Date: Fri, 6 Jan 2006 00:01:16 +0000 From: Scott Mitchell <scott+lists.freebsd@fishballoon.org> To: Doug White <dwhite@gumbysoft.com> Cc: freebsd-stable@freebsd.org Subject: Re: 6.0 on Dell 1850 with PERC4e/DC RAID? Message-ID: <20060106000116.GB991@tuatara.fishballoon.org> In-Reply-To: <20060105153250.D58957@carver.gumbysoft.com> References: <20060105224150.GA991@tuatara.fishballoon.org> <20060105153250.D58957@carver.gumbysoft.com>
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On Thu, Jan 05, 2006 at 03:34:24PM -0800, Doug White wrote: > On Thu, 5 Jan 2006, Scott Mitchell wrote: > > > Hi all, > > > > I may be getting a new Dell PE1850 soon, to replace our ancient CVS server > > (still running 4-STABLE). The new machine will ideally run 6.0 and have a > > PERC4e/DC RAID card - the one with battery-backed cache. This is listed as > > supported by amr(4), but I'm wondering how well it actually works in the > > case of a disk failure. Will the driver tell me that disk has failed (a > > syslog message would be enough) or will I have to make a daily trip into > > the server room to check the front panel lights? Presumably it handles > > hot-swapping a replacement drive OK? > > >From what I remember, you will receive status-change kernel messages when > disks disappear, rebuilds start, and so forth. So for most day-to-day > manipulation you should be fine. That would be fine - as long as there's some notification of important events. > You may want to make sure the auto rebuild option is enabled in the > controller's BIOS since no working control programs from userland are > generally available at this time. That also means you can't create new > volumes at runtime, but thats not so horrible... I expect there will only ever be one volume, so that's unlikely to be a problem :) Many thanks, Scott -- =========================================================================== Scott Mitchell | PGP Key ID | "Eagles may soar, but weasels Cambridge, England | 0x54B171B9 | don't get sucked into jet engines" scott at fishballoon.org | 0xAA775B8B | -- Anon
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