1*c29d5175Schristos #!/usr/sbin/dtrace -Zs 2*c29d5175Schristos /* 3*c29d5175Schristos * py_cputime.d - measure Python on-CPU times for functions. 4*c29d5175Schristos * Written for the Python DTrace provider. 5*c29d5175Schristos * 6*c29d5175Schristos * $Id: py_cputime.d,v 1.1.1.1 2015/09/30 22:01:09 christos Exp $ 7*c29d5175Schristos * 8*c29d5175Schristos * This traces Python activity from all programs running on the system with 9*c29d5175Schristos * Python provider support. 10*c29d5175Schristos * 11*c29d5175Schristos * USAGE: py_cputime.d # hit Ctrl-C to end 12*c29d5175Schristos * 13*c29d5175Schristos * FIELDS: 14*c29d5175Schristos * FILE Filename of the Python program 15*c29d5175Schristos * TYPE Type of call (func/total) 16*c29d5175Schristos * NAME Name of call (function name) 17*c29d5175Schristos * TOTAL Total on-CPU time for calls (us) 18*c29d5175Schristos * 19*c29d5175Schristos * Filename and function names are printed if available. 20*c29d5175Schristos * 21*c29d5175Schristos * COPYRIGHT: Copyright (c) 2007 Brendan Gregg. 22*c29d5175Schristos * 23*c29d5175Schristos * CDDL HEADER START 24*c29d5175Schristos * 25*c29d5175Schristos * The contents of this file are subject to the terms of the 26*c29d5175Schristos * Common Development and Distribution License, Version 1.0 only 27*c29d5175Schristos * (the "License"). You may not use this file except in compliance 28*c29d5175Schristos * with the License. 29*c29d5175Schristos * 30*c29d5175Schristos * You can obtain a copy of the license at Docs/cddl1.txt 31*c29d5175Schristos * or http://www.opensolaris.org/os/licensing. 32*c29d5175Schristos * See the License for the specific language governing permissions 33*c29d5175Schristos * and limitations under the License. 34*c29d5175Schristos * 35*c29d5175Schristos * CDDL HEADER END 36*c29d5175Schristos * 37*c29d5175Schristos * 09-Sep-2007 Brendan Gregg Created this. 38*c29d5175Schristos */ 39*c29d5175Schristos 40*c29d5175Schristos #pragma D option quiet 41*c29d5175Schristos 42*c29d5175Schristos dtrace:::BEGIN 43*c29d5175Schristos { 44*c29d5175Schristos printf("Tracing... Hit Ctrl-C to end.\n"); 45*c29d5175Schristos } 46*c29d5175Schristos 47*c29d5175Schristos python*:::function-entry 48*c29d5175Schristos { 49*c29d5175Schristos self->depth++; 50*c29d5175Schristos self->exclude[self->depth] = 0; 51*c29d5175Schristos self->function[self->depth] = vtimestamp; 52*c29d5175Schristos } 53*c29d5175Schristos 54*c29d5175Schristos python*:::function-return 55*c29d5175Schristos /self->function[self->depth]/ 56*c29d5175Schristos { 57*c29d5175Schristos this->oncpu_incl = vtimestamp - self->function[self->depth]; 58*c29d5175Schristos this->oncpu_excl = this->oncpu_incl - self->exclude[self->depth]; 59*c29d5175Schristos self->function[self->depth] = 0; 60*c29d5175Schristos self->exclude[self->depth] = 0; 61*c29d5175Schristos this->file = basename(copyinstr(arg0)); 62*c29d5175Schristos this->name = copyinstr(arg1); 63*c29d5175Schristos 64*c29d5175Schristos @num[this->file, "func", this->name] = count(); 65*c29d5175Schristos @num["-", "total", "-"] = count(); 66*c29d5175Schristos @types_incl[this->file, "func", this->name] = sum(this->oncpu_incl); 67*c29d5175Schristos @types_excl[this->file, "func", this->name] = sum(this->oncpu_excl); 68*c29d5175Schristos @types_excl["-", "total", "-"] = sum(this->oncpu_excl); 69*c29d5175Schristos 70*c29d5175Schristos self->depth--; 71*c29d5175Schristos self->exclude[self->depth] += this->oncpu_incl; 72*c29d5175Schristos } 73*c29d5175Schristos 74*c29d5175Schristos dtrace:::END 75*c29d5175Schristos { 76*c29d5175Schristos printf("\nCount,\n"); 77*c29d5175Schristos printf(" %-20s %-10s %-32s %8s\n", "FILE", "TYPE", "NAME", "COUNT"); 78*c29d5175Schristos printa(" %-20s %-10s %-32s %@8d\n", @num); 79*c29d5175Schristos 80*c29d5175Schristos normalize(@types_excl, 1000); 81*c29d5175Schristos printf("\nExclusive function on-CPU times (us),\n"); 82*c29d5175Schristos printf(" %-20s %-10s %-32s %8s\n", "FILE", "TYPE", "NAME", "TOTAL"); 83*c29d5175Schristos printa(" %-20s %-10s %-32s %@8d\n", @types_excl); 84*c29d5175Schristos 85*c29d5175Schristos normalize(@types_incl, 1000); 86*c29d5175Schristos printf("\nInclusive function on-CPU times (us),\n"); 87*c29d5175Schristos printf(" %-20s %-10s %-32s %8s\n", "FILE", "TYPE", "NAME", "TOTAL"); 88*c29d5175Schristos printa(" %-20s %-10s %-32s %@8d\n", @types_incl); 89*c29d5175Schristos } 90