应用性能监控（APM） Kubernetes监控 Kubernetes组件异常： Scheduler, KCM， etcd，api-server, coredns… 系统调用异常：网络请 求，内存申请，文件操 作，CGroup… 内核异常：进程调度， 内存管理，文件管理， 夯机宕机，资源异 常… 应用组件异常：线程池满，数据库连接无法获取， OOM，文件读取错误… 无法自顶向下端到端

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 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 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"

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"

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 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

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

Node #1 cilium-agent cilium-operator Node #1 cilium-agent cilium-operator Control Plane kube-api-server cilium-agent kube-controller- manager scheduler ….. etcd VPC digitalocean.com How’s