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import matplotlib.pyplot as plt
import matplotlib.ticker as ticker
import multiprocessing
import numpy as np
import os
from urllib.request import urlretrieve
import sys
import re
import shutil
from src.benchmark import Benchmark
comma_sep_number_re = "(?:\d*(?:,\d*)?)*"
rss_re = "(?P<rss>" + comma_sep_number_re + ")"
time_re = "(?P<time>" + comma_sep_number_re + ")"
cpu_time_re = re.compile("^{} usec across.*threads$".format(time_re))
max_rss_re = re.compile("^{} Kb Max RSS".format(rss_re))
ideal_rss_re = re.compile("^{} Kb Max Ideal RSS".format(rss_re))
malloc_re = re.compile("^Avg malloc time:\s*{} in.*calls$".format(time_re))
calloc_re = re.compile("^Avg calloc time:\s*{} in.*calls$".format(time_re))
realloc_re = re.compile("^Avg realloc time:\s*{} in.*calls$".format(time_re))
free_re = re.compile("^Avg free time:\s*{} in.*calls$".format(time_re))
class Benchmark_DJ_Trace( Benchmark ):
def __init__(self):
self.name = "dj_trace"
self.descrition = """This benchmark uses the workload simulator written
by DJ Delorie to simulate workloads provided by him
under https://delorie.com/malloc. Those workloads
are generated from traces of real aaplications and are
also used by delorie to measure improvements in the
glibc allocator.""",
self.cmd = "trace_run{binary_suffix} dj_workloads/{workload}.wl"
self.measure_cmd = ""
self.args = {
"workload" : [
"389-ds-2",
"dj",
"dj2",
"mt_test_one_alloc",
"oocalc",
"qemu-virtio",
"qemu-win7",
"proprietary-1",
"proprietary-2",
]
}
self.results = {
"389-ds-2": {
"malloc": 170500018, "calloc": 161787184,
"realloc": 404134, "free": 314856324, "threads": 41},
"dj": {
"malloc": 2000000, "calloc": 200, "realloc": 0,
"free": 2003140, "threads": 201},
"dj2": {
"malloc":29263321, "calloc": 3798404, "realloc":122956,
"free": 32709054, "threads":36},
"mt_test_one_alloc": {
"malloc":524290, "calloc": 1, "realloc":0,
"free":594788, "threads":2},
"oocalc": {
"malloc":6731734, "calloc": 38421, "realloc":14108,
"free":6826686, "threads":88},
"qemu-virtio": {
"malloc":1772163, "calloc": 146634,
"realloc":59813, "free":1954732, "threads":3},
"qemu-win7": {
"malloc":980904, "calloc": 225420,
"realloc":89880, "free":1347825, "threads":6},
"proprietary-1": {
"malloc":316032131, "calloc": 5642, "realloc":84,
"free":319919727, "threads":20},
"proprietary-2": {
"malloc":9753948, "calloc": 4693,
"realloc":117, "free":10099261, "threads": 19},
}
self.requirements = ["trace_run"]
super().__init__()
def prepare(self, verbose=False):
super().prepare(verbose=verbose)
def reporthook(blocknum, blocksize, totalsize):
readsofar = blocknum * blocksize
if totalsize > 0:
percent = readsofar * 1e2 / totalsize
s = "\r%5.1f%% %*d / %d" % (
percent, len(str(totalsize)), readsofar, totalsize)
sys.stderr.write(s)
else: # total size is unknown
sys.stderr.write("\rdownloaded %d" % (readsofar,))
if not os.path.isdir("dj_workloads"):
os.mkdir("dj_workloads")
for wl in self.args["workload"]:
file_name = wl + ".wl"
file_path = os.path.join("dj_workloads", file_name)
if not os.path.isfile(file_path):
if input("want to download " + wl + " [Y/n] ") in ["", "Y", "y"]:
url = "http://www.delorie.com/malloc/" + file_name
urlretrieve(url, file_path, reporthook)
sys.stderr.write("\n")
return True
def process_output(self, result, stdout, stderr, target, perm, verbose):
def to_int(s):
return int(s.replace(',', ""))
regexs = {7:malloc_re ,8:calloc_re, 9:realloc_re, 10:free_re}
functions = {7:"malloc", 8:"calloc", 9:"realloc", 10:"free"}
for i, l in enumerate(stdout.splitlines()):
if i == 2:
result["cputime"] = to_int(cpu_time_re.match(l).group("time"))
if i == 3:
result["Max_RSS"] = to_int(max_rss_re.match(l).group("rss"))
elif i == 4:
result["Ideal_RSS"] = to_int(ideal_rss_re.match(l).group("rss"))
