Created
December 2, 2022 11:44
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iotf single benchmark plotter
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import collections | |
import pandas as pd | |
import matplotlib.pyplot as plt | |
logfile = '<path to benchmark output.dat>' | |
tables = collections.defaultdict(list) | |
def tryfloat(x): | |
# the argument can be a float or | |
# an entire ndarray | |
# for runtimes, we only want the float | |
try: | |
return float(x) | |
except ValueError: | |
return None | |
for i, line in enumerate(open(logfile)): | |
parts = line.split(None, 6) | |
if parts[0] == 'row': | |
tables[parts[4]].append(dict( | |
n=int(parts[2]), # problem size | |
gj=int(parts[3]), # gap junction count (=10*n) | |
dur=float(parts[5]), # measured duration (in seconds) | |
arg=tryfloat(parts[6].rstrip()) # 'argument' usually the run number from 0 to 4 | |
)) | |
for k, rows in tables.items(): | |
tables[k] = pd.DataFrame(rows) | |
print('Read table', k) | |
print(tables[k].head()) | |
globals()[k] = tables[k] | |
def plot_runtimes(df, label): | |
df = df[df.arg > 0.5] # skip first run with JIT timings | |
df = df.groupby('n')['dur'].min() # n is problem size, take smallest runtime | |
n = df.index | |
t = df.values | |
print(n) | |
print(t) | |
plt.plot(n, t, label=label) | |
plot_runtimes(run_unconnected_perf, label='Unconnected') | |
plot_runtimes(run_connected_perf, label='Connected') | |
plt.xscale('log') | |
plt.yscale('log') | |
plt.legend() | |
plt.show() |
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