gptboot: invalid backup GPT header
wblock at wonkity.com
Mon Nov 3 04:46:36 UTC 2014
On Mon, 3 Nov 2014, John wrote:
> On Sun, Nov 02, 2014 at 07:15:59AM -0700, Warren Block wrote:
>> Clearing the last blocks will remove the warning, at least if the
>> assumption is correct. ZFS is not supposed to be using the last
>> portion of the disk(*) to make replacing disks of slightly different
>> sizes easier. Still, I would back up either the whole array, the
>> whole disk, or at least the last 33 blocks of mfid1 first.
> Thanks for replying. So, in short - is my data on the array in any
> danger, or is this just a cosmetic issue?
If the guess is correct, it's just cosmetic. Unless someone panics at
the warning and tries to repair it.
More information about the freebsd-fs