havePodsWithRequiredAntiAffinityNodeInfoList = append(havePodsWithRequiredAntiAffinityNodeInfoList, v)
		}
	}

	s := NewEmptySnapshot()
	s.nodeInfoMap = nodeInfoMap
	s.nodeInfoList = nodeInfoList
	s.havePodsWithAffinityNodeInfoList = havePodsWithAffinityNodeInfoList
	s.havePodsWithRequiredAntiAffinityNodeInfoList = havePodsWithRequiredAntiAffinityNodeInfoList
	s.usedPVCSet = createUsedPVCSet(pods)

				}
				if len(nodeInfo.PodsWithRequiredAntiAffinity) > 0 {
					snapshot.havePodsWithRequiredAntiAffinityNodeInfoList = append(snapshot.havePodsWithRequiredAntiAffinityNodeInfoList, nodeInfo)
				}
				for key := range nodeInfo.PVCRefCounts {
					snapshot.usedPVCSet.Insert(key)
				}
			} else {