Enterprise customers expect your SaaS platform to deploy multiple times per day without dropping a single active HTTP request, WebSocket connection, or database transaction. Achieving true zero-downtime deployments requires coordinated health-check draining, backward-compatible database migrations, and automated canary rollbacks.
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Zero-Downtime Architecture Guides on This Site
- Rolling Auto-Scaling Updates on AWS EC2 & ALB: Updating Apps on Auto-Scaled AWS EC2 Cloud
- Serverless Revision Traffic Splitting on Google Cloud Run: Migrating Real-Time Django Channels & React PWA to Google Cloud Run
- Golden Helm & GKE Pipelines: Standardizing Containerized Deployments with Helm and GKE