Re: Fundamental Disk Mirror Question
From: Pegasus \(MVP\) (I.can_at_fly.com)
Date: 05/05/04
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Date: Wed, 5 May 2004 12:18:22 +1000
See below.
"Paul Kavanagh" <pkavanagh@ntlworld.com> wrote in message
news:eCUfSAiMEHA.1192@TK2MSFTNGP11.phx.gbl...
> I have a Windows 2000 Small Business Server (SP2) which has 2 identical
IDE
> hard drives which are configured as a mirror set. Each drive is 40GB in
size
> and the server is configured with a single 40GB C: partition.
>
> I have to do some work to the server and this requires applying SP4 and
all
> latest updates.
>
> Although I have a good tape backup, I would like to have the "safety net"
of
> a cloned disk of the complete working system. I know it's obvious that I
> already have a cloned disk in the 2nd drive of the mirror set, but what's
> the best procedure for me to follow? Should I remove the second drive
> (without breaking the mirror in Disk Administrator), boot the server and
> apply all patches on the single disk? Will the server even boot in this
> config? Will it not look for the second drive?
It will complain about the missing second half of the mirror. Try it!
> If it does boot, I apply all patches and things go "belly up" (God
forbid!)
> can I boot from the 2nd drive with minimal fuss?
Yes, but it will still complain about the second half of the mirror.
> I've tried using Symantec GHOST 2002 to clone the mirror set (following
> special requirements on symantec site), but it got 25% through the clone
> operation and then reported "not enough space on drive d:" (there was!), I
> then had no option but to power off the server as I couldn't abort the
> operation.
Get a larger disk (they are cheap!), or use Acronis TrueImage.
> I realise this is a very fundamental question but this server is a live
> production unit and I really can't afford the time to rebuild it!!!
Note that mirroring offers you lots of protection against disk failures
(which are very rare) and none against file corruption / virus damage /
hacker damage (which is much more frequent).
See also http://support.microsoft.com/default.aspx?scid=kb;en-us;113977.
> Thanks in advance for any help offered,
>
> Paul.
>
>
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