Preemptibility(value)Controls the use of preemptible instances within the group.
Values: PREEMPTIBILITY_UNSPECIFIED (0): Preemptibility is unspecified, the system will choose the appropriate setting for each instance group. NON_PREEMPTIBLE (1): Instances are non-preemptible.
This option is allowed for all instance groups
and is the only valid value for Master and
Worker instance groups.
PREEMPTIBLE (2):
Instances are [preemptible]
(https://cloud.google.com/compute/docs/instances/preemptible).
This option is allowed only for [secondary worker]
(https://cloud.google.com/dataproc/docs/concepts/compute/secondary-vms)
groups.
SPOT (3):
Instances are [Spot VMs]
(https://cloud.google.com/compute/docs/instances/spot).
This option is allowed only for [secondary worker]
(https://cloud.google.com/dataproc/docs/concepts/compute/secondary-vms)
groups. Spot VMs are the latest version of [preemptible VMs]
(https://cloud.google.com/compute/docs/instances/preemptible),
and provide additional features.