Re: [Xen-users] Guest O/S Questions

[Anthony Liguori <aliguori@xxxxxxxxxx>]

Marcus Brown wrote:

> Hi all,
>
> This looks quite interesting, however I'm confused about the partition
> table issue. AFAIK the bootloader takes the first 446 bytes of the first
> sector on the partition, and the partition table is the last 64 bytes of
> this same sector (a sector being 512 bytes).
>
> Your dd command skips the first 63 sectors of the image.
> How does this produce a workable disk image?
>  
You're right.  fdisk (and AFAIK, modern partitioning tools) prefer to 
start partitions on the first cylinder boundary.  The assumption here is 
that each cylinder contains 63 sectors.
Regards,

Anthony Liguori



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