Backup systems
iDrive (500 GB) (can expand to 5 TB)
Dropbox (2 GB)
Save to external solid state hard drive (SSD) (e.g., Seagate SSD)
Things to back up
MacBook
Roon
Digital music
MacBook backup
What needs to be backed up
Hard drive: -- GB
Backups: 77 GB
Roon Backups: 1 GB
Disc images: 4.7 X 17 = 79.9
Documents: 40 GB
Music: 6 GB
Pictures: 183 GB
Our photos by year: 181 GB
Movies: 56 GB
Methods
(1) iDrive [Size in December 2025: 434.65 GB; out of a total capacity of 500 GB]
(2) External SSD (e.g., photos)
Photos could go on a 2 TB SSD, and then be backed up to iDrive
(3) Blu Ray Disc (e.g., photos)
Photos: 181 GB / 25 GB = 7.24 discs
Photos: 181 GB / 50 GB = 3.62 discs
(4) Network Attached Storage
Roon Nucleus One BackupÂ
(1) Local and cloud storage: Backup to MacBook, and MacBook is backed up to iDrive
(2) Local storage: Backup to Seagate SSD plugged directly into the Roon Nucleus One
(3) Local storage: Back up to Network Attached Storage (NAS)
Digital music
(1) External SSD
(2) External SSD backed up to iDrive
(3) Roon internal SSD storage