Every Call You Make: Why Watching Traffic (and eBPF) Is the Future of Developer Tools
The “99% developers” need easier solutions for observability. Learn how eBPF may be the way to get there.
Linux kernel's eBPF feature put to unexpected new uses
The Register's coverage of Linux Plumber's Conference where new use cases like ghOSt and HID-BPF were presented
Porting an eBPF-based application to arm64: our experience with Inspektor Gadget
Inspektor Gadget is now available on arm64! It will enable you to debug your kubernetes cluster running on this architecture, whether it is a thousand nodes cluster hosted in the cloud or locally on your arm64-based laptop or SBC
Differentiate three types of eBPF redirections
There are three types of eBPF redirection fashions in Linux kernel that may confuse developers often: bpf_redirect_peer(), bpf_redirect_neighbor(), and bpf_redirect(). This post helps to clarify them by digging into the code in history order, and also discusses usages & related problems in real world.
A story about AF_XDP, network namespaces and a cookie
A crash in a development version of flowtrackd (the daemon that powers our Advanced TCP Protection) highlighted the fact that libxdp (and specifically the AF_XDP part) was not Linux network namespace aware. This blogpost describes the debugging journey to find the bug, as well as a fix.
Linux tracing/profiling 基础：符号表、调用栈、perf /bpftrace 示例等
整理一些 tracing/profiling 笔记，目前内容主要来自 Practical Linux tracing 系列几篇文章。