gpart backup, restore and bootcode
web at 3dresearch.com
Wed May 28 10:35:46 UTC 2014
On Tue, 27 May 2014 07:51:56 -0600 (MDT)
Warren Block <wblock at wonkity.com> wrote:
> On Tue, 27 May 2014, Janos Dohanics wrote:
> > Hello list members,
> > Do the commands gpart backup and gpart restore also back up and
> > restore the bootcode? The gpart(8) man page says:
> > "restore Restore the partition table from a backup previously
> > created by the backup action and read from standard input. Only the
> > par- tition table is restored. This action does not
> > affect the con- tent of partitions. After restoring the partition
> > table and writing bootcode if needed, user data must be
> > restored from backup."
> > I read this section as "yes" - is this correct?
> To my knowledge, no. The bootcode is separate from the partition
> data, and not included with gpart backup.
> > I assume "yes" since my bootcode is embedded having been added
> > using "gpart bootcode -b ..." and thus "embed-ded in the
> > partitioning scheme's metadata".
> > Is there a way to show/verify if bootcode is written to the disk?
> Hmm. 'file -s /dev/ada0', although I think there is no way to tell
> when that bootcode was updated.
Thank you both.
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