// metrics contains the specifications for which to use to calculate the
  // desired replica count (the maximum replica count across all metrics will
  // be used).  The desired replica count is calculated multiplying the
  // ratio between the target value and the current value by the current
  // number of pods.  Ergo, metrics used must decrease as the pod count is
  // increased, and vice-versa.  See the individual metric source types for

  // information.
  // +optional
  optional string message = 2;
}

// VolumeNodeResources is a set of resource limits for scheduling of volumes.
message VolumeNodeResources {
  // count indicates the maximum number of unique volumes managed by the CSI driver that can be used on a node.
  // A volume that is both attached and mounted on a node is considered to be used once, not twice.