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"This script plots the results found in bench.log."
__author__ = "Anders Logg"
__date__ = "2010-05-13"
__copyright__ = "Copyright (C) 2010 " + __author__
__license__ = "GNU GPL version 3 or any later version"
from pylab import *
# Read logfile
results = {}
try:
output = open("bench.log").read()
except:
output = open("results/bench.log").read()
for line in output.split("\n"):
if not "," in line: continue
test_case, test_option, timing = [w.strip() for w in line.split(",")]
form, degree = test_case.split("_")
if not form in results:
results[form] = {}
if not test_option in results[form]:
results[form][test_option] = ([], [])
results[form][test_option][0].append(int(degree))
results[form][test_option][1].append(float(timing))
# Plot results
forms = sorted([form for form in results])
test_options = ["-r quadrature", "-r quadrature -O", "-r tensor", "-r tensor -O"]
bullets = ["x-", "o-", "*-", "s-"]
for (i, form) in enumerate(forms):
figure(i)
# Plot timings
subplot(121)
for (j, test_option) in enumerate(test_options):
q, t = results[form][test_option]
semilogy(q, t, bullets[j])
hold(True)
legend(test_options, loc="upper left")
grid(True)
xlabel('degree')
ylabel(form)
title('CPU time')
# Plot speedups
subplot(122)
q0, t0 = results[form]["-r quadrature"]
for (j, test_option) in enumerate(test_options):
q, t = results[form][test_option]
t = [t0[k] / t[k] for k in range(len(t))]
semilogy(q, t, bullets[j])
hold(True)
legend(test_options, loc="upper left")
grid(True)
xlabel('degree')
title("Speedup vs '-r quadrature'")
show()
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