[Twisted-Python] 100% CPU on high opened descriptors

[Juan Antonio Ibañez Santorum]

I had got the same problem using '-r epoll' options when starting the app
via twistd... When 1024 descriptors are opened, I can see 100% CPU.

Any ideas?

2011/4/26 Luke Marsden <luke-lists at hybrid-logic.co.uk>

> On Tue, 2011-04-26 at 17:42 +0200, Juan Antonio Ibañez Santorum wrote:
> > Hello!
> >    I have a Linux box serving my twisted app. All works ok except
> > after some days running (where I can see my CPU going to 100%). I saw
> > that CPU goes 100% usage when the app reaches to 1024 opened
> > descriptors (sockets).
>
> You can also switch to using the "poll" reactor, which will allow you to
> sustain more than 1024 connections.  You should still figure out what is
> keeping your connections open and find a way to reap them however, as
> this will just delay the problem.  As Glyph suggested an application
> level "ping" may help here.
>
> In the mean-time you can switch to the poll reactor by adding "-r poll"
> to your twistd command.
>
> --
> Best Regards,
> Luke Marsden
> CTO, Hybrid Logic Ltd.
>
> Web: http://www.hybrid-cluster.com/
> Hybrid Web Cluster - cloud web hosting
>
> Phone: +447791750420
>
>
>
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