- Entries
- 03 published
- Updated
- May 2026
- Archive
- All sections
How I set up NAS-to-NAS backup at home (Part 3: What I'm doing about it)
The destination NAS's CPU is the wall. Drives have headroom, the network has headroom, the source is bored. The Atom in the DS1815+ is why an 11 TB initial replication is going to take days, with three more shares behind it. Here's how I thought through the options.
May 16, 2026
Synology NAS-to-NAS backup with Snapshot Replication, Part 2: What went wrong
An overnight death I couldn't immediately explain, CPU pegged on a single core, drives bored. The bottleneck on a 12-year-old Atom NAS turned out to be more interesting than the symptom.
May 9, 2026
Synology NAS-to-NAS backup with Snapshot Replication, Part 1: The build
Going from zero backup of 45 TB to twice-weekly Snapshot Replication between two Synology NASes — the hardware, the decisions, and the one wizard quirk nobody warns you about.
May 8, 2026