Date: Tue, 15 Nov 2005 09:24:54 -0500 From: Sven Willenberger <sven@dmv.com> To: Ade Lovett <ade@freebsd.org> Cc: stable@freebsd.org, Amit Rao <infinite1@despammed.com> Subject: Re: ahd0: Invalid Sequencer interrupt occurred. Message-ID: <1132064694.10715.3.camel@lanshark.dmv.com> In-Reply-To: <9A03FF42-675B-42AB-8B42-75B7DA1CC46A@FreeBSD.org> References: <43734B59.7090609@yahoo.com.br> <12EFECDE-A63D-42A0-AD3C-575B8FE5113B@FreeBSD.org> <43750454.1010709@despammed.com> <9A03FF42-675B-42AB-8B42-75B7DA1CC46A@FreeBSD.org>
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On Fri, 2005-11-11 at 22:57 -0800, Ade Lovett wrote: > On Nov 11, 2005, at 12:51 , Amit Rao wrote: > > 0) Upgrade to Seagate 10K.7 drive firmware level 0008. That seems > > to help. One "ahd sequencer error" message still appears at boot, > > but after that it seems to work (with your fingers crossed). > > Of course, you then spend far too much time ensuring that any > replacement drives are flashed appropriately (which, afaict, > *requires* Windows to do), and also running the gauntlet of further > problems down the road when you throw the drives into a new machine > with a subtly different HBA bios. > > No thanks, I'll stick with option (2). A few more months, and > Seagate drives will be a nice distant memory that I can look back on > in a few years, and laugh nervously about. > > -aDe There was a flash-utility that was [hand-rolled?] able to run on FreeBSD and I did successfully flash some Seagate drives' firmware -- didn't help any as far as the error [messages] went so we dropped Seagate drives altogether a little over a year ago. Since then we have been using the IBM/Hitachi drives with no issues (much easier to change drive manufacturers than try to respec the servers we were using or do some of the borderline-absurd workarounds that Seagate suggested). Sven
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