eksctl/spot-ocean configuration

cluster.yaml

apiVersion: eksctl.io/v1alpha5
kind: ClusterConfig
metadata:
  name: natef-1611371235
  region: us-west-2
  tags:
    creator: natef@netapp.com
    environment: big-data-labs

nodeGroups:
  - name: standard-workers
    ssh:
      allow: true # will use ~/.ssh/id_rsa.pub as the default ssh key

    desiredCapacity: 2
    minSize: 2
    maxSize: 5

    spotOcean:
      metadata:
        defaultLaunchSpec: true
        useAsTemplateOnly: false

      strategy:
        # Percentage of Spot instances that would spin up from the desired
        # capacity.
        spotPercentage: 50

        # Allow Ocean to utilize any available reserved instances first before
        # purchasing Spot instances.
        utilizeReservedInstances: true

        # Launch On-Demand instances in case of no Spot instances available.
        fallbackToOnDemand: true

      autoScaler:
        # Enable the Ocean autoscaler.
        enabled: true

        # Cooldown period between scaling actions.
        cooldown: 180

        # Spare resource capacity management enabling fast assignment of Pods
        # without waiting for new resources to launch.
        headrooms:
            # Number of CPUs to allocate. CPUs are denoted in millicores, where
            # 1000 millicores = 1 vCPU.
          - cpuPerUnit: 100

            # Number of GPUs to allocate.
            gpuPerUnit: 0

            # Amount of memory (MB) to allocate.
            memoryPerUnit: 50

            # Number of units to retain as headroom, where each unit has the
            # defined CPU and memory.
            numOfUnits: 2

      compute:
        instanceTypes:
          # Instance types allowed in the Ocean cluster.
          whitelist: # OR blacklist
            - t2.large
            - c5.large
            - m5.large
            - r5.large