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#!/usr/bin/env python
import sys
import time
import os
from optparse import OptionParser
def get_svn_rev():
try:
f = os.popen("svn info", "r")
lines = f.readlines()
f.close()
except:
return "unk"
svn_rev = "unk"
for l in lines:
if l.startswith('Revision:'):
t = l.rstrip()
svn_rev = t.split()[-1]
return svn_rev
def is_ps3():
try:
f = open("/proc/cpuinfo")
s = f.read()
except:
return False
return s.find('PS3') != -1
def main():
def make_fname(suffix):
return basename + '.' + suffix
max_spes_default = 16
if is_ps3():
max_spes_default = 6
parser = OptionParser()
parser.add_option("-m", "--max-spes", type="int", default=max_spes_default,
metavar="NSPES",
help="maximum number of SPEs to use [default=%default]")
parser.add_option("", "--min-spes", type="int", default=1,
metavar="NSPES",
help="minimum number of SPEs to use [default=%default]")
parser.add_option("-p", "--oprofile", action="store_true", default=False,
help="emit oprofile commands")
parser.add_option("-t", "--tag", default=None,
help="additional goodie in generated filenames")
(options, args) = parser.parse_args()
if len(args) != 0:
parser.print_help()
sys.exit(1)
svn_rev = get_svn_rev()
os.environ['TZ'] = 'PST8PDT' # always pacific
time.tzset()
tag = ''
if options.tag:
tag = '-' + options.tag
basename = 'R-%s%s-%s' % (svn_rev, tag, time.strftime('%Y%m%d-%H%M'))
base_njobs = int(500e3)
njobs = {
1 : base_njobs,
10 : base_njobs,
50 : base_njobs,
100 : base_njobs,
200 : int(base_njobs/2),
250 : int(base_njobs/2.5),
300 : int(base_njobs/3),
400 : int(base_njobs/4),
500 : int(base_njobs/5)
}
f_results = make_fname('results')
f_opreport = make_fname('opreport')
f_avg = make_fname('avg')
f_png = make_fname('png')
f = sys.stdout
f.write("#!/bin/bash\n")
if options.oprofile:
f.write("opcontrol --stop\n")
f.write("opcontrol --reset\n")
f.write("opcontrol --start\n")
f.write("(\n")
for udelay in (10, 50, 100, 200, 300):
for nspes in range(options.min_spes, options.max_spes+1):
cmd = "./benchmark_nop -n %d -u %d -N %d\n" % (nspes, udelay, njobs[udelay])
f.write(cmd)
f.write(cmd)
f.write(") | tee %s\n" % (f_results,))
if options.oprofile:
f.write("opcontrol --dump\n")
f.write("opcontrol --stop\n")
f.write("opreport -l | head -100 > %s\n" % (f_opreport,))
f.write("./split_and_avg_results.py %s > %s\n" % (f_results, f_avg))
f.write("./plot_speedup.py %s -o %s\n" % (f_avg, f_png))
if __name__ == '__main__':
main()
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