CNI Comparison: Calico vs Cilium vs Flannel vs Multus 2026
Kubernetes CNI showdown — Calico, Cilium, Flannel, Multus compared on performance, eBPF data plane, network policy, multi-network, and the 2026 production picks for industrial edge.
Cilium eBPF Service Mesh: L3-L7 Networking, Observability, Security 2026
Complete Cilium service mesh guide — eBPF datapath, Envoy integration, L7 policies, Hubble observability, and sidecarless vs Istio trade-offs.
eBPF for Observability: How Kernel-Level Tracing Replaced Traditional APM
eBPF observability guide — verifier, maps, probes, Cilium/Pixie architectures, continuous profiling, and why kernel-level tracing wins over APM.
eBPF for Kubernetes Observability: An Architecture Decision Record for Replacing Traditional APM
Architecture decision record for adopting eBPF-based observability in Kubernetes. Comparison with traditional APM agents, Cilium/Hubble/Pixie evaluation, performance overhead analysis, and migration path.