[Twisted-Python] Degrading under load
bruce at cubik.org
Thu Mar 9 17:37:40 EST 2006
Itamar Shtull-Trauring wrote:
> On Thu, 2006-03-09 at 13:49 -0800, Alec (Chatango) wrote:
>> I should add here that in our case, the load was driven not by
>> connection/disconnection events, but by the number of established
>> connections. When that number was in the vicinity of 5000, system poll()
>> became very slow (we run poll reactor).
> An epoll-based reactor would probably help significantly in this case.
> Also note that Twisted 2.x had some algorithmic speed improvements over
> 1.3 and should scale better (though that doesn't help with poll() being
> a bottleneck).
Wasn't there some work on a libevent-based reactor at some point?
Where's that stand?
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