AS1200 : Boot help!

[Ted Goodridge, Jr.]

I actually meant 3 sectors.  Forgot to list 0,1,2 and yeah thats enough  
for aboot

On Sun, 15 May 2005 18:55:50 -0600, Michal Jaegermann  
<michal at ellpspace.math.ualberta.ca> wrote:

> On Sat, May 14, 2005 at 06:08:55PM -0500, Ted Goodridge, Jr. wrote:
>> You need to make sure you start at sector 3 with yoru first
>> partition, and not use sectors 1 and 2 on the disk you want to boot  
>> from.
>> These sectors will be used by the bootloader when you install it.
>
> Two sectors is not good enough.  A bootloader used by aboot takes
> something of order 80-100K.  One cylinder is easy to skip with
> various tools and it will be sufficient.
>
>>
>> On Sat, 14 May 2005 17:26:23 -0500, James Kurtenbach
>> <jwkurtenbach at sysmatrix.net> wrote:
>>
>> > OK, more details.   Disk Druid complained about not enough space at  
>> the
>> > beginning of the disk for the boot partition. It says to make sure it
>> > has at least 3 meg free.
>
> For a boot _partition_, i.e. a place where you keep you kernels, initrd
> and whatever else you need to boot, that would be rather tight.  You do
> not need a boot partition although you may want to use one.  A
> journalling ext3 on that partition, instead of just ext2, gives really
> only an extra overhead.  For a space for a bootloader, which does not
> need to be covered by any partitions, that 3 Megs is really too much but
> Disk Druid often likes very wide margings;  like 100 Megs for a boot
> partition (which you may possibly need if you have tons of development
> kernels).  Various whinings from Disk Druid are just that.
>
>> > I have used the disk for vms and other os's before.   Do I need
>> > to do a low level format or something?
>
> There is no reason for this.  Depending on what actually is in the
> first two disk sectors you may want to zero them out and that is it.
> Some leftovers may cause confusion - in Disk Druid in particular
> which seems to be very easy to confuse.
>
>    Michal
>
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