Amazon RDS for SQL Server 和 Oracle 的高可用性和灾难恢复设计模式.pdf

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1、 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Sudhir AminSr.Specialist Solution ArchitectAmazon Web ServicesEric FeliceSr.Database Solution Arch

2、itectAmazon Web ServicesHA and DR design patterns for Amazon RDS for SQL Server and Oracle D A T 3 2 1 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.High Availability&Disaster Recovery driversAmazon RDS Managed Service overview-ResiliencyHigh Availability PatternsDisaster Recove

3、ry StrategiesBest practicesWhats new in RDSOpen Discussion Q&A Agenda 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Data centerData centerData centerRemember:AWS regions are built to be resilient!Region AAvailability Zone 1Availability Zone 2Availability Zone 3Region BAvailabili

4、ty Zone 1Availability Zone 2Availability Zone 3AWS Availability Zone(AZ)2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.A B O U T A P P L I C A T I O N A V A I L A B I L I T YHigh availability(HA)Smaller scale,more frequent events:Component failuresNetwork issuesLoad spikesMeasure

5、s mean over time:“The 9s”(99.99%available)May12345678910111213141516171819202122232425262728293031 2025,Amazon Web Services,Inc.or its affiliates.All rights reserved.Multi-Region:Strategies for disaster recovery U N D E R S T A N D I N G R E Q U I R E M E N T SBackup&restorePilot lightActive/activeW

6、arm standby RPO/RTO:HoursRPO/RTO:10s of minutesRPO/RTO:MinutesRPO/RTO:Real-time Lower-priority use cases Provision all AWS resources after event Restore backups after event Cost$Data live Services idle Provision some AWS resources scale after event Cost:$Always running,but smaller Business critical