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Merge pull request #75761 from fenggw-fnst/mybranch

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Fix comments about node health monitor
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Kubernetes Prow Robot 2019-04-17 05:26:12 -07:00 committed by GitHub
commit 0889c3e4e9
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1 changed files with 4 additions and 2 deletions
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6
pkg/controller/nodelifecycle/node_lifecycle_controller.go
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@ -623,8 +623,10 @@ func (nc *Controller) doEvictionPass() {
}
// monitorNodeHealth verifies node health are constantly updated by kubelet, and
// if not, post "NodeReady==ConditionUnknown". It also evicts all pods if node
// is not ready or not reachable for a long period of time.
// if not, post "NodeReady==ConditionUnknown".
// For nodes who are not ready or not reachable for a long period of time.
// This function will taint them if TaintBasedEvictions feature was enabled.
// Otherwise, it would evict it directly.
func (nc *Controller) monitorNodeHealth() error {
// We are listing nodes from local cache as we can tolerate some small delays
// comparing to state from etcd and there is eventual consistency anyway.