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Use theseus to profile

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This commit is contained in:
Erik Johnston 2015-05-28 11:51:08 +01:00
parent 36b3b75b21
commit 648aafc178
1 changed files with 21 additions and 11 deletions
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26
synapse/app/homeserver.py
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@ -516,26 +516,36 @@ class SynapseSite(Site):
def run(hs):
PROFILE_SYNAPSE = False
PROFILE_SYNAPSE = True
if PROFILE_SYNAPSE:
def profile(func):
from cProfile import Profile
from threading import current_thread
from theseus import Tracer
def profiled(*args, **kargs):
profile = Profile()
profile.enable()
try:
t = Tracer()
t.install()
func(*args, **kargs)
profile.disable()
ident = current_thread().ident
profile.dump_stats("/tmp/%s.%s.%i.pstat" % (
name = "/tmp/%s.%s.%i.callgrind" % (
hs.hostname, func.__name__, ident
))
)
with open(name, 'wb') as outfile:
t.write_data(outfile)
except:
logger.exception("WIBBLE")
raise
return profiled
from twisted.python.threadpool import ThreadPool
ThreadPool._worker = profile(ThreadPool._worker)
# from twisted.python.threadpool import ThreadPool
# ThreadPool._worker = profile(ThreadPool._worker)
reactor.run = profile(reactor.run)
def in_thread():