1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
"""Benchmarking sleep(0) performance."""
import sys
from time import time
def noop(p):
pass
N = 100000
ARG = 0
def test(sleep, arg):
start = time()
for _ in xrange(N):
sleep(arg)
return time() - start
def bench_none():
test(noop)
def bench_gevent(arg=0):
import gevent
from gevent import sleep
delta = test(sleep, arg)
print ('gevent %s (%s): sleep(%r): %.1f microseconds' % (gevent.__version__, gevent.__file__, arg, delta * 1000000. / N))
def bench_eventlet(arg):
try:
import eventlet
except ImportError, ex:
sys.stderr.write('Failed to import eventlet: %s\n' % ex)
return
from eventlet.api import sleep
delta = test(sleep, arg)
print ('eventlet %s (%s): sleep(%r): %.1f microseconds' % (eventlet.__version__, eventlet.__file__, arg, delta * 1000000. / N))
def main():
global N
for arg in [0, -1, 0.00001]:
bench_gevent(arg)
bench_eventlet(arg)
N = 1000
bench_gevent(0.001)
bench_eventlet(0.001)
if __name__ == '__main__':
main()
|
