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import matplotlib.pyplot as plt
import multiprocessing
import numpy as np
import os
from benchmark import Benchmark
class Benchmark_Loop( Benchmark ):
def __init__(self):
self.name = "loop"
self.descrition = """This benchmark makes n allocations in t concurrent threads.
How allocations are freed can be changed with the benchmark
version""",
self.cmd = "build/bench_loop{binary_suffix} 1.2 {nthreads} 1000000 {maxsize} 10"
self.args = {
"maxsize" : [2 ** x for x in range(6, 16)],
"nthreads" : range(1, multiprocessing.cpu_count() * 2 + 1)
}
self.requirements = ["build/bench_loop"]
super().__init__()
def summary(self, sd=None):
args = self.results["args"]
targets = self.results["targets"]
sd = sd or ""
# Speed
for arg in args:
loose_arg = [a for a in args if a != arg][0]
for arg_value in args[arg]:
for target in targets:
y_vals = []
for perm in self.iterate_args_fixed({arg : arg_value}):
d = []
for measure in self.results[target][perm]:
# nthreads/time = MOPS/s
for e in measure:
if "task-clock" in e:
d.append(perm.nthreads/float(measure[e]))
y_vals.append(np.mean(d))
x_vals = list(range(1, len(y_vals) + 1))
plt.plot(x_vals, y_vals, marker='.', linestyle='-',
label=target, color=targets[target]["color"])
plt.legend()
plt.xticks(x_vals, args[loose_arg])
plt.xlabel(loose_arg)
plt.ylabel("MOPS/s")
plt.title("Loop: " + arg + " " + str(arg_value))
plt.savefig(os.path.join(sd, ".".join([self.name, arg, str(arg_value), "png"])))
plt.clf()
# Memusage
for arg in args:
loose_arg = [a for a in args if a != arg][0]
for arg_value in args[arg]:
for target in targets:
y_vals = []
for perm in self.iterate_args_fixed({arg : arg_value}):
d = []
for measure in self.results[target][perm]:
d.append(int(measure["VmHWM"]))
y_vals.append(np.mean(d))
x_vals = list(range(1, len(y_vals) + 1))
plt.plot(x_vals, y_vals, marker='.', linestyle='-',
label=target, color=targets[target]["color"])
plt.legend()
plt.xticks(x_vals, args[loose_arg])
plt.xlabel(loose_arg)
plt.ylabel("VmHWM")
plt.title("Loop Memusage: " + arg + " " + str(arg_value))
plt.savefig(os.path.join(sd, ".".join([self.name, arg, str(arg_value), "mem", "png"])))
plt.clf()
loop = Benchmark_Loop()
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