Date: Fri, 02 Jul 1999 03:44:32 +0200 From: Palle Girgensohn <girgen@partitur.se> To: Greg Lehey <grog@lemis.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: vinum for root partition? Message-ID: <377C1980.3A0B4FDD@partitur.se> References: <377BEE3B.A10C4D8@partitur.se> <19990702105804.I87392@freebie.lemis.com>
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Greg Lehey wrote: > > [Format recovered--see http://www.lemis.com/email/email-format.html] > > On Friday, 2 July 1999 at 0:39:55 +0200, Palle Girgensohn wrote: > > Hi! > > > > I'm just setting up a system with two scsi drives, using vinum for > > mirroring only. Is it possible to use vinum for the also root partition > > somehow? I realize it not simple. > > Sure, it's just a SMOP. Sorry, My English isn't native... SMOP? :?) > > Here's my disklabel (same for both drives): > > # size offset fstype [fsize bsize bps/cpg] > > a: 144585 0 4.2BSD 1024 8192 16 # (Cyl. 0 - 8) > > b: 803250 144585 swap # (Cyl. 9 - 58) > > c: 17928698 0 unused 0 0 # (Cyl. 0 - 1116*) > > e: 16980863 947835 4.2BSD 1024 8192 16 # (Cyl. 59 - 1116*) > > > > My plan is to sync the the 'a' partitions, so if one disk dies, the > > other root partition is useable. But, I guess the system will have to > > reboot if the drive crashes, since the root fs will be unusable. > > If you're using Vinum, you should have only one partition per disk. Yes, there's no reason to have more than one vinum partition, I realize that. You don't mean to say that there's a problem with this setup, I hope? :-/ It seems to be working fine, anyway. > > > I thought, maybe there's some way to fool the system with some > > disklabel "magic", or perhaps I can remount a different fs instead > > of remounting root read-write. Just a wild thought. Any comments? > > Maybe it's better to mfs mount the root somehow? I'm not sure how to > > do that in this case... > > You're thinking in the right direction, but I haven't spent enough > time investigating things to make a statement. Well, maybe one: this > particular feature is top of the wish list, so I'll probably do it > first. But it won't be tomorrow. > Glad to hear. Regards, Palle To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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