eBPF Exploration with Cilium

This hands-on lab guides you through exploring the eBPF technology that powers Cilium.

You'll learn to:

• Understand how Cilium uses eBPF for networking and security
• Use bpftool to inspect loaded eBPF programs
• Examine BPF maps and their contents
• Trace packet flow through Cilium's eBPF datapath
• Debug eBPF programs using Cilium tools
• Understand the performance benefits of eBPF

Understanding eBPF internals helps with advanced troubleshooting and optimization of Cilium.

Key Resources:

• eBPF Overview
• BPF and XDP Reference
• Cilium Datapath