How to Tune PHP, Node.js, Python, and Go for High Concurrency on AWS
ECS concurrency: PHP-FPM vs Octane, Node event-loop lag, Gunicorn/asyncio, Go goroutines. July 2026 matrix + ulimit checklist.
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ECS concurrency: PHP-FPM vs Octane, Node event-loop lag, Gunicorn/asyncio, Go goroutines. July 2026 matrix + ulimit checklist.
Most auto-scaling configs end up reactive: they scale after load hits, not before. This covers the patterns that anticipate demand across EC2, ECS, and Lambda, with the cost trade-offs of target tracking, step scaling, and predictive scaling.
ECS is "AWS-native containers." EKS is "Kubernetes, but you're still on the hook for everything Kubernetes." A decision guide for picking between ECS and EKS based on team Kubernetes experience, operational complexity, and the cost gap at production scale.
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