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Add benchmark for max latency (#1975)

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Bernard Lin 2019-03-24 23:36:27 -04:00 • committed by Ryan Dahl
parent 129eae0265
commit 3cc90d9bcf
8 changed files with 90 additions and 19 deletions
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28
tools/util.py
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@ -358,12 +358,32 @@ def extract_number(pattern, string):
return int(matches[0])
def extract_max_latency_in_milliseconds(pattern, string):
matches = re.findall(pattern, string)
if len(matches) != 1:
return None
num = float(matches[0][0])
unit = matches[0][1]
if (unit == 'ms'):
return num
elif (unit == 'us'):
return num / 1000
elif (unit == 's'):
return num * 1000
def parse_wrk_output(output):
req_per_sec = None
stats = {}
stats['req_per_sec'] = None
stats['max_latency'] = None
for line in output.split("\n"):
if req_per_sec is None:
req_per_sec = extract_number(r'Requests/sec:\s+(\d+)', line)
return req_per_sec
if stats['req_per_sec'] is None:
stats['req_per_sec'] = extract_number(r'Requests/sec:\s+(\d+)',
line)
if stats['max_latency'] is None:
stats['max_latency'] = extract_max_latency_in_milliseconds(
r'Latency(?:\s+(\d+.\d+)([a-z]+)){3}', line)
return stats
def platform():