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Aurora High Availability and Read Scaling

Aurora High Availability and [[Read Scaling]]ΒΆ

  • 6 copies of your data across 3 Availability Zone
    • 4 copies out of 6 needed for writes
    • 3 copies out of 6 needed for reads
    • [[Self healing]] with [[peer-to-peer replication]]
    • Storage is [[striped]] across 100s of volumes
  • One AWS Aurora instance takes writes (master)
  • Automated [[failover]] for master in less than 30 seconds
  • Master + up to 15 aurora read replica serve reads
  • Support for [[Cross Region Replication]]