ClusterAutoscaler-friendly scheduler priority function that promotes well-used nodes.

2016-08-09 14:49:58 +02:00
parent ec4d645da4
commit de2fea95ca
3 changed files with 228 additions and 8 deletions
--- a/plugin/pkg/scheduler/algorithmprovider/defaults/defaults.go
+++ b/plugin/pkg/scheduler/algorithmprovider/defaults/defaults.go
@@ -93,6 +93,8 @@ func init() {
 	factory.RegisterFitPredicate("HostName", predicates.PodFitsHost)
 	// Fit is determined by node selector query.
 	factory.RegisterFitPredicate("MatchNodeSelector", predicates.PodSelectorMatches)
+	// Optional, cluster-autoscaler friendly priority function - give used nodes higher priority.
+	factory.RegisterPriorityFunction("MostRequestedPriority", priorities.MostRequestedPriority, 1)
 }

 func defaultPredicates() sets.String {