io_uring represents a fundamental rethinking of asynchronous I/O in the Linux kernel. Comprehensive deep dive into io_uring architecture, submission/completion queues, SQPOLL mode, fixed buffers, linked operations, multishot, and real-world performance benchmarks.
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.