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kops_create_instancegroup.md

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kops create instancegroup

Create an instancegroup.

Synopsis

Create an InstanceGroup configuration.

An InstanceGroup is a group of similar virtual machines. On AWS, an InstanceGroup maps to an AutoScalingGroup.

The Role of an InstanceGroup defines whether machines will act as a Kubernetes master or node.

kops create instancegroup [flags]

Examples

  # Create an instancegroup for the k8s-cluster.example.com cluster.
  kops create ig --name=k8s-cluster.example.com node-example \
  --role node --subnet my-subnet-name,my-other-subnet-name
  
  # Create a YAML manifest for an instancegroup for the k8s-cluster.example.com cluster.
  kops create ig --name=k8s-cluster.example.com node-example \
  --role node --subnet my-subnet-name --dry-run -oyaml

Options

      --dry-run          If true, only print the object that would be sent, without sending it. This flag can be used to create a cluster YAML or JSON manifest.
      --edit             If true, an editor will be opened to edit default values. (default true)
  -h, --help             help for instancegroup
  -o, --output string    Output format. One of json|yaml
      --role string      Type of instance group to create (Node,Master,Bastion) (default "Node")
      --subnet strings   Subnet in which to create instance group. One of Availability Zone like eu-west-1a or a comma-separated list of multiple Availability Zones.

Options inherited from parent commands

      --alsologtostderr                  log to standard error as well as files
      --config string                    yaml config file (default is $HOME/.kops.yaml)
      --log_backtrace_at traceLocation   when logging hits line file:N, emit a stack trace (default :0)
      --log_dir string                   If non-empty, write log files in this directory
      --logtostderr                      log to standard error instead of files (default false)
      --name string                      Name of cluster. Overrides KOPS_CLUSTER_NAME environment variable
      --state string                     Location of state storage (kops 'config' file). Overrides KOPS_STATE_STORE environment variable
      --stderrthreshold severity         logs at or above this threshold go to stderr (default 2)
  -v, --v Level                          log level for V logs
      --vmodule moduleSpec               comma-separated list of pattern=N settings for file-filtered logging

SEE ALSO

  • kops create - Create a resource by command line, filename or stdin.