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# GitHub - DavidHavoc/ayaFlow: A high-performance, eBPF-based network traffic analyzer written in Rust.

**[Hacker News](https://daily.dev/sources/hn)** · 4 min read · 11 upvotes · 0 comments

## Summary

ayaFlow is an open source, eBPF-based network traffic analyzer written in Rust, built on the Aya framework. It runs as a sidecarless DaemonSet in Kubernetes, attaching TC hooks at both ingress and egress to capture kernel-native packet events with minimal overhead (~33 MB RSS). A userspace Tokio agent polls a ring buffer, stores events in SQLite, and exposes a REST API plus Prometheus metrics. Optional deep inspection enables TLS SNI and DNS query extraction. The eBPF program compiles to just 784 bytes and the tool requires Linux kernel 5.8+ with BTF support.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://github.com/DavidHavoc/ayaFlow>

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---

Tags: [#linux](https://daily.dev/tags/linux), [#kubernetes](https://daily.dev/tags/kubernetes), [#rust](https://daily.dev/tags/rust)

[View this post on daily.dev](https://daily.dev/posts/github---davidhavoc-ayaflow-a-high-performance-ebpf-based-network-traffic-analyzer-written-in-rust-3cyrrgb60)

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