Date: Sun, 14 Mar 2004 10:59:45 -0600 From: Gary <gv-list-freebsdquestions@mygirlfriday.info> To: freebsd-questions@freebsd.org Subject: Re: Pernicious problem with vfork / qmail / qmail-scanner (RESOLVED) Message-ID: <2090000.1079283585@[192.168.0.5]> In-Reply-To: <40548A39.9020607@discordians.net> References: <20040313015900.0837343D39@mx1.FreeBSD.org> <40548A39.9020607@discordians.net>
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Hi Justin, --On Sunday, March 14, 2004 11:37:13 AM -0500 "Justin Baugh, KSC" <baughj@discordians.net> wrote: > So, after much testing & debugging: > > * The problem only happens with tcpserver > * The problem is not replicable in any way under 5.2.1R > * The problem happens with any service/user with tcpserver, not just > qmail-smtpd/qmaild > > I set up a testbed on my home box with a vanilla qmail install, and I > wasn't able to get it to choke up. As a workaround (until I can upgrade > the other box to 5.2.1R) I am running qmail through xinetd / > tcpwrappers (heresy, I know), and all is well. Happen to catch this, this morning... Good dig on this.. Tcpserver *defaults* to a maximum of 40 simultaneous connections, so this could very well be where your problem is.. Sorry, should have thought of this earlier. You can raise this limit with the -c n (n=number) option.. Please see <http://cr.yp.to/ucspi-tcp/tcpserver.html>; -- Gary
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