extend file system

[Liam Proven]

On Mon, 20 May 2024 at 21:37, Jerry Geis <jerry.geis at gmail.com> wrote:
>
> I have an OLD dell with 2T Raid-1 disk in slots 1 and 2. 3 and 4 are empty.

Not enough info.

What kind of Dell? What sort of disks on what sort of controller? Formatted how?

> I also have two more OLD disks from another dell that died.
> I would like to put the two disks into the working Dell and desire to make the file system look all the same. "Continuous"

Again, not enough info.

Do you mean that you have a RAID and you want to expand the RAID to
include the new drives?

Absent the info I highlight above, I can't give any specific answer,
but the overview is:

Not trivial. Backup, recreate, restore.

> so right now /dev/sda1 (from the RAID-1)

What RAID-1? You didn't tell us.

>  is mounted as /
> I can put in disk 3 and format as ext4 - same with disk 4.
>
> But I don't know how to tell the system that all those should be "continuous' '.
> Its all just backup data - nothing special. Just looking for all continuous.

How is the RAID created? What manages it?

> Is that possible? How.

 Backup, recreate, restore.

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