Istiod
3 articles
·
25 min read
How IstioD Manages Configuration at Scale: A Deep Dive into XDS
How istiod translates Istio resources into Envoy xDS configuration, why it's fast, what makes it slow, how to scale it, and which metrics matter most.
istio
istiod
xds
envoy
performance
scalability
operations
·
12 min read
Istio Observability Series (2/2): Golden Signals for the Control Plane — Monitoring istiod
Part 2 of our observability series. The golden signals for Istio's control plane — xDS push latency, config convergence, push rejections, certificate health, and istiod scaling thresholds.
istio
istiod
observability
prometheus
grafana
metrics
xds
·
9 min read
Hacking on Istiod: A Step-by-Step Guide to Local Development and Testing
A complete walkthrough for building, running, and debugging a modified Istiod locally — and watching your changes take effect on connected Envoy sidecar proxies in real time.
istio
istiod
development
kubernetes
envoy
xds