engl-2311-blog/assets/benchmarking-dwarfs/process-data.py

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#!/usr/bin/env python3
import csv
import re
class HelperFunctions:
def get_fs(dir):
if dir.endswith('dwarfs'):
return 'DwarFS'
elif dir.endswith('fuse-archive-tar'):
return 'fuse-archive (tar)'
return 'Btrfs'
def get_label(filename):
if filename == '25G-null.bin':
return 'Null 25 GiB file'
elif filename == '25G-random.bin':
return 'Random 25 GiB file'
elif filename == '100M-polygon.txt':
return '100 million-sided polygon data'
elif filename.startswith('kernel'):
return 'Linux LTS kernel'
def convert_time(time: str, unit: str) -> int:
unit_exponents = ['ns', 'µs', 'ms', 's']
if time.endswith('ms'):
current_unit = 'ms'
elif time.endswith('µs'):
current_unit = 'µs'
elif time.endswith('ns'):
current_unit = 'ns'
else:
current_unit = 's'
unit_multiplier = unit_exponents.index(current_unit) - unit_exponents.index(unit)
return HelperFunctions.time_int(time) * (1000 ** unit_multiplier)
def time_int(time: str):
time = re.sub("[^0-9\\.]", "", time)
return float(time)
def sequential_latency():
datasets = {'labels': []}
with open('assets/benchmarking-dwarfs/original-data/benchmark-data.csv', 'rt') as f:
for line in csv.reader(f):
fs = HelperFunctions.get_fs(line[0])
label = HelperFunctions.get_label(line[1])
datasets['labels'].append(label) if label not in datasets[
'labels'
] else False
try:
datasets[fs].append(line[3])
except KeyError:
datasets[fs] = []
datasets[fs].append(line[3])
return datasets
def singles():
pass
def bulk():
pass
if __name__ == '__main__':
# from https://github.com/chartjs/Chart.js/blob/master/docs/scripts/utils.js (CHART_COLORS)
# modified so similar color aren't adjacent
chart_colors = [
"'rgb(255, 99, 132)'", # red
"'rgb(75, 192, 192)'", # green
"'rgb(54, 162, 235)'", # blue
"'rgb(255, 159, 64)'", # orange
"'rgb(153, 102, 255)'", # purple
"'rgb(255, 205, 86)'", # yellow
"'rgb(201, 203, 207)'", # grey
]
print('Sequential latency:')
labels_code = 'const labels = $labels$'
dataset_code = '''
{
label: '$label$',
data: $data$,
backgroundColor: $color$,
},'''
config_code = '''
let config = {
type: 'bar',
data: {
datasets: data,
labels
},
options: {
plugins: {
title: {
display: true,
text: '$title$ - in $timeunit$'
},
},
responsive: true,
interaction: {
intersect: false,
},
}
};
'''
data = sequential_latency()
labels_code = labels_code.replace('$labels$', format(data['labels']))
print(labels_code)
data.pop('labels')
print('let data = [', end='')
largest_time_unit = 'ns'
for fs in data.keys():
for item in data[fs]:
if item.endswith('ms'):
largest_time_unit = 'ms'
elif item.endswith('µs') and largest_time_unit != 'ms':
largest_time_unit = 'µs'
elif item.endswith('ns') and largest_time_unit != 'ms' and largest_time_unit != 'µs':
largest_time_unit = 'ns'
elif re.sub('[0-9]', '', item) == 's':
largest_time_unit = 's'
break
for i in range(len(data[fs])):
data[fs][i] = HelperFunctions.convert_time(data[fs][i], largest_time_unit)
print(
dataset_code.replace('$label$', fs)
.replace('$data$', format(data[fs]))
.replace('$color$', format(chart_colors[list(data.keys()).index(fs)])),
end=''
)
print('\n]\n')
title = 'Sequential Read Latency'
print(config_code.replace('$title$', title).replace('$timeunit$', largest_time_unit))