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Re: "FD_SET() has a hidden limit of 256 descriptors" qmail big-concurrency issue

From: Henning Brauer <lists-openbsd(at)bsws.de>
Date: Tue Dec 17 2002 - 13:28:36 EST

On Tue, Dec 17, 2002 at 01:19:36PM -0500, Scott Fultz wrote:
> I am setting up a mail server with OpenBSD 3.2, qmail 1.03 with

add -DFD_SETSIZE=2048 in conf-cc

however, concurrencies higher than about 250 have no net effect. maex has some nice numbers published. Received on Tue Dec 17 13:32:00 2002

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