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Use pyinstrument

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This commit is contained in:
Erik Johnston 2015-05-29 14:31:39 +01:00
parent 38a84884da
commit 7f20f01370
1 changed files with 9 additions and 6 deletions
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15
synapse/app/homeserver.py
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@ -523,21 +523,21 @@ def run(hs):
PROFILE_SYNAPSE = True
if PROFILE_SYNAPSE:
def profile(func):
from cProfile import Profile
from pyinstrument import Profiler
from threading import current_thread
import time
import resource
def profiled(*args, **kargs):
profile = Profile()
profile = Profiler()
rusage = resource.getrusage(resource.RUSAGE_SELF)
start_utime = rusage.ru_utime * 1000
start = int(time.time()*1000)
profile.enable()
profile.start()
func(*args, **kargs)
profile.disable()
profile.stop()
end = int(time.time()*1000)
rusage = resource.getrusage(resource.RUSAGE_SELF)
@ -545,11 +545,14 @@ def run(hs):
if end_utime - start_utime > 50:
ident = current_thread().ident
name = "/tmp/%s.%s.%i.%d-%d.%d-%d.pstat" % (
name = "/tmp/%s.%s.%i.%d-%d.%d-%d" % (
hs.hostname, func.__name__, ident, start, end,
end-start, end_utime - start_utime,
)
profile.dump_stats(name)
# profile.dump_stats(name + ".html")
html = profile.output_html()
with open(name + ".html", "w") as f:
f.write(html)
return profiled