# 09 - eBPF Instrumentation - Low-Overhead Observability Without Code Changes

eBPF fundamentals, kernel-level tracing, zero-code instrumentation, Pixie, CO-RE, performance benefits, Kubernetes integration.

## What you'll learn

- eBPF Probe Types
- How eBPF Works
- Pixie: Kubernetes Observability with eBPF
- Cilium and Hubble: Network Observability
- eBPF vs Auto-Instrumentation: Comparison

*This article is part of the **Observability** series on federicocalo.dev.*

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## Read the full article

The complete article (14 min read) with code examples, diagrams, and practical exercises is available here:

**➡️ [09 - eBPF Instrumentation - Low-Overhead Observability Without Code Changes](https://federicocalo.dev/en/blog/ebpf-instrumentation-no-code)**

`https://federicocalo.dev/en/blog/ebpf-instrumentation-no-code`

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*By [Federico Calò](https://federicocalo.dev) — Software Developer & Technical Writer*