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From: Bill Davidsen <davidsen@tmr.com>
To: Dexter Filmore <Dexter.Filmore@gmx.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: second controller: what will my discs be called, and does it matter?
Date: Mon, 17 Jul 2006 14:28:06 -0400	[thread overview]
Message-ID: <44BBD6B6.6080602@tmr.com> (raw)
In-Reply-To: <200607062012.14684.Dexter.Filmore@gmx.de>

Dexter Filmore wrote:

>Currently I have 4 discs on a 4 channel sata controller which does its job 
>quite well for 20 bucks. 
>Now, if I wanted to grow the array I'd probably go for another one of these.
>
>How can I tell if the discs on the new controller will become sd[e-h] or if 
>they'll be the new a-d and push the existing ones back?
>  
>
For software RAID you shouldn't care, for other things you might.

>Next question: assembling by UUID, does that matter at all?
>  
>
No. There's the beauty of it.

>(And while talking UUID - can I safely migrate to a udev-kernel? Someone on 
>this list recently ran into trouble because of such an issue.)
>
You shouldn't lose data unless you panic at the first learning 
experience and do something without thinking of the results. I would 
convert to UUID first, obviously.

-- 
bill davidsen <davidsen@tmr.com>
  CTO TMR Associates, Inc
  Doing interesting things with small computers since 1979


  parent reply	other threads:[~2006-07-17 18:28 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-06 18:12 second controller: what will my discs be called, and does it matter? Dexter Filmore
2006-07-06 22:05 ` John Stoffel
2006-07-06 22:20 ` Neil Brown
2006-07-07 13:15 ` Gabor Gombas
2006-07-17 18:28 ` Bill Davidsen [this message]
2006-07-17 21:45   ` Dexter Filmore

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