oprofile-top.py revision 1772:a3a83e812a5e
1#! /usr/bin/env python 2 3# Copyright (c) 2005 The Regents of The University of Michigan 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions are 8# met: redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer; 10# redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution; 13# neither the name of the copyright holders nor the names of its 14# contributors may be used to endorse or promote products derived from 15# this software without specific prior written permission. 16# 17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29# Parse sampled function profile output (quick hack). 30 31import sys 32import re 33import getopt 34from categories import * 35 36def category(app,sym): 37 if re.search("vmlinux-2.6", app): 38 name = sym 39 else: 40 name = app 41 42 if categories.has_key(name): 43 return categories[name] 44 for regexp, cat in categories_re: 45 if regexp.match(name): 46 return cat 47 print "no match for symbol %s" % name 48 return 'other' 49 50try: 51 (opts, files) = getopt.getopt(sys.argv[1:], 'i') 52except getopt.GetoptError: 53 print "usage", sys.argv[0], "[-i] <files>" 54 sys.exit(2) 55 56showidle = True 57 58for o,v in opts: 59 if o == "-i": 60 showidle = False 61print files 62f = open(files.pop()) 63total = 0 64prof = {} 65linenum = 0 66for line in f.readlines(): 67 line = re.sub("\(no symbols\)", "nosym", line) 68 line = re.sub("anonymous.*", "nosym", line) 69 linenum += 1 70 if linenum < 4: 71 continue 72 (count, percent, app, sym) = line.split() 73 #total += int(count) 74 cat = category(app,sym) 75 if cat != 'idle' or showidle: 76 total += int(count) 77 prof[cat] = prof.get(cat,0) + int(count) 78 79cats = ['other', 'user', 'copy', 'bufmgt', 'stack', 'driver', 'interrupt', 'alignment' ] 80 81if showidle: 82 cats.insert(0,'idle') 83 84#syms = [(i[1], i[0]) for i in prof.items()] 85#syms.sort() 86#for i in range(len(syms)): 87# print "%s -- %5.1f%% " % (prof[i][1], 100 * float(prof[i][0])/float(total)) 88 89for d in cats: 90 if prof.has_key(d): 91 print "%s -- %5.1f%% " % (d, 100 * float(prof[d])/float(total)) 92 93