Subject: Re: kern/30621: TCP hang on netbsd-2
To: None <kern-bug-people@netbsd.org, gnats-admin@netbsd.org,>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: netbsd-bugs
Date: 06/29/2005 09:54:02
The following reply was made to PR kern/30621; it has been noted by GNATS.

From: Manuel Bouyer <bouyer@antioche.lip6.fr>
To: Havard Eidnes <he@netbsd.org>
Cc: gnats-bugs@netbsd.org
Subject: Re: kern/30621: TCP hang on netbsd-2
Date: Wed, 29 Jun 2005 11:53:52 +0200

 On Tue, Jun 28, 2005 at 08:44:11PM +0200, Havard Eidnes wrote:
 > > tcp        0    100  pop.65491              armandeche.X11       ESTABLISHED
 > 
 > It would probably be useful if you supplied the output of
 > 
 > "netstat -A -f inet"
 > 
 > and then
 > 
 > "netstat -P <address>"
 > 
 > for the PCB in question.
 > 
 > 
 > Another thing to check is if you have
 > 
 > sys/netinet/tcp_input.c                         patch
 > 
 >         Fix TCP performance problems introduced in ticket 1401.
 >         [chs, ticket #1445]
 > 
 > in the relevant netbsd-2 kernel, and whether you have the
 > corresponding ticket 1401 in same.  If you have 1401 but not
 > 1445, you *may* have found a cure for the problem (i.e. update to
 > one that has 1445).
 
 Bingo ! I have tcp_input.c,v 1.190.2.6.2.1.
 I'm installing a new kernel right now, and see if I can reproduce the problem.
 
 -- 
 Manuel Bouyer <bouyer@antioche.eu.org>
      NetBSD: 26 ans d'experience feront toujours la difference
 --