more gpart/glabel problems

Daniel Braniss danny at cs.huji.ac.il
Fri Jan 14 11:33:49 UTC 2011


> On 14.01.2011 13:37, Daniel Braniss wrote:
> > and on the console:
> > 	GEOM: mfid0: the secondary GPT table is corrupt or invalid.
> > 	GEOM: mfid0: using the primary only -- recovery suggested.
> > 	GEOM: mfid0: the secondary GPT table is corrupt or invalid.
> > 	GEOM: mfid0: using the primary only -- recovery suggested.
> > 	GEOM: label/r0: corrupt or invalid GPT detected.
> > 	GEOM: label/r0: GPT rejected -- may not be recoverable.
> > 
> > BTW, going the MBR way, it works as expected.
> > 
> > so what am I doing wrong?
> 
> GLABEL saves his metadata in the last sector of the given provider
> where secondary GPT is located. You can label mfid0 with glabel and
> after that create GPT on top of label/r0. This should work.

I guess 'should' is the right word, because it doesn't :-)
	# glabel label r0 mfid0
	# gpart create -s GPT label/r0
	label/r0 created
but on console:
	GEOM: mfid0: the secondary GPT header is not in the last LBA
next:
	# gpart add -b 34 -s128 -t freebsd-boot $d
on console: more of the same, and
	# gpart show
	=>        34  1952448444  label/r0  GPT  (931G)
	          34         128         1  freebsd-boot  (64K)
	         162  1952448316            - free -  (931G)
	
	=>        34  1952448444  mfid0  GPT  (931G) [CORRUPT]
	          34         128      1  freebsd-boot  (64K)
	         162  1952448316         - free -  (931G)
danny




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