// In this situation, new pod with the same labelSelector cannot be scheduled,
  // because computed skew will be 3(3 - 0) if new Pod is scheduled to any of the three zones,
  // it will violate MaxSkew.
  //
  // This is a beta field and requires the MinDomainsInPodTopologySpread feature gate to be enabled (enabled by default).
  // +optional
  optional int32 minDomains = 5;