Re: why does one need an initrd if using LVM?

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On Sat, May 03, 2003 at 02:42:08PM -0400, Robert P. J. Day wrote:
>   (perhaps related to an earlier issue as to why one needs 
> an initrd when using ext3 ...)
> 
>   earlier today, when demonstrating to a class how to rebuild
> a kernel, i suggested that one could avoid having to deal with
> creating an initrd.img if one built all necessary drivers into
> the kernel.

I'd much rather see courses that give student information on how to
deal with initrds, instead of working around them by recompiling
kernels.

>   as a test, i ran "mkinitrd" against the new kernel,
> got my new initrd.img, and opened it up to find ...
> no module at all.  not surprising since everything was
> in the kernel, and "mkinitrd" was smart enough to figure
> that out.  but using that module-less initrd.img got the
> boot to work.

You have to have LVM userland utilities to activate the volumes.

Cheers,

Matt
msw@xxxxxxxxxx
--
Matt Wilson
Manager, Base Operating Systems
Red Hat, Inc.





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