Re: Does grub have to write to the boot device to boot a system?

[ardoRic]

On Mon, Mar 17, 2008 at 9:59 PM, Paul Albrecht <address@hidden> wrote:
>
>  On Mon, 2008-03-17 at 17:20 -0400, Pavel Roskin wrote:
>  > On Mon, 2008-03-17 at 15:26 -0500, Paul Albrecht wrote:
>  > > Hi,
>  > >
>  > > A question: Does grub have to write to the boot device to boot a system?
>  >
>  > No.
>  >
>
>  I'm booting linux with grub and have setup a separate boot partition.
>  After I boot the system, I md5sum'ed the boot device and compared it
>  with one saved from a prior boot. They're always different.
>
>  Any idea why the md5sums for the boot device differ?
>

if it was mounted and it's not a read-only filesystem it's quite
probable that your OS changed something in the filesystem meta data.
Example would be updating last mount time.