Date: Wed, 27 Sep 2006 16:19:55 +0200 From: "Patrick M. Hausen" <hausen@punkt.de> To: freebsd-stable@freebsd.org Subject: Re: 6.2 SHOWSTOPPER - em completely unusable on 6.2 Message-ID: <20060927141955.GB84976@hugo10.ka.punkt.de> In-Reply-To: <20060927135251.GA13222@icarus.home.lan> References: <451A1375.5080202@gneto.com> <20060927071538.GF22229@e-Gitt.NET> <451A4189.5020906@samsco.org> <20060927094509.GB75104@hugo10.ka.punkt.de> <451A71B6.6040201@crc.u-strasbg.fr> <20060927132555.GB83422@hugo10.ka.punkt.de> <20060927135251.GA13222@icarus.home.lan>
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Hi! On Wed, Sep 27, 2006 at 06:52:51AM -0700, Jeremy Chadwick wrote: > On Wed, Sep 27, 2006 at 03:25:55PM +0200, Patrick M. Hausen wrote: > > On Wed, Sep 27, 2006 at 02:42:30PM +0200, Philippe Pegon wrote: > > > it's just a me too. On our ftp server (ftp8.fr.freebsd.org), sometimes > > > we see some "watchdog timeout" in the log with a bge card, but maybe it's > > > not the same problem... : > > > > As far as I know the watchdog timeouts are _supposed_ to be > > mostly harmless, i.e. recoverable. > > You'll still see impact -- that is, no packets flowing. The > reason things are recoverable is solely because of the retry > functionality for layer 2 packets... You are, of course, right. What I meant is: these timeouts should not lead to freezing of all network communications for a couple of minutes like me and some other people seem to experience. TCP and most UDP based upper level protocols will recover gently from a lost packet or two. Regards, Patrick -- punkt.de GmbH Internet - Dienstleistungen - Beratung Vorholzstr. 25 Tel. 0721 9109 -0 Fax: -100 76137 Karlsruhe http://punkt.de
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