Tag: backup
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The UPS Was a Battery, Not a Shutdown Controller
systemctl is-activesaid active. The daemon had never once logged in.I went to look at a UPS status page expecting to be bored. The server it protects sits on an 850 VA unit over USB, the monitoring daemon has been running for as long as the machine has, and the whole thing had never asked me for anything.
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You Cannot Audit a Migration From the Destination
A December migration silently dropped six published posts. The audit I ran eight months later couldn’t see it, because an audit only examines what arrived.
In August I ran a full audit of this blog. It was thorough in the way audits are thorough. It probed 87 URLs, checked every outbound link, read the database, and produced a list of real problems:
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Five Copies, Two and a Half Fault Domains
3-2-1 is the rule everyone quotes. Three copies of your data, on two different media, with one offsite. It is a good floor and it is easy to think you have cleared it when you have not.
I counted my copies earlier this year and got five. Primary NAS (NAS1), secondary NAS (NAS2), a cold box, a drive at the office, and OneDrive. Comfortably past the bar. Then I counted what could fail independently and got roughly two and a half.
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Homelab 1.0: Compute, Storage, and Power
I’m back for my annual update on the state of my home network (state-of-the-network?)
This year, I’ve gone in at the deep-end with a full 3-node Proxmox cluster for compute, and expanded from 2 to 3 storage servers.