feat: add pod initial/max backoff duration to config API

cmd/kube-scheduler/app/options/options_test.go

@@ -207,6 +207,8 @@ pluginConfig:
 
 	defaultSource := "DefaultProvider"
 	defaultBindTimeoutSeconds := int64(600)
+	defaultPodInitialBackoffSeconds := int64(1)
+	defaultPodMaxBackoffSeconds := int64(10)
 
 	testcases := []struct {
 		name             string
@@ -275,8 +277,10 @@ pluginConfig:
 					Burst:       100,
 					ContentType: "application/vnd.kubernetes.protobuf",
 				},
-				BindTimeoutSeconds: &defaultBindTimeoutSeconds,
+				BindTimeoutSeconds:       &defaultBindTimeoutSeconds,
-				Plugins:            nil,
+				PodInitialBackoffSeconds: &defaultPodInitialBackoffSeconds,
+				PodMaxBackoffSeconds:     &defaultPodMaxBackoffSeconds,
+				Plugins:                  nil,
 			},
 		},
 		{
@@ -355,7 +359,9 @@ pluginConfig:
 					Burst:       100,
 					ContentType: "application/vnd.kubernetes.protobuf",
 				},
-				BindTimeoutSeconds: &defaultBindTimeoutSeconds,
+				BindTimeoutSeconds:       &defaultBindTimeoutSeconds,
+				PodInitialBackoffSeconds: &defaultPodInitialBackoffSeconds,
+				PodMaxBackoffSeconds:     &defaultPodMaxBackoffSeconds,
 			},
 		},
 		{
@@ -416,7 +422,9 @@ pluginConfig:
 					Burst:       100,
 					ContentType: "application/vnd.kubernetes.protobuf",
 				},
-				BindTimeoutSeconds: &defaultBindTimeoutSeconds,
+				BindTimeoutSeconds:       &defaultBindTimeoutSeconds,
+				PodInitialBackoffSeconds: &defaultPodInitialBackoffSeconds,
+				PodMaxBackoffSeconds:     &defaultPodMaxBackoffSeconds,
 				Plugins: &kubeschedulerconfig.Plugins{
 					Reserve: &kubeschedulerconfig.PluginSet{
 						Enabled: []kubeschedulerconfig.Plugin{

cmd/kube-scheduler/app/server.go

@@ -190,6 +190,8 @@ func Run(cc schedulerserverconfig.CompletedConfig, stopCh <-chan struct{}, regis
 		scheduler.WithFrameworkRegistry(registry),
 		scheduler.WithFrameworkPlugins(cc.ComponentConfig.Plugins),
 		scheduler.WithFrameworkPluginConfig(cc.ComponentConfig.PluginConfig),
+		scheduler.WithPodMaxBackoffSeconds(*cc.ComponentConfig.PodMaxBackoffSeconds),
+		scheduler.WithPodInitialBackoffSeconds(*cc.ComponentConfig.PodInitialBackoffSeconds),
 	)
 	if err != nil {
 		return err

pkg/scheduler/apis/config/types.go

@@ -88,6 +88,16 @@ type KubeSchedulerConfiguration struct {
 	// If this value is nil, the default value will be used.
 	BindTimeoutSeconds *int64
 
+	// PodInitialBackoffSeconds is the initial backoff for unschedulable pods.
+	// If specified, it must be greater than 0. If this value is null, the default value (1s)
+	// will be used.
+	PodInitialBackoffSeconds *int64
+
+	// PodMaxBackoffSeconds is the max backoff for unschedulable pods.
+	// If specified, it must be greater than podInitialBackoffSeconds. If this value is null,
+	// the default value (10s) will be used.
+	PodMaxBackoffSeconds *int64
+
 	// 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 should be disabled.

pkg/scheduler/apis/config/v1alpha1/defaults.go

@@ -98,4 +98,14 @@ func SetDefaults_KubeSchedulerConfiguration(obj *kubeschedulerconfigv1alpha1.Kub
 		defaultBindTimeoutSeconds := int64(600)
 		obj.BindTimeoutSeconds = &defaultBindTimeoutSeconds
 	}
+
+	if obj.PodInitialBackoffSeconds == nil {
+		defaultPodInitialBackoffSeconds := int64(1)
+		obj.PodInitialBackoffSeconds = &defaultPodInitialBackoffSeconds
+	}
+
+	if obj.PodMaxBackoffSeconds == nil {
+		defaultPodMaxBackoffSeconds := int64(10)
+		obj.PodMaxBackoffSeconds = &defaultPodMaxBackoffSeconds
+	}
 }

