[ZODB-Dev] Re: ZEO and time.sleep

Jürgen Kartnaller juergen at kartnaller.at
Thu Mar 29 03:51:09 EDT 2007

Jim Fulton wrote:
> On Mar 28, 2007, at 6:37 PM, Benji York wrote:
>> Jim Fulton wrote:
>>> On Mar 28, 2007, at 6:28 PM, Benji York wrote:
>>>> threading.Connection
>>> threading.Condition :)
>> Yeah, that. :)
>>> What was the time to return the first request after the fix?
>> I didn't stick around for the post-Linux-kernel-recompile testing, but 
>> when we hacked the Python standard library to use sleep(0) all the 
>> time (emulating an infinite granularity timer), it went down to about 
>> 10 seconds.  A pretty nice improvement. ;)
> And the original time was 15 minutes! :)

My test environment on MAC OS-X is loading my frontpage in 2:50 min 
after restarting zope.
with your fix and the one I made in a ZODB branch using nanosleep is 
went down to 27 sec.

I tested this having ZEO and zope running on the same machine.


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