[Cialug] ubuntu disk storage

[David Champion]

I would recommend you set up a sandbox on a VM, spare PC, rpi or whatever
and try your lvm stuff there before you destroy real data.

This series is a pretty good read.

https://www.redhat.com/sysadmin/create-physical-volume

-dc

On Fri, Feb 18, 2022, 3:12 PM L. V. Lammert <lvl at omnitec.net> wrote:

> On Fri, 18 Feb 2022 chris at bynw.com wrote:
>
> > Actually Dave's response and the others have been very helpful on this
> little learning project. Thank you so much.
> > Next question ..... can I move the /home directory to this LVM space??
> >
> Sure, ... but remember, there is no redundance with LVM - a LVM is
> "logical", and relies on the underlying "physical" layer to provide
> reduncancy a la RAID.
>
> All LVM provides is the ability to span multiple physical partitions into
> a single logical partition, .. if one drive dies, everything is toast
> unless the physical volumes are part of a RAID configuration.
>
> That is the main reason I prefer RAID6 over LVM - much easier to extend,
> and much simpler to manage with mdadm.
>
>         Lee
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