Amazon ElastiCache Serverless for Valkey now supports online migration with zero downtime

Amazon ElastiCache Serverless for Valkey

ElastiCache Serverless for Valkey now supports online migration from self-managed Valkey and Redis OSS on Amazon EC2 with zero downtime. Your application continues reading and writing through cutover, and you do not need third-party replication tools.

Migration Process

• Prepare the migration
• Start the data sync
• Complete the cutover

Security

• Encryption: In transit (TLS)
• Authentication: Reads credentials from AWS Secrets Manager

Supported Versions

• Self-managed caches in cluster mode on Amazon EC2 running Redis OSS 4.0 through 7.2 or Valkey 7.2 through 8.1
• Migrate to Valkey 9.0

Pricing

• Free Usage: First 180 days per AWS account
• Post Free Usage: Pay per node-hour for migration nodes
• ElastiCache Serverless: Billed separately at standard data storage and ECPU rates

Regions

• Available in all commercial AWS Regions, the China Regions, and the AWS GovCloud (US) Regions

What to do

• Create or select an empty ElastiCache Serverless cache
• Start the migration from the ElastiCache console or the AWS CLI
• Refer to the documentation

Source: AWS release notes

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