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# Copyright 2018-2019 Florian Fischer <florian.fl.fischer@fau.de>
#
# This file is part of allocbench.
#
# allocbench 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.
#
# allocbench 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 allocbench. If not, see <http://www.gnu.org/licenses/>.
"""Definition of the commonly used t-test1 allocator test"""
from src.benchmark import Benchmark
class BenchmarkTTest1(Benchmark):
"""t-test1 unit test
This benchmark from ptmalloc2 allocates and frees n bins in t concurrent threads.
"""
def __init__(self):
name = "t_test1"
self.cmd = "t-test1 {nthreads} {nthreads} 1000000 {maxsize}"
self.args = {"maxsize": [2 ** x for x in range(6, 18)],
"nthreads": Benchmark.scale_threads_for_cpus(2)}
self.requirements = ["t-test1"]
super().__init__(name)
def summary(self):
# mops / per second
yval = "perm.nthreads / ({task-clock}/1000)"
# Speed
self.plot_fixed_arg(yval,
ylabel='"Mops / CPU second"',
title='"T-Ttest1: " + arg + " " + str(arg_value)',
filepostfix="time",
autoticks=False)
# L1 cache misses
self.plot_fixed_arg("({L1-dcache-load-misses}/{L1-dcache-loads})*100",
ylabel='"L1 misses in %"',
title='"T-Test1 l1 cache misses: " + arg + " " + str(arg_value)',
filepostfix="l1misses",
autoticks=False)
# Speed Matrix
self.write_best_doublearg_tex_table(yval,
filepostfix="memusage.matrix")
self.export_stats_to_csv("task-clock")
t_test1 = BenchmarkTTest1()
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