Date: Sat, 05 Feb 2000 14:47:07 +0000 From: Brian Somers <brian@Awfulhak.org> To: Gene Kan <genehkan@scam.xcf.berkeley.edu> Cc: Brian Somers <brian@Awfulhak.org>, freebsd-net@FreeBSD.ORG, brian@hak.lan.Awfulhak.org Subject: Re: Non-blocking sockets and network outages Message-ID: <200002051447.OAA35690@hak.lan.Awfulhak.org> In-Reply-To: Message from Gene Kan <genehkan@scam.xcf.berkeley.edu> of "Fri, 04 Feb 2000 21:08:12 PST." <20000205050812.24060.qmail@scam.xcf.berkeley.edu>
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> > Keepalives are by default very infrequent:
> >
> > This means that the first keepalive won't be sent for 2 hours, at
> > which point up to 8 will be sent with 75 seconds in between each. If
> > there are no responses after that, the connection is dropped.
>
> Thanks so much! Problem solved.
>
> [straight6:~]sysctl -a | grep keep
> net.inet.ip.keepfaith: 0
> net.inet.tcp.keepidle: 75000
> net.inet.tcp.keepintvl: 1000
> net.inet.tcp.keepinit: 75000
>
> Aggressive, but who puts up with lagged net, anyway? :) (Is there any
> way to set these intervals per-socket with setsockopt?)
I don't believe so - a bit of a shame really. I think this sort of
thing should be available rather than having to implement at the
application level :-(
> Gene
>
--
Brian <brian@Awfulhak.org> <brian@FreeBSD.org>
<http://www.Awfulhak.org>; <brian@OpenBSD.org>
Don't _EVER_ lose your sense of humour ! <brian@FreeBSD.org.uk>
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