From: "Brian J. Murrell" <brian@interlinx.bc.ca>
To: linux-lvm@redhat.com
Subject: Re: [linux-lvm] Is MD array (containing a PV) reducible?
Date: Mon, 02 Oct 2023 18:50:21 -0400 [thread overview]
Message-ID: <800e8363150ab830a3b2514e3133794e088d242f.camel@interlinx.bc.ca> (raw)
In-Reply-To: <87v8boviwj.fsf@vps.thesusis.net>
On Mon, 2023-10-02 at 16:48 -0400, Phillip Susi wrote:
>
> You want to put an MD array inside of another MD array? Why?
Just to take advantage of MD's online/background sync to get the data
from md0 array to the md1 array.
> I would suggest instead that you add the luks volume as a new PV to
> your
> VG, then use pvmove to migrate all of your logical volumes from md0
> to
> md1, then vgreduce md0 from the VG, stop md0, mdadm --zero-
> superblocks
> /dev/sdc, then add sdc to md1.
That's an interesting alternative. Thanks for the suggestion.
Cheers,
b.
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next prev parent reply other threads:[~2023-10-02 22:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-02 16:03 [linux-lvm] Is MD array (containing a PV) reducible? Brian J. Murrell
2023-10-02 18:49 ` Phillip Susi
2023-10-02 19:21 ` Brian J. Murrell
2023-10-02 20:02 ` grumpy
2023-10-02 20:48 ` Phillip Susi
2023-10-02 22:50 ` Brian J. Murrell [this message]
2023-10-02 23:37 ` Phillip Susi
2023-10-03 22:23 ` Brian J. Murrell
2023-10-04 13:18 ` Phillip Susi
2023-10-04 17:59 ` Brian J. Murrell
2023-10-05 12:16 ` Phillip Susi
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