Date: Tue, 27 Oct 2020 15:07:54 +0100 From: xpetrl <xpetrl@beepc.ch> To: Steve O'Hara-Smith <steve@sohara.org> Cc: freebsd-questions@freebsd.org Subject: Re: move zfs geli encrypt mirror to unencrypted Message-ID: <318d505d-695c-6889-5498-fcf64fc058f0@beepc.ch> In-Reply-To: <20201027140244.e16da5e379dc4001c5810c51@sohara.org> References: <66e2f2da-af22-766a-cc7a-78c29735e39f@beepc.ch> <20200916153611.abaaa06edad1738c9c4c381e@sohara.org> <f149d8b0-b2c2-f1ac-110e-f9fd0eb1070f@beepc.ch> <20201027140244.e16da5e379dc4001c5810c51@sohara.org>
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On 10/27/20 3:02 PM, Steve O'Hara-Smith wrote:
> On Tue, 27 Oct 2020 14:44:50 +0100
> xpetrl <xpetrl@beepc.ch> wrote:
>
>>> xpetrl <xpetrl@beepc.ch> wrote:
>>>
>>>> Hello,
>>>>
>>>> We have a server with 4 disks, 2 zpool are zfs mirror:
>>>>
>>>> - base system unencrypted, partitions (da*p2)
>>>> - data storage, geli encrypted, partitions (da*p4)
>>>>
>>>> We now want to "move" the data storage (encrypt) to unencrypted
>>>> partition.
>>>
>>> Do you still want the encrypted partitions ? If not the simplest
>>> thing to do would be to detach the encrypted devices (daNp4.eli) one at
>>> a time and attach the unencrypted device (daNp4) in its place, wait for
>>> the resilver and repeat for the other devices in the zvol.
>>>
>>
>> Detached one drive daNp4.eli, then I didn't found how to attach daNp4:
>>
>> zpool attach encrypt 3680521480316264201 /dev/da3p4
>
> I presume encrypt is the pool name, but what is
> 3680521480316264201 ?
guid
Yes, encrypt is the pool name.
# zdb -l /dev/da0p4.eli
[...]
children[2]:
type: 'disk'
id: 2
guid: 3680521480316264201
path: '/dev/da2p4.eli'
whole_disk: 1
DTL: 350
create_txg: 4
>
> If you post the output of zpool status I'll be able to work out the
> right command line to use.
>
# gpart show
=> 40 23437770672 da0 GPT (11T)
40 2008 - free - (1.0M)
2048 1024 1 freebsd-boot (512K)
3072 1024 - free - (512K)
4096 352321536 2 freebsd-zfs (168G)
352325632 4194304 3 freebsd-swap (2.0G)
356519936 23068672000 4 freebsd-zfs (11T)
23425191936 12578776 - free - (6.0G)
=> 40 23437770672 da1 GPT (11T)
40 2008 - free - (1.0M)
2048 1024 1 freebsd-boot (512K)
3072 1024 - free - (512K)
4096 352321536 2 freebsd-zfs (168G)
352325632 4194304 3 freebsd-swap (2.0G)
356519936 23068672000 4 freebsd-zfs (11T)
23425191936 12578776 - free - (6.0G)
(the same output is for the next 2 disks, da2 and da3)
# zpool status
pool: encrypt
state: ONLINE
scan: scrub repaired 0 in 0 days 04:02:26 with 0 errors on Fri Sep 4
18:08:21 2020
config:
NAME STATE READ WRITE CKSUM
encrypt ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
da0p4.eli ONLINE 0 0 0
da1p4.eli ONLINE 0 0 0
da2p4.eli ONLINE 0 0 0
da3p4.eli ONLINE 0 0 0
errors: No known data errors
pool: zroot
state: ONLINE
scan: scrub repaired 0 in 0 days 00:06:21 with 0 errors on Fri Sep 4
14:12:09 2020
config:
NAME STATE READ WRITE CKSUM
zroot ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
da0p2 ONLINE 0 0 0
da1p2 ONLINE 0 0 0
da2p2 ONLINE 0 0 0
da3p2 ONLINE 0 0 0
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