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ebpf
4 posts6–Jul 12, 2026
Netflix Explains Service Topology: A Real-Time Map for Thousands of Microservices
Netflix details Service Topology, a real-time dependency map spanning thousands of microservices. Learn how eBPF, application-layer, and trace data combine for fast incident response.
netflixobservabilitymicroservicesdistributed-systemsbfdd vs XDP-based BFD Fast Path Under CPU Stress: 44 vs 0 Flaps
Under CPU stress, FRR's bfdd flapped 44 times in 120 seconds while an XDP-based BFD fast path stayed at zero flaps, matching line-card-level reliability.
bfdebpfxdpnetworkingHow GitHub Uses eBPF to Block Circular Dependencies in Deployments
GitHub explains how it uses eBPF to detect and block circular dependencies caused by hosting its own source code, using cGroup-based network filtering and a DNS proxy.
ebpfgithublinux-kerneldevopsredissnoop: A Zero-Overhead Redis Traffic Profiler via eBPF
redissnoop uses eBPF to watch Redis commands at the kernel level, no MONITOR or proxy needed, reading TLS traffic before encryption while adding zero load to the server.
ebpfredisobservabilitylinux