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3 results for “Backups”.

• The 3-2-1 Backup Rule, and Why Restoring Is the Real Test
  Backups fail in two directions: the copy you never made and the restore you never practised. The 3-2-1 rule is the oldest insurance policy in system administration — here is what each number actually protects against, and the failure modes it does not cover.
• Silent Failure: How Our Backup Turned Out to Have Never Succeeded
  For months the snapshot system was confident it had "finished" while every upload to R2 failed silently. The cause: an API token with the wrong scope, and a script that never counted failures. The lesson: timer success is not proof of job success.
• Tukuk-OS Automation: Backups, Watchdogs and Self-Monitoring
  How Tukuk-OS stays alive without me staring at a screen: scheduled backups to R2, a watchdog that restarts services, and logs that tell what happened.