/usr/bin/freefoam-graphExecTime is in freefoam 0.1.0+dfsg-1build1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | #!/usr/bin/python
#-------------------------------------------------------------------------------
# ______ _ ____ __ __
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# | |__ _ __ ___ ___ / \| | | | / \ | \ / |
# | __| '__/ _ \/ _ ( (| |) ) | | |/ /\ \ | |\/| |
# | | | | | __/ __/\_ _/| |__| / ____ \| | | |
# |_| |_| \___|\___| |_| \____/_/ \_\_| |_|
#
# FreeFOAM: The Cross-Platform CFD Toolkit
#
# Copyright (C) 2008-2012 Michael Wild <themiwi@users.sf.net>
# Gerber van der Graaf <gerber_graaf@users.sf.net>
#-------------------------------------------------------------------------------
# License
# This file is part of FreeFOAM.
#
# FreeFOAM is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 3 of the License, or (at your
# option) any later version.
#
# FreeFOAM is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with FreeFOAM. If not, see <http://www.gnu.org/licenses/>.
#
# Script
# freefoam-graphExecTime
#
# Description
# This utility computes the time used per iteration in seconds and writes
# it to the file 'executionTime.dat' in TecPlot format.
#------------------------------------------------------------------------------
"""Usage: freefoam graphExecTime [-h, -help] <logFile>
This utility computes the time used per iteration in seconds and writes it to
the file 'executionTime.dat' in TecPlot format.
Options
-------
<logFile> The log file from which to extract the data.
-h, -help Display this help message.
"""
import sys
import os.path
import re
# want to be future proof
sys.path.insert(0, '/usr/lib/python2.7/site-packages')
from FreeFOAM.compat import *
if len(sys.argv[1:]) != 1:
sys.stderr.write('Error: Require a log file as argument\n')
sys.stderr.write(__doc__+'\n')
sys.exit(1)
if sys.argv[1] == '-h' or sys.argv[1] == '-help':
print(__doc__)
sys.exit(0)
logFile = sys.argv[1]
if not os.path.isfile(logFile):
sys.stderr.write('Error: no such file')
sys.exit(1)
# parse the execution times from the log file and compute differences
regex = re.compile(r'ExecutionTime\s+=\s+(?P<time>\S+)')
tprev = 0
dt = []
for l in open(logFile, 'rt'):
m = regex.match(l)
if m:
t = float(m.group('time'))
dt.append(t-tprev)
tprev = t
# write file header
outFile = open('ExecutionTime.dat', 'wt')
outFile.write("""Solver Performance
iterations
time/iteration
0 0
0 0
1
""")
# write data
if len(dt) > 0:
outFile.write("""time
0
%d
"""%len(dt))
for i, v in enumerate(dt):
outFile.write('%d %g\n'%(i+1, v))
outFile.close()
# ------------------- vim: set sw=3 sts=3 ft=python et: ------------ end-of-file
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