Production PostgreSQL with streaming replication, connection pooling, automated failover, and monitoring.
App servers connecting through the connection pooler.
Connection pooler reducing PostgreSQL connection overhead.
Handles all writes and synchronous read queries.
Streaming replication from primary for read scaling.
Second read replica for additional read capacity.
Automated failover, leader election via etcd/ZooKeeper/Consul.
Distributed consensus store for Patroni leader election.
Continuous WAL archiving to S3 for point-in-time recovery.
Query performance, replication lag, connection stats, alerting.
Full and incremental backups with S3 storage.
Explore this architecture with animated data flows, node auditing, and AI-powered analysis.
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