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"""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):
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__()
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)
scale = list(self.results["allocators"].keys())[0]
self.plot_fixed_arg(yval,
ylabel='"Mops / CPU second scaled at {}"'.format(scale),
title='"T-Test1: " + arg + " " + str(arg_value) + " normalized {}"'.format(scale),
filepostfix="time.norm",
scale=scale,
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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