elif i in [7, 8, 9, 10]:
res = regexs[i].match(l)
fname = functions[i]
result["avg_" + fname] = to_int(res.group("time"))
def summary(self):
args = self.results["args"]
targets = self.results["targets"]
# Total times
for perm in self.iterate_args(args=args):
for i, target in enumerate(targets):
d = [float(x["cputime"]) for x in self.results[target][perm]]
y_val = np.mean(d)/1000
plt.bar([i], y_val, label=target, color=targets[target]["color"])
# ticks_y = ticker.FuncFormatter(lambda x, pos: '{0:g}'.format(x/1000))
# plt.gca().yaxis.set_major_formatter(ticks_y)
plt.legend(loc="best")
plt.ylabel("Zeit in ms")
plt.title("Gesamte Laufzeit")
plt.savefig(".".join([self.name, perm.workload, "runtime", "png"]))
plt.clf()
# Function Times
xa = np.arange(0, 6, 1.5)
for perm in self.iterate_args(args=args):
for i, target in enumerate(targets):
x_vals = [x+i/len(targets) for x in xa]
y_vals = [0] * 4
y_vals[0] = np.mean([x["avg_malloc"] for x in self.results[target][perm]])
y_vals[1] = np.mean([x["avg_calloc"] for x in self.results[target][perm]])
y_vals[2] = np.mean([x["avg_realloc"] for x in self.results[target][perm]])
y_vals[3] = np.mean([x["avg_free"] for x in self.results[target][perm]])
plt.bar(x_vals, y_vals, width=0.25, align="center",
label=target, color=targets[target]["color"])
plt.legend(loc="best")
plt.xticks(xa + 1/len(targets)*2, ["malloc\n" + str(self.results[perm.workload]["malloc"]) + "\ncalls",
"calloc\n" + str(self.results[perm.workload]["calloc"]) + "\ncalls",
"realloc\n" + str(self.results[perm.workload]["realloc"]) + "\ncalls",
"free\n" + str(self.results[perm.workload]["free"]) + "\ncalls"])
plt.ylabel("Durchschnittliche Zeit in cycles")
plt.title("Durchscnittliche Laufzeiten der API Funktionen")
plt.savefig(".".join([self.name, perm.workload, "apitimes", "png"]))
plt.clf()
# Memusage
for perm in self.iterate_args(args=args):
for i, target in enumerate(targets):
d = [x["Max_RSS"] for x in self.results[target][perm]]
y_val = np.mean(d)/1000
plt.bar([i], y_val, label=target, color=targets[target]["color"])
# add ideal rss
y_val = self.results[list(targets.keys())[0]][perm][0]["Ideal_RSS"]/1000
plt.bar([len(targets)], y_val, label="Ideal RSS")
# ticks_y = ticker.FuncFormatter(lambda x, pos: '{0:g}'.format(x/1000))
# plt.gca().yaxis.set_major_formatter(ticks_y)
plt.legend(loc="best")
plt.ylabel("Max RSS in MB")
plt.title("Maximal benötigter Speicher (VmHWM)")
plt.savefig(".".join([self.name, perm.workload, "rss", "png"]))
plt.clf()
# Tables
for perm in self.iterate_args(args=args):
# collect data
d = {target: {} for target in targets}
for i, target in enumerate(targets):
d[target]["time"] = [float(x["cputime"]) for x in self.results[target][perm]]
d[target]["rss"] = [x["Max_RSS"] for x in self.results[target][perm]]
times = [np.mean(d[target]["time"]) for target in targets]
tmin = min(times)
tmax = max(times)
rss = [np.mean(d[target]["rss"]) for target in targets]
rssmin = min(rss)
rssmax = max(rss)
fname = ".".join([self.name, perm.workload, "table.tex"])
with open(fname, "w") as f:
print("\\begin{tabular}{| l | l | l |}" , file=f)
print("& Zeit (ms) / $\\sigma$ (\\%) & VmHWM (KB) / $\\sigma$ (\\%) \\\\", file=f)
print("\\hline", file=f)
for target in targets:
print(target, end=" & ", file=f)
t = d[target]["time"]
m = np.mean(t)
s = "\\textcolor{{{}}}{{{:.3f}}} / {:.3f}"
if m == tmin:
color = "green"
elif m == tmax:
color = "red"
else:
color = "black"
print(s.format(color, m, np.std(t)/m), end=" & ", file=f)
t = d[target]["rss"]
m = np.mean(t)
if m == rssmin:
color = "green"
elif m == rssmax:
color = "red"
else:
color = "black"
print(s.format(color, m, np.std(t)/m), "\\\\", file=f)
print("\end{tabular}", file=f)
dj_trace = Benchmark_DJ_Trace()
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