From owner-freebsd-current Fri Feb 25 9:25:34 2000 Delivered-To: freebsd-current@freebsd.org Received: from gndrsh.dnsmgr.net (GndRsh.dnsmgr.net [198.145.92.4]) by hub.freebsd.org (Postfix) with ESMTP id 0A4A637BEBF for ; Fri, 25 Feb 2000 09:25:28 -0800 (PST) (envelope-from freebsd@gndrsh.dnsmgr.net) Received: (from freebsd@localhost) by gndrsh.dnsmgr.net (8.9.3/8.9.3) id JAA70872; Fri, 25 Feb 2000 09:24:58 -0800 (PST) (envelope-from freebsd) From: "Rodney W. Grimes" Message-Id: <200002251724.JAA70872@gndrsh.dnsmgr.net> Subject: Re: dc0 wierdness with Compex Freedomline In-Reply-To: <20000225110351.A3811@shadowmere.student.utwente.nl> from Pascal Hofstee at "Feb 25, 2000 11:03:51 am" To: daeron@wit401305.student.utwente.nl (Pascal Hofstee) Date: Fri, 25 Feb 2000 09:24:58 -0800 (PST) Cc: wollman@khavrinen.lcs.mit.edu (Garrett Wollman), cwasser@v-wave.com (Chris Wasser), freebsd-current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL54 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > On Fri, Feb 25, 2000 at 01:25:59AM -0800, Rodney W. Grimes wrote: > > > > There was a patch of DC21143 chips it seems that has a very strange > > thermal problem. Can you tell me what your hub link lite is doing > > when you see this major slow down? > > Nope ... as this machine is connected directly to the UTP-socket in the > wall .. which is connected to an HP-switch which is hidden in a locked 19" > rackmount (without a looking glass). :-(. Then do the next best thing, look at the lights on the back of the card (another reason I like the KNE100TX, it has them, not all DC21x4x cards do.) > > If you abort all traffic does the link light keep blinking wildly? > > > > If you power the machine down for an hour or so and let everything cool > > down nice and cool does it seem to work for a longer period of time before > > the speed drops? > > As far as i can remember leaving the system powered down for a longer > period of time indeed seems to make the connection work properly again for > a (little) while ... at least a short power-down to give everything a > chance to reinitialize hardly ever seems to be working. Sounds like we might be on the right track. > > If you see any of these symptoms call Kingston tech support, describe > > the problem to them, ask them for an RMA number :-) > > > > What is the date code on your DC21143 chip (I think I am recalling that > > you said you had a KNE100TX, and I am assuming you do, and that it is > > of new enough vintage to be the 21143 chip, and that it might be in this > > same range of chips we had problems with (33% of 4 lots of 20 cards would > > go to la la land within 1 to 2 hours of being placed into burn in). > > Well .. it's not my own system which is having these problems but of a > friend of mine ... I'll check this information with him today and have a > talk with the place that sold us this card. > > Thank you very much for providing this insight ... Your welcome. -- Rod Grimes - KD7CAX @ CN85sl - (RWG25) rgrimes@gndrsh.dnsmgr.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message