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List:       netbsd-users
Subject:    Re: gpt backup header?
From:       Steven Bellovin <smb () cs ! columbia ! edu>
Date:       2010-05-31 1:58:10
Message-ID: 612F1EA8-3B18-4A27-ADAD-AB41815C3DF4 () cs ! columbia ! edu
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On May 30, 2010, at 9:16 48PM, Jonathan A. Kollasch wrote:

> On Sun, May 30, 2010 at 08:25:52PM -0400, Steven Bellovin wrote:
> > I decided to convert a disk from fdisk/mbr to gpt/wedges; however, gpt muttered \
> > that there was no room for a backup header. (a) Is this a problem?
> 
> With the information given, probably yes.
> 
> > (b) If so, what should I do to solve it?  This is on amd64/5.1rc2.
> 
> You have to make room for at least 34 sectors at the end of the disk.
> How this is done depends on what's already there and what other storage
> you have available to make a "three-point turn".

There is nothing on the disks, which makes that easy...

Tnx.

		--Steve Bellovin, http://www.cs.columbia.edu/~smb


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