Date: Mon, 15 Sep 2014 08:44:42 +0200 From: Bram Van Steenlandt <bram@diomedia.be> To: adrian@freebsd.org Cc: freebsd-questions@freebsd.org Subject: Re: Listen queue guestion Message-ID: <54168ADA.6050204@diomedia.be> In-Reply-To: <CAJ-VmomZ8PEn-6DUmF6HfRLcst72aRDVfiiiG_N1uBT3_nZJsw@mail.gmail.com> References: <5415EC27.40708@diomedia.be> <CAJ-VmomZ8PEn-6DUmF6HfRLcst72aRDVfiiiG_N1uBT3_nZJsw@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Hi, I use python, here the parameters are (socket.AF_UNIX,socket.SOCK_STREAM) Bram op 14-09-14 23:05, Adrian Chadd schreef: > 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" > _______________________________________________ > 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"
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?54168ADA.6050204>