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pwru is an eBPF-based tool for tracing network packets in the Linux kernel with advanced filtering capabilities. It allows fine-grained introspection of kernel state to facilitate debugging network connectivity issues.

Demo

#ebpf #tracing #tool
Building a continuous Profiler part 1: An intro to app ProfilingPermalink

Building a Continuous Profiler Part 2: A Simple eBPF-Based Profiler

Building a Continuous Profiler Part 3: Optimizing for Prod Systems

#ebpf #profiling #perfomance
eBPF based always-on profiler auto-discovering targets in Kubernetes and systemd, zero code changes or restarts needed!

https://github.com/parca-dev/parca-agent

#linux #kubernetes #k8s #perfomance #ebpf #pprof #observability
Caretta is a lightweight, standalone tool that instantly creates a visual network map of the services running in your cluster.

https://github.com/groundcover-com/caretta

#kubernetes #ebpf #observability #monitoring
Using eBPF and predefined inspections to minimize "observability tax"

https://coroot.com/blog/minimizing-observability-tax

#ebpf #observability #coroot