Date: Thu, 16 Sep 1999 07:49:28 +0930 From: Greg Lehey <grog@lemis.com> To: Andriss <andriss@andriss.com> Cc: questions@FreeBSD.ORG Subject: Re: Vinum Concerns (was: SCSI drive mirroring question) Message-ID: <19990916074927.M30655@freebie.lemis.com> In-Reply-To: <Pine.BSF.4.10.9909151036570.85886-100000@netmint.com>; from Andriss on Wed, Sep 15, 1999 at 10:40:55AM -0400 References: <19990915182532.W30655@freebie.lemis.com> <Pine.BSF.4.10.9909151036570.85886-100000@netmint.com>
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On Wednesday, 15 September 1999 at 10:40:55 -0400, Andriss wrote: > -----BEGIN PGP SIGNED MESSAGE----- > >>> I never worked with vinum (or ccd) so I wouldn't know. Is vinum >>> stable enough for a production box? >> >> It's OK, but we're currently having sporadic problems with RAID-5 and >> soft updates. Shouldn't affect you if you only want to mirror. > > I run soft updates, they are nice and, it seems, very stable. > I guess Vinum isn't a way to go for me if it has problems with > soft updates. The bug could just as well be in soft updates. We don't know yet. But we're going to fix it. > Perhaps, one way to handle mirroring drives would be to: > > 1. recreate slices by hand > 2. copy boot record (or create new one just by putting the > boot loaded onto the second drive) > 3. run dump|restore on filesystems. I'm not sure what you mean here. I've said you can't mirror the root file system. To create mirrors, use the commands supplied. > Speaking of dump|restore: would it have problems with things > changing the live filesystem as it's copying it? Yes. > What is the right way to go about doing this? Do it in single-user mode. Greg -- When replying to this message, please copy the original recipients. For more information, see http://www.lemis.com/questions.html See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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