1235368Sgnn#!/usr/sbin/dtrace -Zs 2235368Sgnn/* 3235368Sgnn * sh_syscalls.d - count Bourne calls and syscalls using DTrace. 4235368Sgnn * Written for the sh DTrace provider. 5235368Sgnn * 6235368Sgnn * $Id: sh_syscalls.d 25 2007-09-12 09:51:58Z brendan $ 7235368Sgnn * 8235368Sgnn * USAGE: sh_syscalls.d { -p PID | -c cmd } # hit Ctrl-C to end 9235368Sgnn * 10235368Sgnn * FIELDS: 11235368Sgnn * FILE Filename of the shell or shellscript 12235368Sgnn * TYPE Type of call (func/builtin/cmd/syscall) 13235368Sgnn * NAME Name of call 14235368Sgnn * COUNT Number of calls during sample 15235368Sgnn * 16235368Sgnn * Filename and function names are printed if available. 17235368Sgnn * The filename for syscalls may be printed as the shell name, if the 18235368Sgnn * script was invoked using the form "shell filename" rather than running 19235368Sgnn * the script with an interpreter line. 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 42235368Sgnnself string filename; 43235368Sgnn 44235368Sgnndtrace:::BEGIN 45235368Sgnn{ 46235368Sgnn printf("Tracing... Hit Ctrl-C to end.\n"); 47235368Sgnn} 48235368Sgnn 49235368Sgnnsh$target:::function-entry, 50235368Sgnnsh$target:::builtin-entry, 51235368Sgnnsh$target:::command-entry 52235368Sgnn/self->filename == NULL/ 53235368Sgnn{ 54235368Sgnn self->filename = basename(copyinstr(arg0)); 55235368Sgnn} 56235368Sgnn 57235368Sgnnsh$target:::function-entry 58235368Sgnn{ 59235368Sgnn @calls[self->filename, "func", copyinstr(arg1)] = count(); 60235368Sgnn} 61235368Sgnn 62235368Sgnnsh$target:::builtin-entry 63235368Sgnn{ 64235368Sgnn @calls[self->filename, "builtin", copyinstr(arg1)] = count(); 65235368Sgnn} 66235368Sgnn 67235368Sgnnsh$target:::command-entry 68235368Sgnn{ 69235368Sgnn @calls[self->filename, "cmd", copyinstr(arg1)] = count(); 70235368Sgnn} 71235368Sgnn 72235368Sgnnsyscall:::entry 73235368Sgnn/pid == $target/ 74235368Sgnn{ 75235368Sgnn @calls[basename(execname), "syscall", probefunc] = count(); 76235368Sgnn} 77235368Sgnn 78235368Sgnndtrace:::END 79235368Sgnn{ 80235368Sgnn printf("\nCalls for PID %d,\n\n", $target); 81235368Sgnn printf(" %-32s %-10s %-22s %8s\n", "FILE", "TYPE", "NAME", "COUNT"); 82235368Sgnn printa(" %-32s %-10s %-22s %@8d\n", @calls); 83235368Sgnn} 84