On: AWS App Mesh – Service Mesh for Microservices on A...

[manigandham]

More protocol support, retries, rate-limits, circuit-breakers, traffic mirroring, better load-balancing, faster proxy performance, complex routing, fine-grained security policies with pluggable authentication, and in-depth monitoring with integrated tracing.

Smaller clusters or services don't need it. The docs overview page is worth a read: https://istio.io/docs/concepts/what-is-istio/

[jsmeaton → manigandham]

Thanks! I was wondering if mesh effectively replaces services and why, and you've answered that.