Date: Tue, 28 Dec 1999 12:36:01 -0800 From: Mike Smith <msmith@freebsd.org> To: freebsd-hardware@FreeBSD.ORG Subject: Re: ECC RAM useless with FreeBSD? Message-ID: <199912282036.MAA01042@mass.cdrom.com> In-Reply-To: Your message of "Tue, 28 Dec 1999 21:03:24 %2B0100." <199912282003.VAA26830@dorifer.heim3.tu-clausthal.de>
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> = > I had thought that ECC RAM would enable recognition of memory > failures (in addition to automatically fixing simple one-bit > errors). I thought that the chipset would cause a CPU trap or > something like that if an unrecoverable RAM error occurs, so > the OS could take some appropriate action (at least produce > a log message). Am I wrong? It seems to just fail silently, > possibly even continuing to use wrong data in calculations, > just as if there was only non-ECC RAM. We don't, at this point in time, do anything with unrecoverable ECC = errors to the best of my knowledge. > Is this a know problem, a bug, or do I just expect too much? I guess it counts as a "known problem", yes. If you haven't thrown your = flaky DIMM out, it would be _very_ useful to someone that actually wants = to try to develop and test this sort of code. If nobody contacts you = directly, could you send it to me? FTL will hold onto it until someone = has a use for it. -- = \\ Give a man a fish, and you feed him for a day. \\ Mike Smith \\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org \\ and he'll hate you for a lifetime. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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