{"action":"opened","issue":{"url":"https://api.github.com/repos/kubernetes/kubernetes/issues/66708","repository_url":"https://api.github.com/repos/kubernetes/kubernetes","labels_url":"https://api.github.com/repos/kubernetes/kubernetes/issues/66708/labels{/name}","comments_url":"https://api.github.com/repos/kubernetes/kubernetes/issues/66708/comments","events_url":"https://api.github.com/repos/kubernetes/kubernetes/issues/66708/events","html_url":"https://github.com/kubernetes/kubernetes/issues/66708","id":345149391,"node_id":"MDU6SXNzdWUzNDUxNDkzOTE=","number":66708,"title":"kube-scheduler shoud't assign pod to node which not have available ip address","user":{"login":"Sn0rt","id":2706161,"node_id":"MDQ6VXNlcjI3MDYxNjE=","avatar_url":"https://avatars1.githubusercontent.com/u/2706161?v=4","gravatar_id":"","url":"https://api.github.com/users/Sn0rt","html_url":"https://github.com/Sn0rt","followers_url":"https://api.github.com/users/Sn0rt/followers","following_url":"https://api.github.com/users/Sn0rt/following{/other_user}","gists_url":"https://api.github.com/users/Sn0rt/gists{/gist_id}","starred_url":"https://api.github.com/users/Sn0rt/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Sn0rt/subscriptions","organizations_url":"https://api.github.com/users/Sn0rt/orgs","repos_url":"https://api.github.com/users/Sn0rt/repos","events_url":"https://api.github.com/users/Sn0rt/events{/privacy}","received_events_url":"https://api.github.com/users/Sn0rt/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-07-27T09:08:11Z","updated_at":"2018-07-27T09:08:11Z","closed_at":null,"author_association":"NONE","body":"/kind bug\r\n\r\nto run  kube-controller-manager with `--node-cidr-mask-size=29` options , then kubelet will set up a bridge which name is `cbr0` and the net mask is `29`, thus only have 5 (network, gateway, broadcast) ip addresses to allocate. \r\nI think scheduler should't assgin pod to the node which not have enough ip addrs.\r\n\r\nerr message:\r\n```\r\nNetworkPlugin kubenet failed to set up pod \"frontend-jh0kf_default\" network: Error adding container to network: no IP addresses available in network: kubenet\r\n```\r\n  "}}
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