Kubernetes.io

Configure Liveness, Readiness and Startup Probes

WEBThis page shows how to configure liveness, readiness and startup probes for containers. The kubelet uses liveness probes to know when to restart a container. For …

Actived: 1 days ago

URL: https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/

Extend the Kubernetes API with CustomResourceDefinitions

WEBThis page shows how to install a custom resource into the Kubernetes API by creating a CustomResourceDefinition. Before you begin You need to have a …

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API Priority and Fairness Kubernetes

WEBFEATURE STATE: Kubernetes v1.29 [stable] Controlling the behavior of the Kubernetes API server in an overload situation is a key task for cluster administrators. …

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Kubernetes Metrics Reference Kubernetes

WEBkubernetes_build_info. A metric with a constant '1' value labeled by major, minor, git version, git commit, git tree state, build date, Go version, and compiler from …

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Health checking gRPC servers on Kubernetes Kubernetes

WEBAuthor: Ahmet Alp Balkan (Google) Update (December 2021): Kubernetes now has built-in gRPC health probes starting in v1.23. To learn more, see Configure …

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Performing a Rolling Update Kubernetes

WEBIn Kubernetes this is done with rolling updates. A rolling update allows a Deployment update to take place with zero downtime. It does this by incrementally …

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Kubernetes API health endpoints Kubernetes

WEBEach individual health check exposes an HTTP endpoint and can be checked individually. The schema for the individual health checks is /livez/<healthcheck …

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Metrics For Kubernetes System Components Kubernetes

WEBSystem component metrics can give a better look into what is happening inside them. Metrics are particularly useful for building dashboards and alerts. …

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Troubleshooting Clusters Kubernetes

WEBRun the following command: kubectl get nodes. And verify that all of the nodes you expect to see are present and that they are all in the Ready state. To get detailed information …

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Access Services Running on Clusters Kubernetes

WEBRun a pod, and then connect to a shell in it using kubectl exec . Connect to other nodes, pods, and services from that shell. Some clusters may allow you to ssh to a …

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K8s KPIs with Kuberhealthy Kubernetes

WEBAuthors: Joshulyne Park (Comcast), Eric Greer (Comcast) Building Onward from Kuberhealthy v2.0.0 Last November at KubeCon San Diego 2019, we announced …

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kubectl logs Kubernetes

WEBkubectl logs -f -c ruby web-1. # Begin streaming the logs from all containers in pods defined by label app=nginx. kubectl logs -f -l app=nginx --all-containers=true. # Display only the …

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Troubleshooting kubectl Kubernetes

WEBTroubleshooting kubectl. This documentation is about investigating and diagnosing kubectl related issues. If you encounter issues accessing kubectl or …

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Debug Services Kubernetes

WEBDebug Services. An issue that comes up rather frequently for new installations of Kubernetes is that a Service is not working properly. You've run your …

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Kubernetes 1.24: gRPC container probes in beta Kubernetes

WEBTrying the feature out. Let's create the pod to test how gRPC probes work. For this test we will use the agnhost image. This is a k8s maintained image with that can …

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Set up a High Availability etcd Cluster with kubeadm

WEBsystemctl status kubelet. Create configuration files for kubeadm. Generate one kubeadm configuration file for each host that will have an etcd member running on it …

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Kubernetes API 健康端点 Kubernetes

WEBKubernetes API 服务器 提供 API 端点以指示 API 服务器的当前状态。 本文描述了这些 API 端点,并说明如何使用。 API 健康端点 Kubernetes API 服务器提供 3 …

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kube-proxy Configuration (v1alpha1) Kubernetes

WEBClientConnectionConfiguration contains details for constructing a client. kubeconfig is the path to a KubeConfig file. acceptContentTypes defines the Accept …

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