1*c29d5175Schristos #!/usr/sbin/dtrace -Zs 2*c29d5175Schristos /* 3*c29d5175Schristos * php_calldist.d - measure PHP elapsed times for functions. 4*c29d5175Schristos * Written for the PHP DTrace provider. 5*c29d5175Schristos * 6*c29d5175Schristos * $Id: php_calldist.d,v 1.1.1.1 2015/09/30 22:01:09 christos Exp $ 7*c29d5175Schristos * 8*c29d5175Schristos * This traces PHP activity from all programs running on the system with 9*c29d5175Schristos * PHP provider support. 10*c29d5175Schristos * 11*c29d5175Schristos * USAGE: php_calldist.d # hit Ctrl-C to end 12*c29d5175Schristos * 13*c29d5175Schristos * This script prints distribution plots of elapsed time for PHP 14*c29d5175Schristos * operations. Use php_calltime.d for summary reports. 15*c29d5175Schristos * 16*c29d5175Schristos * FIELDS: 17*c29d5175Schristos * 1 Filename of the PHP program 18*c29d5175Schristos * 2 Type of call (func) 19*c29d5175Schristos * 3 Name of call 20*c29d5175Schristos * 21*c29d5175Schristos * Filename and function names are printed if available. 22*c29d5175Schristos * 23*c29d5175Schristos * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. 24*c29d5175Schristos * 25*c29d5175Schristos * CDDL HEADER START 26*c29d5175Schristos * 27*c29d5175Schristos * The contents of this file are subject to the terms of the 28*c29d5175Schristos * Common Development and Distribution License, Version 1.0 only 29*c29d5175Schristos * (the "License"). You may not use this file except in compliance 30*c29d5175Schristos * with the License. 31*c29d5175Schristos * 32*c29d5175Schristos * You can obtain a copy of the license at Docs/cddl1.txt 33*c29d5175Schristos * or http://www.opensolaris.org/os/licensing. 34*c29d5175Schristos * See the License for the specific language governing permissions 35*c29d5175Schristos * and limitations under the License. 36*c29d5175Schristos * 37*c29d5175Schristos * CDDL HEADER END 38*c29d5175Schristos * 39*c29d5175Schristos * 09-Sep-2007 Brendan Gregg Created this. 40*c29d5175Schristos */ 41*c29d5175Schristos 42*c29d5175Schristos #pragma D option quiet 43*c29d5175Schristos 44*c29d5175Schristos dtrace:::BEGIN 45*c29d5175Schristos { 46*c29d5175Schristos printf("Tracing... Hit Ctrl-C to end.\n"); 47*c29d5175Schristos } 48*c29d5175Schristos 49*c29d5175Schristos php*:::function-entry 50*c29d5175Schristos /arg0/ 51*c29d5175Schristos { 52*c29d5175Schristos self->depth++; 53*c29d5175Schristos self->exclude[self->depth] = 0; 54*c29d5175Schristos self->function[self->depth] = timestamp; 55*c29d5175Schristos } 56*c29d5175Schristos 57*c29d5175Schristos php*:::function-return 58*c29d5175Schristos /arg0 && self->function[self->depth]/ 59*c29d5175Schristos { 60*c29d5175Schristos this->elapsed_incl = timestamp - self->function[self->depth]; 61*c29d5175Schristos this->elapsed_excl = this->elapsed_incl - self->exclude[self->depth]; 62*c29d5175Schristos self->function[self->depth] = 0; 63*c29d5175Schristos self->exclude[self->depth] = 0; 64*c29d5175Schristos this->file = basename(copyinstr(arg1)); 65*c29d5175Schristos this->name = copyinstr(arg0); 66*c29d5175Schristos 67*c29d5175Schristos @types_incl[this->file, "func", this->name] = 68*c29d5175Schristos quantize(this->elapsed_incl / 1000); 69*c29d5175Schristos @types_excl[this->file, "func", this->name] = 70*c29d5175Schristos quantize(this->elapsed_excl / 1000); 71*c29d5175Schristos 72*c29d5175Schristos self->depth--; 73*c29d5175Schristos self->exclude[self->depth] += this->elapsed_incl; 74*c29d5175Schristos } 75*c29d5175Schristos 76*c29d5175Schristos dtrace:::END 77*c29d5175Schristos { 78*c29d5175Schristos printf("\nExclusive function elapsed times (us),\n"); 79*c29d5175Schristos printa(" %s, %s, %s %@d\n", @types_excl); 80*c29d5175Schristos 81*c29d5175Schristos printf("\nInclusive function elapsed times (us),\n"); 82*c29d5175Schristos printa(" %s, %s, %s %@d\n", @types_incl); 83*c29d5175Schristos } 84