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

Itamar Turner-Trauring itamar at itamarst.org
Tue May 10 11:50:33 EDT 2011


> Still having problems...
>
> I can see that twistd process has a higher number than 1024 looking at
> /proc/pid/limits but whe 1024 descriptors number gets reached the system
> becomes unstable. It also has been launche using '-r epoll' option. Any
> other idea?

0. What does "unstable" mean?

1. There may be user-specific limits in addition to OS-level limits. Did
you use "ulimit -n" to raise that limit?

2. Are you using processes on a version of Linux older than 2.6.11?

http://twistedmatrix.com/trac/ticket/918




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