Dual boot?

Gene Heskett gene.heskett at verizon.net
Tue Feb 17 18:09:37 UTC 2009


On Sunday 15 February 2009, Norberto Bensa wrote:
>On Mon, Feb 16, 2009 at 1:14 AM, Norberto Bensa <nbensa at gmail.com> wrote:
>> # 10
>> title Kubuntu-8-10
>> root (hd1,0)
>> kernel /vmlinuz
>> initrd /initrd.img
>> boot
>
>Oh, one tip.
>
>When you boot your machine, while in grub, press 'c' and enter this
> commands:
>
>root (hd1,0)
>kernel /[tab]
>
>(by [tab] I mean press the TAB key; maybe you need to press it twice :-) )
>
>Do you see vmlinuz-2.6.*-generic ? If so, hd1,0 is your kubuntu
>install. If not, try:
>
>root (hd2,0)
>kernel /[tab]

Interestingly, while I am booted to the drive connected to sata1, which 
is "root (hd0,0)", the 400GB Hitachi, plugged into sata2, is "root (hd2,0)"
Common sense would have said it would be (hd1,0), but what I see when I tell 
it root (hd1,0) is identical to (hd0,0). (insert sound of scratching a slowly 
balding 74 yo head here)

OTOH, I am booted (f8) to /dev/sdb1 (/boot) and /dev/sdb3 (/), so maybe it 
makes some sort of perverse sense.  I believe some would say IFM :)

Thanks you for the hints, they were quite valuable.

What I did was to mount /dev/sdc1, find its menu.lst, and copy/paste that into 
my F8 grub.conf, adding the "root (hd2,0)" in each stanza below the 'title' 
line. (I'm going to have to do that again as it installed at least 2 newer 
kernels with the updates below) 

That worked, Juanty-alpha4 booted and I let adept install nearly 300 updates, 
but I wasn't able to make adept show me an available listing, has that been 
removed?

On 6.06, adept and synaptic are virtually workalikes as either can be used to 
select and install new packages, now it won't do anything but update whats 
installed.

In any event I did, once the updates were fetched, an "apt-get install vim* 
synaptic*" and it pulled in another ~105 packages. Then synaptic worked just 
fine, as did vim to edit the /etc/network/interfaces & make it fixed 
addressing when I next boot Juanty.  So progress is being made.

>Repeat until you see the Kubuntu kernel. Once you see it, you'll know
>which hdX is holding your kubuntu kernel.
>
>HTH,
>Norberto

Next unsilly Q:  I use fetchmail/procmail(with SA) here to pop 3 accounts, 
placing all the incoming that has gotten past the filters 
into /var/mail/xxxx, running all the above as that unpriviledged user.
I am assuming I can just transplant all the rc files to do that to me (gene) 
on the Juanty install, possibly with a chown cuz your users start at ID=1000 
& up, once fetchmail, procmail, and spamassassin are installed of course.

FWIW, the currently F8 installed version of fetchmail has a very occasional 
race in MSG_PEEK according to my logs, but if its actually effecting the mail 
suckage from those 3 pop servers I cannot detect it.

But, if I am to copy my whole 10GB email corpus across, which is all owned by 
root:root, I'd assume a chown -R gene:mail on that ~/gene/Mail/* would be 
required there, Correct?

Any other gotcha's?

Thanks everybody.

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Rule of Creative Research:
	(1) Never draw what you can copy.
	(2) Never copy what you can trace.
	(3) Never trace what you can cut out and paste down.




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