Deep-dive technical guide covering eBPF architecture, XDP packet processing, observability tracing, runtime security, and practical development with libbpf and CO-RE. Complete benchmark data and production deployment patterns.
A deep dive into Linux eBPF XDP technology, covering XDP architecture, program lifecycle, Maps mechanism, packet modification, redirection, XDP_DROP/XDP_PASS/XDP_TX/XDP_REDIRECT actions, and production use cases including DDoS protection, Layer-4 load balancing, and AF_XDP.