[ale] Is this a brain transplant or a heart transplant?

[Jeff Hubbs]

Except I don't think he's going to have an env-update, is he?  I never 
saw that or source /etc/profile outside of Gentoo. 

Barlow, Jim D wrote:

>We Gentoo buffs do this all of the time as a routine part of
>instalation.   I've done it with knoppix...
>
>Stolen from the Gentoo install documentation, you can mount your
>filesystems, chroot into position, and then run your profiles to make
>sure your environment variables are set:
>
>
>   Mount the /proc file system first, copy over the /etc/resolv.conf
>file and then chroot into your environment. 
>
>   Code Listing 1.1: Preparing and chrooting
> 
>   mount -t proc none /mnt/gentoo/proc
>   cp /etc/resolv.conf /mnt/gentoo/etc/
>   chroot /mnt/gentoo /bin/bash
>   env-update && source /etc/profile
>
>I always mount /mnt/boot too...
>
>Then configure and compile your kernel & modules and install, making
>sure your grub is ok.
>
>http://www.gentoo.org/doc/en/gentoo-x86-quickinstall.xml
>
>Good luck.   - Jim
>
>  
>
>-----Original Message-----
>From: ale-bounces at ale.org [mailto:ale-bounces at ale.org] On Behalf Of
>Scott Denlinger
>Sent: Monday, October 10, 2005 9:13 AM
>To: ale at ale.org
>Subject: [ale] Is this a brain transplant or a heart transplant?
>
>Hi all,
>
>I'm running Debian testing, and my processor recently died. I used this
>as an
>opportunity to upgrade my processor and system board, and now I need to
>figure
>out how to use my old hard drives, which contain a perfectly functional
>Debian
>system, with my new board and processor. Basically, my question is
>whether I
>can use my current partititions and data, and just compile a new kernel
>to
>match my new system board configuration. The system board, processor,
>and
>several peripherals no longer match exactly, so I definitely need a new
>kernel.
>
>I thought I might be able to boot into something like Knoppix, let
>Knoppix tell
>me what *it's* using for modules, then use that info. to compile my new
>kernel,
>but I'm not sure how I can do that from Knoppix, and I've not come
>across
>anything on the web which describes how this would work. Can I recompile
>a
>kernel just by mounting the root and boot partitions Knoppix recognizes
>and
>then compile a new kernel using sudo? Would anything I compile in this
>scenario
>boot properly when I'm done and no longer want to boot Knoppix?
>
>Or, are there some basic parameters I can pass on the command line as my
>OLD
>kernel (2.6.4) starts to boot that would drop me into a basic root shell
>from
>which I could recompile? I would have to pass in enough info. to get it
>to deal
>with my new Pentium 4 processor--the old one was a K7 Athlon.
>
>The worst-case scenario is that I could just wipe out my current disk
>configuration and reinstall completely, since I've got my critical data
>backed
>up, but I'd intriqued by the challenge of getting a new kernel to work
>with the
>setup I have.
>
>Thanks in advance for any advice.
>
>Scott Denlinger
>
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>  
>