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Issue #20505: use also the monotonic time to decide if asyncio debug traces 

should be printed
This commit is contained in:
Victor Stinner 2014-02-11 10:26:53 +01:00
parent 7c4bd39a1f
commit 262a458b8a
1 changed files with 4 additions and 3 deletions
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7
Lib/asyncio/base_events.py
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@ -639,15 +639,16 @@ class BaseEventLoop(events.AbstractEventLoop):
event_list = self._selector.select(timeout)
dt = time.perf_counter() - t0
dt_monotonic = time.monotonic() - t0_monotonic
if not event_list and timeout and dt < timeout:
if (not event_list and timeout
and (dt < timeout or dt_monotonic < timeout)):
selector = self._selector.__class__.__name__
if (selector.startswith(("Poll", "Epoll", "Iocp"))
or timeout > 1e-3 or dt > 1e-3):
unit, factor = "ms", 1e3
else:
unit, factor = "us", 1e6
print("asyncio: %s.select(%.3f %s) took %.3f %s"
" (monotonic: %.3f %s, clock res: %.3f %s)"
print("asyncio: %s.select(%.4f %s) took %.3f %s"
" (monotonic=%.3f %s, clock res=%.3f %s)"
% (self._selector.__class__.__name__,
timeout * factor, unit,
dt * factor, unit,