openshift-cli-adm-manage-node man page

openshift cli adm manage-node — Manage nodes — list pods, evacuate, or mark ready

Synopsis

openshift cli adm manage-node [Options]

Description

Manage nodes

This command provides common operations on nodes for administrators.

schedulable: Marking node schedulable will allow pods to be schedulable on the node and marking node unschedulable will block pods to be scheduled on the node.

evacuate: Migrate all/selected pod on the provided nodes.

list-pods: List all/selected pods on given/selected nodes. It can list the output in json/yaml format.

Options

--dry-run=false

Show pods that will be migrated. Optional param for --evacuate

--evacuate=false

Migrate all/selected pods on the node.

--force=false

Delete pods not backed by replication controller. Optional param for --evacuate

--grace-period=30

Grace period (seconds) for pods being deleted. Ignored if negative. Optional param for --evacuate

--list-pods=false

List all/selected pods on the node. Printer flags --output, etc. are only valid for this option.

--no-headers=false

When using the default or custom-column output format, don't print headers.

-o, --output=""

Output format. One of: json|yaml|wide|name|custom-columns=...|custom-columns-file=...|go-template=...|go-template-file=...|jsonpath=...|jsonpath-file=... See custom columns [ ⟨http://kubernetes.io/docs/user-guide/kubectl-overview/#custom-columns⟩], golang template [ ⟨http://golang.org/pkg/text/template/#pkg-overview⟩] and jsonpath template [ ⟨http://kubernetes.io/docs/user-guide/jsonpath⟩].

--output-version=""

Output the formatted object with the given group version (for ex: 'extensions/v1beta1').

--pod-selector=""

Label selector to filter pods on the node. Optional param for --evacuate or --list-pods

--schedulable=false

Control pod schedulability on the node.

--selector=""

Label selector to filter nodes. Either pass one/more nodes as arguments or use this node selector

-a, --show-all=true

When printing, show all resources (false means hide terminated pods.)

--show-labels=false

When printing, show all labels as the last column (default hide labels column)

--sort-by=""

If non-empty, sort list types using this field specification.  The field specification is expressed as a JSONPath expression (e.g. '{.metadata.name}'). The field in the API resource specified by this JSONPath expression must be an integer or a string.

--template=""

Template string or path to template file to use when -o=go-template, -o=go-template-file. The template format is golang templates [ ⟨http://golang.org/pkg/text/template/#pkg-overview⟩].

Options Inherited from Parent Commands

--api-version=""

DEPRECATED: The API version to use when talking to the server

--as=""

Username to impersonate for the operation

--certificate-authority=""

Path to a cert. file for the certificate authority

--client-certificate=""

Path to a client certificate file for TLS

--client-key=""

Path to a client key file for TLS

--cluster=""

The name of the kubeconfig cluster to use

--config=""

Path to the config file to use for CLI requests.

--context=""

The name of the kubeconfig context to use

--google-json-key=""

The Google Cloud Platform Service Account JSON Key to use for authentication.

--insecure-skip-tls-verify=false

If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure

--log-flush-frequency=0

Maximum number of seconds between log flushes

--match-server-version=false

Require server version to match client version

-n, --namespace=""

If present, the namespace scope for this CLI request

--request-timeout="0"

The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests.

--server=""

The address and port of the Kubernetes API server

--token=""

Bearer token for authentication to the API server

--user=""

The name of the kubeconfig user to use

Example

  # Block accepting any pods on given nodes
  openshift cli adm manage-node <mynode> --schedulable=false
  
  # Mark selected nodes as schedulable
  openshift cli adm manage-node --selector="<env=dev>" --schedulable=true
  
  # Migrate selected pods
  openshift cli adm manage-node <mynode> --evacuate --pod-selector="<service=myapp>"
  
  # Migrate selected pods, use a grace period of 60 seconds
  openshift cli adm manage-node <mynode> --evacuate --grace-period=60 --pod-selector="<service=myapp>"
  
  # Migrate selected pods not backed by replication controller
  openshift cli adm manage-node <mynode> --evacuate --force --pod-selector="<service=myapp>"
  
  # Show pods that will be migrated
  openshift cli adm manage-node <mynode> --evacuate --dry-run --pod-selector="<service=myapp>"
  
  # List all pods on given nodes
  openshift cli adm manage-node <mynode1> <mynode2> --list-pods

See Also

openshift-cli-adm(1),

History

June 2016, Ported from the Kubernetes man-doc generator

Referenced By

openshift-cli-adm(1).

Openshift CLI User Manuals June 2016