Re: SOHO storage server ZFS dedup vdev

In reply to: David Christensen : "SOHO storage server ZFS dedup vdev"
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From: David Christensen <dpchrist_at_holgerdanske.com>
Date: Sun, 18 Sep 2022 03:45:34 UTC

On 9/1/22 13:17, David Christensen wrote:

> # freebsd-version ; uname -a
> 12.3-RELEASE-p6
> FreeBSD f3.tracy.holgerdanske.com 12.3-RELEASE-p6 FreeBSD 
> 12.3-RELEASE-p6 GENERIC  amd64

> # zfs get -d 1 all p3 | egrep 'dedup.+verify'
> p3/archive               dedup                  verify                 
> local
> p3/backup                dedup                  verify                 
> local

> I am wondering what is the best way to create the dedup vdev?


I decided to see if a 'dedup' vdev can be made from a mirror -- yes, it can:

# zpool add p3 dedup mirror gpt/ssd1 gpt/ssd2


David