Backup Strategy for VPS — 3-2-1 Rule

Principles

• 3 copies: production + local backup + offsite.
• 2 different media: snapshots + object storage.
• 1 offsite: store in a different region/provider.

Practice

• Automate daily backups; encrypt archives.
• Run restore drills monthly to verify integrity.
• Keep configs in Git; document recovery steps.

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