pkg/scheduler/apis/config/v1alpha1/zz_generated.conversion.go

@@ -170,6 +170,8 @@ func autoConvert_v1alpha1_KubeSchedulerConfiguration_To_config_KubeSchedulerConf
 	out.DisablePreemption = in.DisablePreemption
 	out.PercentageOfNodesToScore = in.PercentageOfNodesToScore
 	out.BindTimeoutSeconds = (*int64)(unsafe.Pointer(in.BindTimeoutSeconds))
+	out.PodInitialBackoffSeconds = (*int64)(unsafe.Pointer(in.PodInitialBackoffSeconds))
+	out.PodMaxBackoffSeconds = (*int64)(unsafe.Pointer(in.PodMaxBackoffSeconds))
 	out.Plugins = (*config.Plugins)(unsafe.Pointer(in.Plugins))
 	out.PluginConfig = *(*[]config.PluginConfig)(unsafe.Pointer(&in.PluginConfig))
 	return nil
@@ -200,6 +202,8 @@ func autoConvert_config_KubeSchedulerConfiguration_To_v1alpha1_KubeSchedulerConf
 	out.DisablePreemption = in.DisablePreemption
 	out.PercentageOfNodesToScore = in.PercentageOfNodesToScore
 	out.BindTimeoutSeconds = (*int64)(unsafe.Pointer(in.BindTimeoutSeconds))
+	out.PodInitialBackoffSeconds = (*int64)(unsafe.Pointer(in.PodInitialBackoffSeconds))
+	out.PodMaxBackoffSeconds = (*int64)(unsafe.Pointer(in.PodMaxBackoffSeconds))
 	out.Plugins = (*v1alpha1.Plugins)(unsafe.Pointer(in.Plugins))
 	out.PluginConfig = *(*[]v1alpha1.PluginConfig)(unsafe.Pointer(&in.PluginConfig))
 	return nil

pkg/scheduler/apis/config/validation/validation.go

@@ -47,6 +47,18 @@ func ValidateKubeSchedulerConfiguration(cc *config.KubeSchedulerConfiguration) f
 		allErrs = append(allErrs, field.Invalid(field.NewPath("percentageOfNodesToScore"),
 			cc.PercentageOfNodesToScore, "not in valid range 0-100"))
 	}
+	if cc.PodInitialBackoffSeconds == nil {
+		allErrs = append(allErrs, field.Required(field.NewPath("podInitialBackoffSeconds"), ""))
+	} else if *cc.PodInitialBackoffSeconds <= 0 {
+		allErrs = append(allErrs, field.Invalid(field.NewPath("podInitialBackoffSeconds"),
+			cc.PodInitialBackoffSeconds, "must be greater than 0"))
+	}
+	if cc.PodMaxBackoffSeconds == nil {
+		allErrs = append(allErrs, field.Required(field.NewPath("podMaxBackoffSeconds"), ""))
+	} else if cc.PodInitialBackoffSeconds != nil && *cc.PodMaxBackoffSeconds < *cc.PodInitialBackoffSeconds {
+		allErrs = append(allErrs, field.Invalid(field.NewPath("podMaxBackoffSeconds"),
+			cc.PodMaxBackoffSeconds, "must be greater than or equal to PodInitialBackoffSeconds"))
+	}
 	return allErrs
 }
 

pkg/scheduler/apis/config/validation/validation_test.go

@@ -27,6 +27,8 @@ import (
 
 func TestValidateKubeSchedulerConfiguration(t *testing.T) {
 	testTimeout := int64(0)
+	podInitialBackoffSeconds := int64(1)
+	podMaxBackoffSeconds := int64(1)
 	validConfig := &config.KubeSchedulerConfiguration{
 		SchedulerName:                  "me",
 		HealthzBindAddress:             "0.0.0.0:10254",
@@ -57,6 +59,8 @@ func TestValidateKubeSchedulerConfiguration(t *testing.T) {
 				ResourceName:      "name",
 			},
 		},
+		PodInitialBackoffSeconds: &podInitialBackoffSeconds,
+		PodMaxBackoffSeconds:     &podMaxBackoffSeconds,
 		BindTimeoutSeconds:       &testTimeout,
 		PercentageOfNodesToScore: 35,
 	}

pkg/scheduler/apis/config/zz_generated.deepcopy.go

@@ -37,6 +37,16 @@ func (in *KubeSchedulerConfiguration) DeepCopyInto(out *KubeSchedulerConfigurati
 		*out = new(int64)
 		**out = **in
 	}
+	if in.PodInitialBackoffSeconds != nil {
+		in, out := &in.PodInitialBackoffSeconds, &out.PodInitialBackoffSeconds
+		*out = new(int64)
+		**out = **in
+	}
+	if in.PodMaxBackoffSeconds != nil {
+		in, out := &in.PodMaxBackoffSeconds, &out.PodMaxBackoffSeconds
+		*out = new(int64)
+		**out = **in
+	}
 	if in.Plugins != nil {
 		in, out := &in.Plugins, &out.Plugins
 		*out = new(Plugins)

pkg/scheduler/factory/factory.go

@@ -180,6 +180,10 @@ type Configurator struct {
 
 	bindTimeoutSeconds int64
 
+	podInitialBackoffSeconds int64
+
+	podMaxBackoffSeconds int64
+
 	enableNonPreempting bool
 
