Random K8s @randomk8s

NodeSelectorRequirement A node selector requirement is a selector that contains values, a key, and an operator that relates the key and values. kubernetes.io/docs/reference… #kubernetes

Renew all available certificates. Renew all known certificates necessary to run the control plane. Renewals are run unconditionally, regardless of expiration date. Renewals can also be run individually for more control. kubeadm certs renew… kubernetes.io/docs/reference… #kubernetes

Upgrade the control plane instance deployed on this node, if any. Upgrade the control plane instance deployed on this node, if any kubeadm upgrade node phase control-plane [flags] Options… kubernetes.io/docs/reference… #kubernetes

kubeadm version This command prints the version of kubeadm. Print the version of kubeadm. Print the version of kubeadm kubeadm version [flags] Options -h, --help help for version -o, --output string Output format; available options are… kubernetes.io/docs/reference… #kubernetes

Print configuration. This command prints configurations for subcommands provided. For details, see: pkg.go.dev/k8s.io/kuberne… kubeadm config print [flags] Options -h, --help help for print Options inherited from parent commands --kubeconfig… kubernetes.io/docs/reference… #kubernetes

Garbage collection is a collective term for the various mechanisms Kubernetes uses to clean up cluster resources. This allows the clean up of resources like the following: Terminated pods Completed Jobs Objects without owner references… kubernetes.io/docs/concepts/… #kubernetes

Node-specific Volume Limits This page describes the maximum number of volumes that can be attached to a Node for various cloud providers. Cloud providers like Google, Amazon, and Microsoft typically have a limit on how many volumes can be… kubernetes.io/docs/concepts/… #kubernetes

Configuring a cgroup driver Learn how to configure the kubelet cgroup driver to match the container runtime cgroup driver for kubeadm clusters. Before you begin You should be familiar with the Kubernetes container runtime requirements.… kubernetes.io/docs/tasks/adm… #kubernetes

Use this command to invoke single phase of the join workflow. Use this command to invoke single phase of the join workflow Options -h, --help help for phase Options inherited from parent commands --rootfs string [EXPERIMENTAL] The… kubernetes.io/docs/reference… #kubernetes

Set up Ingress on Minikube with the NGINX Ingress … An Ingress is an API object that defines rules which allow external access to services in a cluster. An Ingress controller fulfills the rules set in the Ingress. This page shows you how… kubernetes.io/docs/tasks/acc… #kubernetes

Extend the Kubernetes API with CustomResourceDefin… Learn how to install a custom resource into the Kubernetes API by creating a CustomResourceDefinition. Before you begin You need to have a Kubernetes cluster, and the kubectl… kubernetes.io/docs/tasks/ext… #kubernetes

Write kubelet settings, certificates and (re)start the kubelet. Write a file with KubeletConfiguration and an environment file with node specific kubelet settings, and then (re)start kubelet. kubeadm join phase kubelet-start… kubernetes.io/docs/reference… #kubernetes

Debug Running Pods Learn how to debug Pods running (or crashing) on a Node. Before you begin Your Pod should already be scheduled and running. If your Pod is not yet running, start with Debugging Pods. For some of the advanced debugging… kubernetes.io/docs/tasks/deb… #kubernetes

Change the Reclaim Policy of a PersistentVolume Learn how to change the reclaim policy of a Kubernetes PersistentVolume. Before you begin You need to have a Kubernetes cluster, and the kubectl command-line tool must be configured to… kubernetes.io/docs/tasks/adm… #kubernetes

Mark a node as a control-plane. Mark a node as a control-plane kubeadm join phase control-plane-join mark-control-plane [flags] Options --config string Path to a kubeadm configuration file. --control-plane Create a new control plane… kubernetes.io/docs/reference… #kubernetes

Set up Konnectivity service The Konnectivity service provides a TCP level proxy for the control plane to cluster communication. Before you begin You need to have a Kubernetes cluster, and the kubectl command-line tool must be configured to… kubernetes.io/docs/tasks/ext… #kubernetes

Migrating telemetry and security agents from docke… Note: This section links to third party projects that provide functionality required by Kubernetes. The Kubernetes project authors aren't responsible for these projects, which are listed… kubernetes.io/docs/tasks/adm… #kubernetes

ReplicationController represents the configuration of a replication controller. kubernetes.io/docs/reference… #kubernetes

ClusterRoleBinding references a ClusterRole, but not contain it. kubernetes.io/docs/reference… #kubernetes

Use a User Namespace With a Pod This page shows how to configure a user namespace for stateless pods. This allows to isolate the user running inside the container from the one in the host. A process running as root in a container can run… kubernetes.io/docs/tasks/con… #kubernetes