Backup with Snapshots

Backup with Snapshots involves creating minimum size snapshots, setting alarms, and utilizing writable and mountable snapshots for backup, restore, DB duplication, testing, and boot images. Learn to restore directories, create, activate, monitor, expose, deactivate, and rollback snapshots effectively.

• Backup
• Snapshots
• Concept
• Restore
• Monitoring

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Uploaded on Mar 03, 2025 | 0 Views

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Presentation Transcript

1. Backup with Snapshots

2. Snapshots Concept Minimum Snapshot size: 1% Alarm when snap size reach 80% Up to 4 per volume Writable and mountable Used mainly for backup & restore Other usages: DB duplication for testing, boot images New Write Block Old Block Original Volume IP SAN Snapshot Volume 9 am Snapshot Volume 8 am Snapshot Volume 7 am Snapshot Volume 6 am Method: Copy old on write

3. Restoring Directory from Snapshot Copy directory

4. Create Snapshot

5. Activate Snapshot

6. Monitor Snapshot

7. Expose Snapshot

8. Deactivate Snapshot (Needed before rollback)

9. Snapshot Rollback