Explains eBPF architecture, programming models, and Linux use cases including networking, security, and observability.
npx skills add https://github.com/Wbunker/skills-repo --skill ebpf-expert
Please help me install this Agent Skill. Skill: ebpf-expert Source: https://github.com/Wbunker/skills-repo/tree/main/ebpf-expert Command: npx skills add https://github.com/Wbunker/skills-repo --skill ebpf-expert
This Skill provides comprehensive knowledge and operational guidance for eBPF, enabling users to understand, develop, and deploy eBPF programs for advanced system observability, networking, and security.
Use the ebpf-expert skill to explain what eBPF is and its history.
High-intent search queries and answers about installing and using this skill.
eBPF is a virtual machine in the Linux kernel that runs sandboxed programs for system observability, networking, and security without modifying kernel source. It uses a verifier to ensure safe execution and supports custom tracing and monitoring.
You develop eBPF programs using BCC and libbpf by writing programs in C, Go, or Rust. These tools provide the necessary libraries and interfaces to compile, load, and attach eBPF code to kernel hooks for debugging and performance analysis.
Yes, eBPF supports real-time security monitoring and high-performance networking. It handles custom system observability and network traffic manipulation at the XDP and TC layers, enabling deep packet inspection and low-latency packet processing.
The eBPF verifier imposes limitations by statically analyzing programs to ensure safety, restricting loops, and limiting register states. These constraints prevent infinite loops and crashes but require careful program design to pass verification.
The best way to debug kernel issues with eBPF is using bpftrace for quick tracing and BCC for complex scripts. These tools attach eBPF programs to kernel functions, allowing real-time analysis of system behavior without kernel recompilation.
While bpftrace uses its own high-level language, knowing C helps understand kernel structures and eBPF concepts. Bpftrace simplifies custom system observability, but deeper eBPF development with libbpf requires C for defining maps and helpers.
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mohitmishra786Write, load, and debug eBPF programs for Linux observability and networking.
