Cloud Archive vs Tape: Total Cost & Cost per TB-Month
This lesson is part of the course
In this lesson
You compare five years of keeping Kestrel Post's 240 physical TB of backups in a cloud archive tier with an on-premises tape library, and express both as cost per TB-month.
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Lessons in this course
- RAID Levels: Raw vs Usable Capacity (and TB vs TiB) Locked
- Drive Failures & Rebuild Time: AFR, MTBF and Read-Error Risk Locked
- Backup Window: Data ÷ Throughput and the Bottleneck Locked
- Full, Incremental & Differential Backups over a Week Locked
- Retention Policy: Grandfather-Father-Son Copies & Storage Needed Locked
- Deduplication & Compression: Logical vs Physical TB Locked
- Cloud Archive vs Tape: Total Cost & Cost per TB-Month Locked
- RPO & RTO Feasibility Check (with a Chart) Locked