Date: Thu, 22 Apr 2010 11:37:15 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Julian Elischer <julian@elischer.org> Cc: freebsd-current@freebsd.org, Freddie Cash <fjwcash@gmail.com>, freebsd-geom@freebsd.org Subject: Re: Switchover to CAM ATA? Message-ID: <p2g6201873e1004220937ob698f8cq2d0e677832cf8259@mail.gmail.com> In-Reply-To: <4BD07863.4020106@elischer.org> References: <4BD06BD9.6030401@FreeBSD.org> <n2ob269bc571004220842q57913d19kfe4196bc92581c4e@mail.gmail.com> <g2p6201873e1004220917z589cae8ek5e83d5b1b59ad5fa@mail.gmail.com> <4BD07863.4020106@elischer.org>
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On Thu, Apr 22, 2010 at 11:25 AM, Julian Elischer <julian@elischer.org>wrote: > just one little fly in that ointment... booting. > > You need to be able to act with the raid in the same way the bios does > or you can't boot. I don't think geom would easlily do that but I could be > wrong. Certainly if you treat teh ata raid as just a bunch of striped disks, > then the bios will not be able to boot off it. > > of course don't take my word too seriosly asn I'm not running an ata raid > system at the moment. > gmirror booting works great only thing to change is fstab to reflect block dev changes, gstripe doesn't. I honestly wasn't aware ataraid could boot a striped volume, if so it does something geom can't. -- Adam Vande More
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