{"action":"created","comment":{"url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/comments/60701248","id":60701248,"diff_hunk":"@@ -544,14 +503,10 @@ func PodMatchesNodeLabels(pod *api.Pod, node *api.Node) bool {\n \treturn nodeAffinityMatches\n }\n \n-type NodeSelector struct {\n-\tinfo NodeInfo\n-}\n-\n-func (n *NodeStatus) PodSelectorMatches(pod *api.Pod, nodeName string, nodeInfo *schedulercache.NodeInfo) (bool, error) {\n-\tnode, err := n.info.GetNodeInfo(nodeName)\n-\tif err != nil {\n-\t\treturn false, err\n+func PodSelectorMatches(pod *api.Pod, nodeName string, nodeInfo *schedulercache.NodeInfo) (bool, error) {\n+\tnode := nodeInfo.Node()\n+\tif node == nil {\n+\t\treturn false, fmt.Errorf(\"node not found: %q\", nodeName)","path":"plugin/pkg/scheduler/algorithm/predicates/predicates.go","position":154,"original_position":154,"commit_id":"272ea1c5d334483bac77afa0493c9e85286d3f2c","original_commit_id":"272ea1c5d334483bac77afa0493c9e85286d3f2c","user":{"login":"wojtek-t","id":10743879,"avatar_url":"https://avatars.githubusercontent.com/u/10743879?v=3","gravatar_id":"","url":"https://api.github.com/users/wojtek-t","html_url":"https://github.com/wojtek-t","followers_url":"https://api.github.com/users/wojtek-t/followers","following_url":"https://api.github.com/users/wojtek-t/following{/other_user}","gists_url":"https://api.github.com/users/wojtek-t/gists{/gist_id}","starred_url":"https://api.github.com/users/wojtek-t/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wojtek-t/subscriptions","organizations_url":"https://api.github.com/users/wojtek-t/orgs","repos_url":"https://api.github.com/users/wojtek-t/repos","events_url":"https://api.github.com/users/wojtek-t/events{/privacy}","received_events_url":"https://api.github.com/users/wojtek-t/received_events","type":"User","site_admin":false},"body":"We definitely shouldn't return such errors to the outside world (users). But this is more like internal scheduling function, and there are a bunch of other such examples in the code (even in this file). So I think it's ok.","created_at":"2016-04-22T07:41:38Z","updated_at":"2016-04-22T07:41:38Z","html_url":"https://github.com/kubernetes/kubernetes/pull/24598#discussion_r60701248","pull_request_url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/24598","_links":{"self":{"href":"https://api.github.com/repos/kubernetes/kubernetes/pulls/comments/60701248"},"html":{"href":"https://github.com/kubernetes/kubernetes/pull/24598#discussion_r60701248"},"pull_request":{"href":"https://api.github.com/repos/kubernetes/kubernetes/pulls/24598"}}},"pull_request":{"url":"https://api.github.com/repos/kubernetes/kubernetes/pulls/24598","id":67357704,"html_url":"https://github.com/kubernetes/kubernetes/pull/24598","diff_url":"https://github.com/kubernetes/kubernetes/pull/24598.diff","patch_url":"https://github.com/kubernetes/kubernetes/pull/24598.patch","issue_url":"https://api.github.com/repos/kubernetes/kubernetes/issues/24598","number":24598,"state":"open","locked":false,"title":"Store node information in NodeInfo","user":{"login":"wojtek-t","id":10743879,"avatar_url":"https://avatars.githubusercontent.com/u/10743879?v=3","gravatar_id":"","url":"https://api.github.com/users/wojtek-t","html_url":"https://github.com/wojtek-t","followers_url":"https://api.github.com/users/wojtek-t/followers","following_url":"https://api.github.com/users/wojtek-t/following{/other_user}","gists_url":"https://api.github.com/users/wojtek-t/gists{/gist_id}","starred_url":"https://api.github.com/users/wojtek-t/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wojtek-t/subscriptions","organizations_url":"https://api.github.com/users/wojtek-t/orgs","repos_url":"https://api.github.com/users/wojtek-t/repos","events_url":"https://api.github.com/users/wojtek-t/events{/privacy}","received_events_url":"https://api.github.com/users/wojtek-t/received_events","type":"User","site_admin":false},"body":"This is significantly improving scheduler throughput - on 1000-node empty cluster by ~40%. I will run more experiments tomorrow to get better numbers.\r\n\r\n@gmarek @hongchaodeng @xiang90 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