Kernel mixup after dump/restore

[Patrick Bowen]

Patrick Bowen wrote:

> List;
>
> I have a slice on ad0s1 mounting the root FS from ad0s2a, and 
> vice-verse. Here's what I did.
>
> 1.  Started out with a 20 Gig drive with two equal slices, ad0s1 
> (blank) and ad0s2 (FreeBSD).
>
> 2.  Used sysinstalls fdisk and bsdlabel to create /, /var, /tmp, and 
> /usr partitions on ad0s1 equal in size to those on ad0s2.
>
> 3.  Used the following command to copy partitions from ad0s2 to ad0s1;
>
>           dump -L -0 -f- /usr | (cd /mnt/hd/usr; restore -r -v -f-)
>
>     /usr is on ad0s2 and /mnt/hd/usr is ad0s1.
>
> 4.  Changed /mnt/hd/etc on ad0s1 to mount partitions on ad0s1, rather 
> than ad0s2.
>
> 5.  Used grub to boot either to ad0s1 or ad0s2.
>
> When I boot the first slice (ad0s1), df(1) shows all the partitions to 
> be ad0s1, except root, which is ad0s2. When I boot the second slice 
> (ad0s2), df(1) shows all partitions to be ad0s2, except root, which is 
> ad0s1.
>
> Can anyone explain this behaviour, and why it might have happened?
>
> Thanks,
> Patrick
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I should have mentioned that I modified the dump/restore command in #3 
above to reflect all the different partitions.

Patrick