Resize geli provider (md)

[Fabian Keil]

javocado <javocado at gmail.com> wrote:

> I have a md-backed geli mount which I created as follows:
> 
> dd if=/dev/zero of=geli.img bs=1m count=102400
> mdconfig -f geli.img -u 123
> geli init /dev/md123 (blank pass)
> geli attach /dev/md123
> newfs /dev/md123.eli
> mkdir encrypted
> mount /dev/md123.eli encrypted
> 
> And I wish to expand it's size. The method I've been using is to create new
> larger device and copy data over, but I'm hoping there's a better way to
> expand in place (without the loss of the existing data). Any advice?

Increase the size of geli.img (for example with truncate -s +...),
resize the geli provider with 'geli resize', and finally grow the
file system with growfs. For details see the man pages.

Fabian
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