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From: Markus Germeier <mager@tzi.de>
To: linux-kernel@vger.kernel.org
Subject: Problem with 2.2.19pre9 (Connection closed.)
Date: 21 Feb 2001 14:09:22 +0100	[thread overview]
Message-ID: <94ae7g9o8t.fsf@religion.informatik.uni-bremen.de> (raw)

Hello,

after upgrading to 2.2.19pre9 (+ 2 NFS-patches, IPv6 enabled) idle
connections tend to shut down without a visible reason:

client->ssh server
Last login: Mon Feb 19 2001 18:01:12 from client.domain
Sun Microsystems Inc.   SunOS 5.8       Generic February 2000
You have mail.
server->Disconnected; connection lost (Connection closed.).
Connection to server closed.
client->uname -a
Linux client 2.2.19pre9 #6 Thu Feb 15 09:26:46 MET 2001 i686 unknown

Here is the relevant part of a tcpdump from this session: (The whole
dump can be found here: http://www.tzi.de/~mager/linux.tcpdump )

        [...]
10:15:17.336759 eth0 < server.domain.ssh > client.domain.afbackup: P 2242:2294(52) ack 1790 win 24616 <nop,nop,timestamp 232542776 43462051> (DF)
10:15:17.350719 eth0 > client.domain.afbackup > server.domain.ssh: . 1790:1790(0) ack 2294 win 31856 <nop,nop,timestamp 43462055 232542776> (DF)
        [...]
12:15:17.158963 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233262778 43462055> (DF)
12:15:18.506350 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233262913 43462055> (DF)
12:15:21.216267 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233263184 43462055> (DF)
12:15:26.636121 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233263726 43462055> (DF)
12:15:37.475848 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233264810 43462055> (DF)
12:15:59.155272 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233266978 43462055> (DF)
12:16:42.514137 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233271314 43462055> (DF)
12:17:42.512562 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233277314 43462055> (DF)
12:18:42.511239 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233283314 43462055> (DF)
12:19:42.509606 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233289314 43462055> (DF)
12:20:42.508124 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233295314 43462055> (DF)
12:21:42.506655 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233301314 43462055> (DF)
12:22:42.505090 eth0 < server.domain.ssh > client.domain.afbackup: P 2293:2294(1) ack 1790 win 24616 <nop,nop,timestamp 233307314 43462055> (DF)
        [...]
14:23:10.527642 eth0 > client.domain.afbackup > server.domain.ssh: . 1789:1789(0) ack 2294 win 31856 <nop,nop,timestamp 44949377 233307314> (DF)
14:23:10.528676 eth0 < server.domain.ssh > client.domain.afbackup: R 2292303093:2292303093(0) win 0 (DF)
        [...]

Any ideas?

Thanks a lot for your help!!

Regards
        Markus

-- 
Markus Germeier
mager@tzi.de

             reply	other threads:[~2001-02-21 13:09 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-02-21 13:09 Markus Germeier [this message]
2001-02-21 13:21 ` Alan Cox
2001-02-21 13:32   ` Jes Sorensen
2001-02-21 13:55     ` Markus Germeier
2001-02-21 15:48       ` Jes Sorensen
2001-02-21 21:54 ` David S. Miller
2001-02-22 13:12   ` Markus Germeier
2001-02-22 13:22     ` Jes Sorensen
2001-02-22 18:52       ` Henrique de Moraes Holschuh

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