Vincent Van der Kussen Vincent.VanderKussen at btr-services.be
Tue Oct 20 09:28:16 EDT 2009

It is possible, but dangerous!!

Have fun!

Vincent Van der Kussen
System Engineer
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-----Original Message-----

From: redhat-list-bounces at redhat.com [mailto:redhat-list-bounces at redhat.com] On Behalf Of Mike Burger
Sent: dinsdag 20 oktober 2009 15:18
To: General Red Hat Linux discussion list
Subject: RE: mirroring

> It might be possible with software raid. I don't think it would be with
> hardware raid because you'd have to delete partitions etc.
> -----Original Message-----
> Hi,
> I have 2 identical disks but I had installed RHEL 4 on first disk only,
> i have /boot and / partitions only.  Now, i want to have mirror (raid1)
> with the 2nd disk. Can i do this without destroying data on the 1st
> disk?   Is there a good howto out there ?

I don't think he can with software raid, either...not with a disk already
configured.  If I recall correctly, he would have had to create the
software raid at install time, and then partition the resulting soft-raid
array with /boot and / in order to make this scheme work.

Mike Burger

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