Add profile level percentageOfNodesToScore

Fix conversion errors

Changed the order

update

update

fix manaul coversions

keep the global parameter for backward compatibility

Address Wei's comments

Fix an error

Fix issues

Add unit tests for validation

Fix a comment

Address comments

Update comments

fix verifiation errors

Add tests for scheme_test.go

Convert percentageOfNodesToScore to pointer

Fix errors

Resolve conflicts

Fix testing errors

Address Wei's comments

Revert IntPtr to Int changes

Address comments

Not overrite percentageOfNodesToScore

Fix a bug

Fix a bug

change errs to err

Fix a nit

Remove duplication

Address comments

Fix lint warning

Fix an issue

Update comments

Clean up

Address comments

Revert changes to defaults

fix unit test error

Update

Fix tests

Use default PluginConfigs

staging/src/k8s.io/kube-scheduler/config/v1/types.go

@@ -64,7 +64,7 @@ type KubeSchedulerConfiguration struct {
 	// Example: if the cluster size is 500 nodes and the value of this flag is 30,
 	// then scheduler stops finding further feasible nodes once it finds 150 feasible ones.
 	// When the value is 0, default percentage (5%--50% based on the size of the cluster) of the
-	// nodes will be scored.
+	// nodes will be scored. It is overridden by profile level PercentageofNodesToScore.
 	PercentageOfNodesToScore *int32 `json:"percentageOfNodesToScore,omitempty"`
 
 	// PodInitialBackoffSeconds is the initial backoff for unschedulable pods.
@@ -135,6 +135,17 @@ type KubeSchedulerProfile struct {
 	// is scheduled with this profile.
 	SchedulerName *string `json:"schedulerName,omitempty"`
 
+	// PercentageOfNodesToScore is the percentage of all nodes that once found feasible
+	// for running a pod, the scheduler stops its search for more feasible nodes in
+	// the cluster. This helps improve scheduler's performance. Scheduler always tries to find
+	// at least "minFeasibleNodesToFind" feasible nodes no matter what the value of this flag is.
+	// Example: if the cluster size is 500 nodes and the value of this flag is 30,
+	// then scheduler stops finding further feasible nodes once it finds 150 feasible ones.
+	// When the value is 0, default percentage (5%--50% based on the size of the cluster) of the
+	// nodes will be scored. It will override global PercentageOfNodesToScore. If it is empty,
+	// global PercentageOfNodesToScore will be used.
+	PercentageOfNodesToScore *int32 `json:"percentageOfNodesToScore,omitempty"`
+
 	// Plugins specify the set of plugins that should be enabled or disabled.
 	// Enabled plugins are the ones that should be enabled in addition to the
 	// default plugins. Disabled plugins are any of the default plugins that

staging/src/k8s.io/kube-scheduler/config/v1/zz_generated.deepcopy.go

@@ -235,6 +235,11 @@ func (in *KubeSchedulerProfile) DeepCopyInto(out *KubeSchedulerProfile) {
 		*out = new(string)
 		**out = **in
 	}
+	if in.PercentageOfNodesToScore != nil {
+		in, out := &in.PercentageOfNodesToScore, &out.PercentageOfNodesToScore
+		*out = new(int32)
+		**out = **in
+	}
 	if in.Plugins != nil {
 		in, out := &in.Plugins, &out.Plugins
 		*out = new(Plugins)