[Twisted-Python] twisted.web performance hacks
exarkun at intarweb.us
Thu Dec 18 09:29:03 EST 2003
On Thu, Dec 18, 2003 at 01:56:12PM +0100, Paul Boehm wrote:
> On Thu, Dec 18, 2003 at 12:41:58AM -0500, Itamar Shtull-Trauring wrote:
> > On Wed, 2003-12-17 at 20:23, Michal Pasternak wrote:
> > > Everything works very good right until simultaneous connection number is
> > > below 40. I just thought it was a hard limit set in the source (DoS
> > > protecition?) or something similar. If you deny the existence of such limit,
> > > I'll proceed with examination of the situation.
> > No such limit is hardcoded.
> anyone thought about writing multi-process twisted applications yet?
> looking at examples/web.py, it would be easy to do
> reactor.listenTCP(1999, site)
> for x in xrange(1,5):
> if os.fork() == 0:
> for shared dynamic data you'd of course have to use something along the lines
> of pb+remotecache, but if i'm not mistaken, for some applications this kind of
> hack might give a performance edge, especially on multiprocessor machines.
> in particular twisted.web could improve in benchmarks when being able to
> emulate classical application behaviour for performance reasons
> (no shared data between different connection handlers)
I think the twisted.web mailing list is a more appropriate forum for
discussion of this.
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