Kubernetes.io

Configure Liveness, Readiness and Startup Probes Kubernetes

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/

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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Node Status Kubernetes

WEBThe status of a node in Kubernetes is a critical aspect of managing a Kubernetes cluster. In this article, we'll cover the basics of monitoring and maintaining …

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Create an External Load Balancer Kubernetes

WEBThis page shows how to create an external load balancer. When creating a Service, you have the option of automatically creating a cloud load balancer. This …

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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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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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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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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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Customizing DNS Service Kubernetes

WEBNote: The CoreDNS Service is named kube-dns in the metadata.name field. The intent is to ensure greater interoperability with workloads that relied on the legacy …

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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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Pod Lifecycle Kubernetes

WEBThis page describes the lifecycle of a Pod. Pods follow a defined lifecycle, starting in the Pending phase, moving through Running if at least one of its primary …

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Jobs Kubernetes

WEBThe output is similar to this: Writing a Job spec. As with all other Kubernetes config, a Job needs apiVersion, kind, and metadata fields.. When the control plane …

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Ingress Kubernetes

WEBAn Ingress needs apiVersion, kind, metadata and spec fields. The name of an Ingress object must be a valid DNS subdomain name.For general information about …

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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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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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Operating etcd clusters for Kubernetes Kubernetes

WEBetcd is a consistent and highly-available key value store used as Kubernetes' backing store for all cluster data. If your Kubernetes cluster uses etcd as its backing …

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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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配置存活、就绪和启动探针 Kubernetes

WEB这篇文章介绍如何给容器配置存活(Liveness)、就绪(Readiness)和启动(Startup)探针。 kubelet 使用存活探针来确定什么时候要重启容器。 例如,存活探针 …

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