Engineering Blog
Deep dives into cloud network architecture, Kubernetes egress routing, eBPF CNI telemetry, and cost attribution math.
Why AWS NAT Gateways Are a $0.045/GB Tax (And How GressTrace Attributes It)
NAT Gateways process out-of-band traffic silently. Here is how uncompressed pod traffic and cross-AZ routing bleed cloud budgets, and how pod-level telemetry attribution stops it.
eBPF vs OpenCost: Passive Kernel Flow Tracking in Kubernetes
A comparative benchmark of socket-level eBPF CNI hooks versus Prometheus OpenCost allocation scraping for microservice network attribution.