Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 25 Oct 1999 09:25:15 -0600
From:      Greg Lehey <grog@lemis.com>
To:        cjclark@home.com, me++ <notme@lvdi.net>
Cc:        Steve Doty <sdoty@lvdi.net>, FreeBSD Questions <questions@freebsd.org>
Subject:   Re: another CCD question
Message-ID:  <19991025092515.13576@mojave.worldwide.lemis.com>
In-Reply-To: <199910230126.VAA34139@cc942873-a.ewndsr1.nj.home.com>; from Crist J. Clark on Fri, Oct 22, 1999 at 09:26:56PM -0400
References:  <380FC522.DCAB2333@lvdi.net> <199910230126.VAA34139@cc942873-a.ewndsr1.nj.home.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Friday, 22 October 1999 at 21:26:56 -0400, Crist J. Clark wrote:
> me++ wrote,
>> Hi,
>>     I hope you don't mind me keep asking you questions...
>> I read from the tutorial pages that the 2 hard drives must
>> be identical in order to use CCD, I am wondering what
>> do they really  mean by "identical."

I believe this depends on the ccd configuration.  If you want to
mirror, you need to have partitions of the same size.  I don't believe
this restriction applies to stripes, though it should, nor to simply
concatenated ccds, which is correct.

>> Also, am I supposed to boot from a CD-ROM or so forth in order to
>> do the CCD?  (as I read from the tutorial, I am supposed to do
>> disklabel on both of my disks, but I couldn't do disklabel when I'm
>> in the partition that I want to label...)

Well, in fact you can, as long as you don't try to change the length
of mounted partitions.

>> If I am heading toward the wrong direction (which I am
>> suspecting to be...), please point me to the right direction. :)
>
> I would suggest you try using vinum over ccd. Have a look at that
> documentation, vinum(4), vinum(8), and the website,
>
> 	http://www.lemis.com/vinum.html

Yes, I'd agree with that recommendation :-)

Greg
--
When replying to this message, please copy the original recipients.
For more information, see http://www.lemis.com/questions.html
Finger grog@lemis.com for PGP public key
See complete headers for address and phone numbers


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?19991025092515.13576>