openshift-admin-manage-node man page

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

Synopsis

openshift admin 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 output, don't print headers.
-o, --output=""
Output format. One of: json|yaml|wide|name|go-template=...|go-template-file=...|jsonpath=...|jsonpath-file=... See golang template [ ⟨http://golang.org/pkg/text/template/#pk…⟩] and jsonpath template [ ⟨http://releases.k8s.io/release-1.3/docs…⟩].
--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=false
When printing, show all resources (default 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/#pk…⟩].

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.

--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 admin manage-node <mynode> --schedulable=false

# Mark selected nodes as schedulable
openshift admin manage-node --selector="<env=dev>" --schedulable=true

# Migrate selected pods
openshift admin manage-node <mynode> --evacuate --pod-selector="<service=myapp>"

# Migrate selected pods, use a grace period of 60 seconds
openshift admin manage-node <mynode> --evacuate --grace-period=60 --pod-selector="<service=myapp>"

# Migrate selected pods not backed by replication controller
openshift admin manage-node <mynode> --evacuate --force --pod-selector="<service=myapp>"

# Show pods that will be migrated
openshift admin manage-node <mynode> --evacuate --dry-run --pod-selector="<service=myapp>"

# List all pods on given nodes
openshift admin manage-node <mynode1> <mynode2> --list-pods

See Also

openshift-admin(1),

History

June 2016, Ported from the Kubernetes man-doc generator

Referenced By

openshift-admin(1).

Openshift CLI User Manuals Openshift June 2016