[svlug] booting from software raid?

Marc MERLIN marc_news at valinux.com
Tue May 30 18:11:12 PDT 2000

On mar, mai 30, 2000 at 11:55:23 -0700, Deirdre Saoirse wrote:
> On Tue, 30 May 2000, Arthur Thomas wrote:
> > i agree with the fact that this is a bad idea however , with / being
> > mirrored, should a disk fail, the machine will stay up. how else
> > (without hardware raid) can I accomplish this ?
> ::throws hands up::
> You miss the point. It can't know about how to do raid until the raid
> software is loaded. I.e., you have created a chicken/egg problem. Clearly,
> the partition containing the information on how to do raid cannot itself
> be raided with software raid.

Yeah, so you yank the bad disk and the system boots from the other one.

If you have a realweasel card, or VACM, you tell the SCSI bios not to boot
that disk, and you boot from your other drive.

Microsoft is to software what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/ (friendly to non IE browsers)
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