1#!/usr/sbin/dtrace -Zs 2/* 3 * rb_calls.d - count Ruby calls using DTrace. 4 * Written for the Ruby DTrace provider. 5 * 6 * $Id: rb_calls.d 28 2007-09-13 10:49:37Z brendan $ 7 * 8 * This traces activity from all Ruby programs on the system that are 9 * running with Ruby provider support. 10 * 11 * USAGE: rb_calls.d # hit Ctrl-C to end 12 * 13 * FIELDS: 14 * FILE Filename of the Ruby program 15 * TYPE Type of call (method/obj-new/...) 16 * NAME Descriptive name of call 17 * COUNT Number of calls during sample 18 * 19 * Filename and method names are printed if available. 20 * 21 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. 22 * 23 * CDDL HEADER START 24 * 25 * The contents of this file are subject to the terms of the 26 * Common Development and Distribution License, Version 1.0 only 27 * (the "License"). You may not use this file except in compliance 28 * with the License. 29 * 30 * You can obtain a copy of the license at Docs/cddl1.txt 31 * or http://www.opensolaris.org/os/licensing. 32 * See the License for the specific language governing permissions 33 * and limitations under the License. 34 * 35 * CDDL HEADER END 36 * 37 * 09-Sep-2007 Brendan Gregg Created this. 38 */ 39 40#pragma D option quiet 41 42dtrace:::BEGIN 43{ 44 printf("Tracing... Hit Ctrl-C to end.\n"); 45} 46 47ruby*:::function-entry 48{ 49 this->name = strjoin(strjoin(copyinstr(arg0), "::"), copyinstr(arg1)); 50 @calls[basename(copyinstr(arg2)), "method", this->name] = count(); 51} 52 53ruby*:::object-create-start 54{ 55 this->name = copyinstr(arg0); 56 this->filename = basename(copyinstr(arg1)); 57 this->filename = this->filename != NULL ? this->filename : "."; 58 @calls[this->filename, "obj-new", this->name] = count(); 59} 60 61ruby*:::object-free 62{ 63 this->name = copyinstr(arg0); 64 @calls[".", "obj-free", this->name] = count(); 65} 66 67ruby*:::gc-begin 68{ 69 @calls[".", "gc", "begin"] = count(); 70} 71 72ruby*:::raise 73{ 74 this->name = copyinstr(arg0); 75 @calls[basename(copyinstr(arg1)), "raise", this->name] = count(); 76} 77 78ruby*:::rescue 79{ 80 @calls[basename(copyinstr(arg0)), "rescue", "-"] = count(); 81} 82 83dtrace:::END 84{ 85 printf(" %-24s %-10s %-30s %8s\n", "FILE", "TYPE", "NAME", "CALLS"); 86 printa(" %-24s %-10s %-30s %@8d\n", @calls); 87} 88