cups does not scale very well

[Robert]

> Anonymous wrote:
> > ...
> > The creation of all those printers on the test cups box (Ultra
> > Enterprise V240) took about 8 hours. At the beginning about 200
> > printers where created within 2 minutes, we are not using PPD's just
> > plain System V interface scripts. At the End the performance of
> > creating printers slowed down to 2 to 3 printers a minute :-(.
> > ...
> > Any hints to get cups any faster?
>
> What version of CUPS are you using?  We regularly test CUPS with
> 10,000+ printers, and do not see this kind of performance problem,
> particularly for raw queues.

the latest stable was 1.1.23

with a truss i also can't see any kernel calls for seconds, so the
scheduler is doing something within user space.

Robert