Tag: #Cilium
Kubernetes, DevOps and MLOps, written from things we ran and measured ourselves · 2 posts
gRPC in Action on a Small Cluster: etcd, CRI, Hubble, OTLP
We measured gRPC by simply reading four conversations on a small cluster with 8 nodes. kube-apiserver had 247 TCP connections open to etcd on the same node because Kubernetes creates a separate etcd client for each resou
2026-10-16 · 19 min read #gRPC#etcd#CRI#containerd#HubblegRPC in Kubernetes: Why It Floods a Single Pod and Health Checks
The default load balancing of a Kubernetes Service chooses a backend once when a connection is opened. Because gRPC reuses a single connection and funnels calls over it, increasing pods still sends calls from existing co
2026-10-16 · 19 min read #gRPC#쿠버네티스#부하 분산#헤드리스 서비스#xDS