this post was submitted on 22 Oct 2026
43 points (90.6% liked)

homelab

10770 readers
16 users here now

founded 6 years ago
MODERATORS
CMonster@lemmy.ml
43
RAID is not a backup: the 3-2-1 rule, honestly (chartmann1590.github.io)
submitted 1 day ago by homelabtherightway@lemmy.world to c/homelab@lemmy.ml
15 comments fedilink hide all child comments
 

What actually counts as a copy under the 3-2-1 rule, why a RAID mirror or a snapshot only protects against one kind of failure, and the one-page inventory that exposes the gaps.

Free weekly email with the week's posts, videos and one tip: https://chartmann1590.github.io/homelab-the-right-way/newsletter/

Disclosure: this is my own article (Charles Hartmann, Homelab the Right Way). Written with AI help and edited by me; the setup described is mine.

you are viewing a single comment's thread
view the rest of the comments
[–] TropicalDingdong@lemmy.world 4 points 1 day ago (2 children)

I dont engage with corporate social media.

And craigslist is busted.

[–] NotSteve_@lemmy.ca 1 points 1 day ago

Kijiji is pretty good too but it might only be in Canada?

[–] non_burglar@lemmy.world 1 points 1 day ago

You can often find storage in old computers at 2nd hand shops for cheap, and backups don't usually need to be fast, so performance isn't super critical.