MultiThread Socket on NT
Neil Beattie
neilb at nbt.co.za
Sat Nov 17 01:02:01 EST 2001
The ms documentation says this about sockets
"Windows NT Server version 4.0 allows a backlog maximum of 200. Windows NT
Workstation version 4.0 supports only a maximum allowable value of 5."
Does this not affect the situation?
Neil.
> -----Original Message-----
> From: python-list-admin at python.org
> [mailto:python-list-admin at python.org]On Behalf Of Cliff Wells
> Sent: Saturday, November 17, 2001 2:09 AM
> To: python-list at python.org
> Subject: Re: MultiThread Socket on NT
>
>
> On Friday 16 November 2001 14:26, David Bolen wrote:
> > Cliff Wells <logiplexsoftware at earthlink.net> writes:
> > > Be sure you are using at least SP5. NT 4 had serious threading issues
> > > prior to that.
> >
> > Do you have any pointers or references to what the problem was? I've
> > been using multi-threaded applications (although not a high density
> > connection server) under NT4 SP4 without any observable problems.
>
> It's been around three or four years since I encountered that, so the
> details are pretty vague now.... I was writing an instant
> messaging server
> that spawned a thread for every incoming connection (not the best
> way, but
> it was my first attempt at network programming, multithreading and my
> first Python program to boot =). I was stress-testing my server
> and I had
> an adjustable parameter limiting the number of threads allowed at any one
> time. If I set this higher than, say 20 (highly questionable if that's
> the number), NT would flake out (I think to the point of BSOD,
> but I can't
> recall). Anyway, without changing any code, applying SP5 fixed it, and I
> seem to recall that threading was one of the issues addressed in SP5.
>
> --
> Cliff Wells
> Software Engineer
> Logiplex Corporation (www.logiplex.net)
> (503) 978-6726 x308
> (800) 735-0555 x308
>
> --
> http://mail.python.org/mailman/listinfo/python-list
>
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