code: func (c *CacheComparer) CompareNodes(nodes []*v1.Node, nodeinfos map[string]*schedulernodeinfo.NodeInfo) (missed, redundant []string) {
  	actual := []string{}
  	for _, node := range nodes {
  		actual = append(actual, node.Name)
  	}
  
  	cached := []string{}
  	for nodeName := range nodeinfos {
  		cached = append(cached, nodeName)
  	}
  
  	return compareStrings(actual, cached)
  }
docs: // CompareNodes compares actual nodes with cached nodes.