Date: Tue, 18 Jun 1996 09:39:01 -0400 (EDT) From: Rashid Karimov <rashid@rk.ios.com> To: terry@lambert.org (Terry Lambert) Cc: dbabler@Rigel.orionsys.com, terry@lambert.org, questions@FreeBSD.ORG Subject: Re: Rlogin delay Message-ID: <199606181339.JAA13296@rk.ios.com> In-Reply-To: <199606172302.QAA08961@phaeton.artisoft.com> from "Terry Lambert" at Jun 17, 96 04:02:45 pm
next in thread | previous in thread | raw e-mail | index | archive | help
Hi there folx, > > > > > I've observed something concerning rlogin that is a bit odd to me, and > > > > increasingly annoying for my users. When a user logs off and then tries > > > > to re-log within a reasonable delay from another machine on the local > > > > network, the login will be ingored for a very long time (10-60 seconds > > > > seems typical). I checked the /etc/inetd.conf to make sure it was okay: > > > > > > Did you turn on the global SO_KEEPALIVE that everyone was talking about? > > > People who wanted this were MUD people and similar sites, without regard > > > for the impact on things that didn't expect it to be on. > > > > > I basically installed/built whetever was the standard configuration > > (2.1-stable)... I also tried the -n option for rlogind in /etc/inetd.conf > > to no effect. The first couple of relog attempts usually work in a second > > or two - subsequently, the delays required get pretty long. > > I was about to suggest -n in case it was a client problem with the connection > not being terminated correctly... > > Actually, I screwed up before, I meant to say SO_LINGER. I said > keepalive because I knew that was switchable. > > If you are globally setting SO_LINGER -- don't. > > > You may also want to check to see (via ps -gax) if the rlogind had > exited, or it's the TCP trying to ack the client that's causing > the hang. I see this behaviour for more than a year now - it's very typical. In my situation it's all FreeBSDs , so it's not a problem with brain-dead client :) by some other vendor. Rashid.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199606181339.JAA13296>