Date: Sun, 14 Sep 2014 14:05:02 -0700 From: Adrian Chadd <adrian@freebsd.org> To: Bram Van Steenlandt <bram@diomedia.be> Cc: FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Listen queue guestion Message-ID: <CAJ-VmomZ8PEn-6DUmF6HfRLcst72aRDVfiiiG_N1uBT3_nZJsw@mail.gmail.com> In-Reply-To: <5415EC27.40708@diomedia.be> References: <5415EC27.40708@diomedia.be>
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Hi! What kind of sockets is it specifically using? -a On 14 September 2014 12:27, Bram Van Steenlandt <bram@diomedia.be> wrote: > Hi, > > I'm porting an plc automation system to freebsd and while doing so I got > errors like these: > sonewconn: pcb 0xfffff8000cecc870: Listen queue overflow: 76 already in > queue awaiting acceptance > > With the help of netstat I've found the problem, 2 programs communicate with > ipc file like sockets and the "client" was connecting too fast (it was > connecting and disconnecting in a small for loop). > > Still, on linux this worked and there will be cases where I may bump in to > this limit again (a lot of different programs communicate with one master > program over ipc). > > I've found kern.ipc.somaxconn but this seems to be only for TCP connections. > > Is there a sysctl or kernel parameter that allows me to set this queue a bit > larger ? > > Thx > Bram > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
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