1235368Sgnn#!/usr/sbin/dtrace -Zs 2235368Sgnn/* 3235368Sgnn * py_syscalls.d - count Python function calls and syscalls using DTrace. 4235368Sgnn * Written for the Python DTrace provider. 5235368Sgnn * 6235368Sgnn * $Id: py_syscalls.d 25 2007-09-12 09:51:58Z brendan $ 7235368Sgnn * 8235368Sgnn * USAGE: py_syscalls.d { -p PID | -c cmd } # hit Ctrl-C to end 9235368Sgnn * 10235368Sgnn * FIELDS: 11235368Sgnn * FILE Filename of the Python program 12235368Sgnn * TYPE Type of call (func/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 "python", if the program 18235368Sgnn * was invoked using the form "python 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 42235368Sgnndtrace:::BEGIN 43235368Sgnn{ 44235368Sgnn printf("Tracing... Hit Ctrl-C to end.\n"); 45235368Sgnn} 46235368Sgnn 47235368Sgnnpython$target:::function-entry 48235368Sgnn{ 49235368Sgnn @calls[basename(copyinstr(arg0)), "func", copyinstr(arg1)] = count(); 50235368Sgnn} 51235368Sgnn 52235368Sgnnsyscall:::entry 53235368Sgnn/pid == $target/ 54235368Sgnn{ 55235368Sgnn @calls[basename(execname), "syscall", probefunc] = count(); 56235368Sgnn} 57235368Sgnn 58235368Sgnndtrace:::END 59235368Sgnn{ 60235368Sgnn printf("\nCalls for PID %d,\n\n", $target); 61235368Sgnn printf(" %-32s %-10s %-22s %8s\n", "FILE", "TYPE", "NAME", "COUNT"); 62235368Sgnn printa(" %-32s %-10s %-22s %@8d\n", @calls); 63235368Sgnn} 64