“The goal is to ensure that if an entire cloud region (for example, AWS Frankfurt) becomes unavailable, the application can continue running in another region (for example, AWS Ireland) with minimal downtime and data loss.”
“- Kubernetes health probes.”
“Google Cloud | Cloud Load Balancing, Cloud Spanner, Cloud SQL cross-region replicas”
Redis
“Redis | Regional replicas or independent regional caches”
“RabbitMQ | Replicated messaging architecture”
“PostgreSQL | Streaming replication, managed cross-region replicas”
“- Cloudflare Load Balancing.”
“Microsoft Azure | Traffic Manager, Front Door, Azure SQL failover groups”
“MongoDB | Replica sets and distributed clusters”
“S3/Object Storage | Cross-region replication”
“Kafka | Cross-region replication or mirrored topics”
“MySQL | Replication and managed regional failover”
“DynamoDB | Global Tables”
“CockroachDB | Distributed SQL across regions”
Google Cloud Spanner
“Google Cloud Spanner | Multi-region replication”