kubernetes/pkg/scheduler/backend/cache/debugger/comparer.go

type CacheComparer …

// Compare compares the nodes and pods of NodeLister with Cache.Snapshot.
func (c *CacheComparer) Compare(logger klog.Logger) error { … }

// CompareNodes compares actual nodes with cached nodes.
func (c *CacheComparer) CompareNodes(nodes []*v1.Node, nodeinfos map[string]*framework.NodeInfo) (missed, redundant []string) { … }

// ComparePods compares actual pods with cached pods.
func (c *CacheComparer) ComparePods(pods, waitingPods []*v1.Pod, nodeinfos map[string]*framework.NodeInfo) (missed, redundant []string) { … }

func compareStrings(actual, cached []string) (missed, redundant []string) { … }