At home:
I use scheduled btrfs snapshots on mission NAS and send them periodically
to backup NAS off-site.

I keep up to year old backup snapshots.

I am 100% linux shop, so, if I could not use btrfs NAS to NAS snapshot
send/receive. I would (was) use borg to send backups to remote NAS.

Hope it helps,
Tomas

On Wed, Feb 21, 2024, 16:44 Paul Heinlein <heinl...@madboa.com> wrote:

> On Wed, 21 Feb 2024, Charles Sliger wrote:
>
> > Looking for recommendations for Linux backups.
> > Anyone use theirs for actual restoring of files or disks?
>
> Yes.
>
> At work, we use Bacula and an actual in-operation tape library. We've
> never had trouble with restoring data, but we don't image or restore
> whole block devices. We maintain a few petabytes of data on tape.
>
> We also use a product that I believe now goes by the name MSB Backup.
> We have a licensed version, but there's a free version for desktop
> machines. We use that product to back files up to Amazon S3/Glacier;
> we do test restorations at least once a year, and we've not yet had
> any problems.
>
> But, really, first things first:
>
> Are you concerned with hardware failure (e.g., failed disk), human
> failure (e.g, mistakenly deleted file), or both?
>
> Human failure can largely be mitigated with some sort of copy-on-write
> file snapshotting system, which can be provided by ZFS, LVM, and
> related technologies.
>
> If hardware failure, what is the scope of failure against which you
> want to protect? Failed hard drive? Stolen computer? Burned-down
> domicile? Cascadia under water? Your answer will tall you a lot about
> where to store your files: a second hard drive, a removable hard drive
> kept in a secure location, a local off-site venue, an out-of-region
> venue.
>
> What is the timeframe of failure you want to guard against? A day? A
> week? Month? Year? Longer?
>
> Do you need your backups stored in multiple locations?
>
> --
> Paul Heinlein
> heinl...@madboa.com
> 45°22'48" N, 122°35'36" W
>

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