1235368Sgnn#!/usr/sbin/dtrace -Zs 2235368Sgnn/* 3235368Sgnn * pl_syscalls.d - count Perl subroutine calls and syscalls using DTrace. 4235368Sgnn * Written for the Perl DTrace provider. 5235368Sgnn * 6235368Sgnn * $Id: pl_syscalls.d 25 2007-09-12 09:51:58Z brendan $ 7235368Sgnn * 8235368Sgnn * USAGE: pl_syscalls.d { -p PID | -c cmd } # hit Ctrl-C to end 9235368Sgnn * 10235368Sgnn * FIELDS: 11235368Sgnn * FILE Filename of the Perl program 12235368Sgnn * TYPE Type of call (sub/syscall) 13235368Sgnn * NAME Name of call 14235368Sgnn * COUNT Number of calls during sample 15235368Sgnn * 16235368Sgnn * Filename and subroutine names are printed if available. 17235368Sgnn * The filename for syscalls may be printed as "perl", if the program 18235368Sgnn * was invoked using the form "perl filename" rather than running the 19235368Sgnn * program 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 49235368Sgnnperl$target:::sub-entry 50235368Sgnn{ 51235368Sgnn @calls[basename(copyinstr(arg1)), "sub", copyinstr(arg0)] = count(); 52235368Sgnn} 53235368Sgnn 54235368Sgnnsyscall:::entry 55235368Sgnn/pid == $target/ 56235368Sgnn{ 57235368Sgnn @calls[basename(execname), "syscall", probefunc] = count(); 58235368Sgnn} 59235368Sgnn 60235368Sgnndtrace:::END 61235368Sgnn{ 62235368Sgnn printf("\nCalls for PID %d,\n\n", $target); 63235368Sgnn printf(" %-32s %-10s %-22s %8s\n", "FILE", "TYPE", "NAME", "COUNT"); 64235368Sgnn printa(" %-32s %-10s %-22s %@8d\n", @calls); 65235368Sgnn} 66