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Disaster Recovery, RPO : recovery point objective
RTO: recovery time…
Disaster Recovery
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Strategies
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Pilot Light
Small version of app, always running
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Multi Site / Hotsite
Very low RTO, very expensive
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Recovery Tips
Backup
EBS Snapshots, RDS automated backups / Snapshots
Regular pushes to S3 / S3 IA / Glacier, Lifecycle Policy, Cross Region Replication
High Availability
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RDS Multi-AZ, ElastiCache Multi-AZ, EFS, S3
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Replication
RDS Replication (Cross Region), AWS Aurora + Global Databases
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Data Sync
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Can sync to S3, EFS, FSx Win
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Replication: hourly, daily, weekly
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- RPO : recovery point objective
- RTO: recovery time objective
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