AWS Well-Architected Framework – Disaster Recovery

  • RTO is the time it takes after a disruption to restore a business process to its service level.
  • RPO is the acceptable amount of data loss measured in time before the disaster occurs.
  • Disaster Recovery With AWS
    • Backup and Restore – storing backup data on S3 and recover data quickly and reliably.AWS Disaster Recovery 1
    • Pilot Light for Quick Recovery into AWS – quicker recovery time than backup and restore because core pieces of the system are already running and are continually kept up to date.AWS Disaster Recovery 2AWS Disaster Recovery 3
    • Warm Standby Solution – a scaled-down version of a fully functional environment is always running in the cloudAWS Disaster Recovery 4AWS Disaster Recovery 5
    • Multi-Site Solution – run your infrastructure on another site, in an active-active configuration.AWS Disaster Recovery 6AWS Disaster Recovery 7
    • AWS Production to an AWS DR Solution Using Multiple AWS Regions – take advantage of AWS’ multiple availability zones
  • Services
    • S3 as a destination for backup data that might be needed quickly to perform a restore.
    • Import/Export for transferring very large data sets by shipping storage devices directly to AWS.
    • Glacier for longer-term data storage where retrieval times of several hours are adequate.
    • Storage Gateway copies snapshots of your on-premises data volumes to S3 for backup. You can create local volumes or EBS volumes from these snapshots.
    • Preconfigured servers bundled as Amazon Machine Images (AMIs).
    • Elastic Load Balancing (ELB) for distributing traffic to multiple instances.
    • Route 53 for routing production traffic to different sites that deliver the same application or service.
    • Elastic IP address for static IP addresses.
    • Virtual Private Cloud (Amazon VPC) for provisioning a private, isolated section of the AWS cloud.
    • Direct Connect for a dedicated network connection from your premises to AWS.
    • Relational Database Service (RDS) for scale of a relational database in the cloud.
    • DynamoDB for a fully managed NoSQL database service to store and retrieve any amount of data and serve any level of request traffic.
    • Redshift for a petabyte-scale data warehouse service that analyzes all your data using existing business intelligence tools.
    • CloudFormation for creating a collection of related AWS resources and provision them in an orderly and predictable fashion.
    • Elastic Beanstalk is a service for deploying and scaling web applications and services developed.
    • OpsWorks is an application management service for deploying and operating applications of all types and sizes.

Source:
https://media.amazonwebservices.com/AWS_Disaster_Recovery.pdf

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