technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Internals Hubble internals Hubble Hubble). Linux CILIUM_CLI_VERSION=$(curl -s https://raw.githubusercontent.com/cilium/cilium-cli/main/stable- v0.14.txt) CLI_ARCH=amd64 if [ "$(uname -m)" = "aarch64" ]; then CLI_ARCH=arm64; fi curl

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Developer / Contributor Guide : Guide BPF Architecture Toolchain Program Types Further Reading API Reference Introduction How to access the API Compatibility Guarantees API Reference Reference Command Cheatsheet Command utilities: Self-Managed Kubernetes Managed Kubernetes Installer Integrations CNI Chaining Security Tutorials HTTP/REST API call authorization Locking down external access with DNS-based policies Securing a Kafka cluster How

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interac�ng with a local Cilium instance. Developer / Contributor Guide : Guide BPF Architecture Toolchain Program Types Further Reading API Reference Introduc�on How to access the API Compa�bility Guarantees API Reference Reference Command Cheatsheet Command u�li�es: Command MicroK8s Self-Managed Kubernetes Managed Kubernetes Installer Integra�ons Security Tutorials HTTP/REST API call authoriza�on Locking down external access with DNS-based policies Securing a Ka�a cluster How

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Hubble internals Hubble Architecture gRPC service over plain-text HTTP on the host network without any authentication/authorization. The main consequence is that anybody who can reach the Hubble gRPC service can obtain all the networking metadata

technical deep dive of BPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Getting Started : Gives background 4 Examples Layer 7 Examples Kubernetes Endpoint Lifecycle Troubleshooting L7 Protocol Visibility API Rate Limiting Default Rate Limits Configuration Automatic Adjustment Metrics Understanding the log Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Reference Command Cheatsheet Command

technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Internals Hubble internals Hubble clusters. Create a Service Principal: In order to allow cilium-operator to interact with the Azure API, a Service Principal with Contributor privileges over the AKS cluster is required (see Azure IPAM required

technical deep dive of eBPF and XDP technology, primarily focused at developers. API Reference : Details the Cilium agent API for interacting with a local Cilium instance. Development Guide : Gives background Podcasts Blog posts Books Talks Further Documents API Reference Introduction How to access the API CLI Client Golang Package Compatibility Guarantees API Reference Hubble internals Hubble Architecture contact k8s api-server In the Cilum agent logs you will see: level=info msg="Establishing connection to apiserver" host="https://10.96.0.1:443" subsys=k8s level=error msg="Unable to contact k8s api-server"

could see the variable x when Foo() is called” Github Link: https://github.com/pixie-labs/pixie/tree/main/demos/simple-gotracing Relevant Code: // computeE computes the approximation of e by running a computeE 00000000006609a0 g F .text 000000000000004b main.computeE [0] % objdump -d app | less 00000000006609a0 <main.computeE>: 6609a0: 48 8b 44 24 08 mov 0x8(%rsp) eBPF Using uprobes eBPF ... ... main.computeE 0x6609a0 { App Binary main.main { 0x6609f0 ... ... main.computeE Uprobe Hook { App Binary main.main { 0x6609f0 BPF Program Perf Buffer

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Support ebpfbench - Go library for eBPF benchmarking https://github.com/DataDog/ebpfbench ebpfbench API Augments testing.B Outputs results in go benchmark format Can be used with benchstat and other tools