 	// framework configuration arguments.
@@ -207,6 +211,8 @@ type ConfigFactoryArgs struct {
 	DisablePreemption              bool
 	PercentageOfNodesToScore       int32
 	BindTimeoutSeconds             int64
+	PodInitialBackoffSeconds       int64
+	PodMaxBackoffSeconds           int64
 	StopCh                         <-chan struct{}
 	Registry                       framework.Registry
 	Plugins                        *config.Plugins
@@ -253,6 +259,8 @@ func NewConfigFactory(args *ConfigFactoryArgs) *Configurator {
 		disablePreemption:              args.DisablePreemption,
 		percentageOfNodesToScore:       args.PercentageOfNodesToScore,
 		bindTimeoutSeconds:             args.BindTimeoutSeconds,
+		podInitialBackoffSeconds:       args.PodInitialBackoffSeconds,
+		podMaxBackoffSeconds:           args.PodMaxBackoffSeconds,
 		enableNonPreempting:            utilfeature.DefaultFeatureGate.Enabled(features.NonPreemptingPriority),
 		registry:                       args.Registry,
 		plugins:                        args.Plugins,
@@ -413,7 +421,12 @@ func (c *Configurator) CreateFromKeys(predicateKeys, priorityKeys sets.String, e
 		klog.Fatalf("error initializing the scheduling framework: %v", err)
 	}
 
-	podQueue := internalqueue.NewSchedulingQueue(c.StopEverything, framework)
+	podQueue := internalqueue.NewSchedulingQueue(
+		c.StopEverything,
+		framework,
+		internalqueue.WithPodInitialBackoffDuration(time.Duration(c.podInitialBackoffSeconds)*time.Second),
+		internalqueue.WithPodMaxBackoffDuration(time.Duration(c.podMaxBackoffSeconds)*time.Second),
+	)
 
 	// Setup cache debugger.
 	debugger := cachedebugger.New(

pkg/scheduler/factory/factory_test.go

@@ -52,8 +52,10 @@ import (
 )
 
 const (
-	disablePodPreemption = false
+	disablePodPreemption             = false
-	bindTimeoutSeconds   = 600
+	bindTimeoutSeconds               = 600
+	podInitialBackoffDurationSeconds = 1
+	podMaxBackoffDurationSeconds     = 10
 )
 
 func TestCreate(t *testing.T) {
@@ -254,7 +256,7 @@ func TestDefaultErrorFunc(t *testing.T) {
 	defer close(stopCh)
 
 	timestamp := time.Now()
-	queue := internalqueue.NewPriorityQueueWithClock(nil, clock.NewFakeClock(timestamp), nil)
+	queue := internalqueue.NewPriorityQueue(nil, nil, internalqueue.WithClock(clock.NewFakeClock(timestamp)))
 	schedulerCache := internalcache.New(30*time.Second, stopCh)
 	errFunc := MakeDefaultErrorFunc(client, queue, schedulerCache, stopCh)
 
@@ -494,6 +496,8 @@ func newConfigFactoryWithFrameworkRegistry(
 		disablePodPreemption,
 		schedulerapi.DefaultPercentageOfNodesToScore,
 		bindTimeoutSeconds,
+		podMaxBackoffDurationSeconds,
+		podInitialBackoffDurationSeconds,
 		stopCh,
 		registry,
 		nil,

pkg/scheduler/internal/queue/scheduling_queue.go

@@ -45,13 +45,24 @@ import (
 	"k8s.io/kubernetes/pkg/scheduler/util"
 )
 
-var (
+const (
+	// If the pod stays in unschedulableQ longer than the unschedulableQTimeInterval,
+	// the pod will be moved from unschedulableQ to activeQ.
+	unschedulableQTimeInterval = 60 * time.Second
+
 	queueClosed = "scheduling queue is closed"
 )
 
-// If the pod stays in unschedulableQ longer than the unschedulableQTimeInterval,
+const (
-// the pod will be moved from unschedulableQ to activeQ.
+	// DefaultPodInitialBackoffDuration is the default value for the initial backoff duration
-const unschedulableQTimeInterval = 60 * time.Second
+	// for unschedulable pods. To change the default podInitialBackoffDurationSeconds used by the
+	// scheduler, update the ComponentConfig value in defaults.go
+	DefaultPodInitialBackoffDuration time.Duration = 1 * time.Second
+	// DefaultPodMaxBackoffDuration is the default value for the max backoff duration
+	// for unschedulable pods. To change the default podMaxBackoffDurationSeconds used by the
+	// scheduler, update the ComponentConfig value in defaults.go
+	DefaultPodMaxBackoffDuration time.Duration = 10 * time.Second
+)
 
