Amazon ElastiCache Serverless for Valkey now supports online migration with zero downtime
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This article announces zero-downtime online migration support for Amazon ElastiCache Serverless for Valkey from self-managed Valkey and Redis OSS on EC2.
- Applications continue reading and writing during migration with zero errors returned to clients
- Three-step process: prepare migration, start data sync, and complete cutover with manual or automatic options
- Supports Redis OSS 4.0-7.2 and Valkey 7.2-8.1, migrating to Valkey 9.0
- Uses TLS encryption and AWS Secrets Manager for secure credential management
- Free migration for first 180 days per account, then charged per node-hour
- Available in all commercial AWS Regions, China Regions, and AWS GovCloud (US)
ElastiCache Serverless enables seamless migration without third-party tools or application downtime.
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