 // SchedulingQueue is an interface for a queue to store pods waiting to be scheduled.
 // The interface follows a pattern similar to cache.FIFO and cache.Heap and
@@ -90,8 +101,8 @@ type SchedulingQueue interface {
 }
 
 // NewSchedulingQueue initializes a priority queue as a new scheduling queue.
-func NewSchedulingQueue(stop <-chan struct{}, fwk framework.Framework) SchedulingQueue {
+func NewSchedulingQueue(stop <-chan struct{}, fwk framework.Framework, opts ...Option) SchedulingQueue {
-	return NewPriorityQueue(stop, fwk)
+	return NewPriorityQueue(stop, fwk, opts...)
 }
 
 // NominatedNodeName returns nominated node name of a Pod.
@@ -140,6 +151,42 @@ type PriorityQueue struct {
 	closed bool
 }
 
+type priorityQueueOptions struct {
+	clock                     util.Clock
+	podInitialBackoffDuration time.Duration
+	podMaxBackoffDuration     time.Duration
+}
+
+// Option configures a PriorityQueue
+type Option func(*priorityQueueOptions)
+
+// WithClock sets clock for PriorityQueue, the default clock is util.RealClock.
+func WithClock(clock util.Clock) Option {
+	return func(o *priorityQueueOptions) {
+		o.clock = clock
+	}
+}
+
+// WithPodInitialBackoffDuration sets pod initial backoff duration for PriorityQueue,
+func WithPodInitialBackoffDuration(duration time.Duration) Option {
+	return func(o *priorityQueueOptions) {
+		o.podInitialBackoffDuration = duration
+	}
+}
+
+// WithPodMaxBackoffDuration sets pod max backoff duration for PriorityQueue,
+func WithPodMaxBackoffDuration(duration time.Duration) Option {
+	return func(o *priorityQueueOptions) {
+		o.podMaxBackoffDuration = duration
+	}
+}
+
+var defaultPriorityQueueOptions = priorityQueueOptions{
+	clock:                     util.RealClock{},
+	podInitialBackoffDuration: DefaultPodInitialBackoffDuration,
+	podMaxBackoffDuration:     DefaultPodMaxBackoffDuration,
+}
+
 // Making sure that PriorityQueue implements SchedulingQueue.
 var _ = SchedulingQueue(&PriorityQueue{})
 
@@ -162,12 +209,16 @@ func activeQComp(podInfo1, podInfo2 interface{}) bool {
 }
 
 // NewPriorityQueue creates a PriorityQueue object.
-func NewPriorityQueue(stop <-chan struct{}, fwk framework.Framework) *PriorityQueue {
+func NewPriorityQueue(
-	return NewPriorityQueueWithClock(stop, util.RealClock{}, fwk)
+	stop <-chan struct{},
-}
+	fwk framework.Framework,
+	opts ...Option,
+) *PriorityQueue {
+	options := defaultPriorityQueueOptions
+	for _, opt := range opts {
+		opt(&options)
+	}
 
-// NewPriorityQueueWithClock creates a PriorityQueue which uses the passed clock for time.
-func NewPriorityQueueWithClock(stop <-chan struct{}, clock util.Clock, fwk framework.Framework) *PriorityQueue {
 	comp := activeQComp
 	if fwk != nil {
 		if queueSortFunc := fwk.QueueSortFunc(); queueSortFunc != nil {
@@ -181,9 +232,9 @@ func NewPriorityQueueWithClock(stop <-chan struct{}, clock util.Clock, fwk frame
 	}
 
 	pq := &PriorityQueue{
-		clock:            clock,
+		clock:            options.clock,
 		stop:             stop,
-		podBackoff:       NewPodBackoffMap(1*time.Second, 10*time.Second),
+		podBackoff:       NewPodBackoffMap(options.podInitialBackoffDuration, options.podMaxBackoffDuration),
 		activeQ:          heap.NewWithRecorder(podInfoKeyFunc, comp, metrics.NewActivePodsRecorder()),
 		unschedulableQ:   newUnschedulablePodsMap(metrics.NewUnschedulablePodsRecorder()),
 		nominatedPods:    newNominatedPodMap(),

pkg/scheduler/internal/queue/scheduling_queue_test.go

@@ -308,7 +308,7 @@ func TestPriorityQueue_AddUnschedulableIfNotPresent(t *testing.T) {
 // Pods in and before current scheduling cycle will be put back to activeQueue
 // if we were trying to schedule them when we received move request.
 func TestPriorityQueue_AddUnschedulableIfNotPresent_Backoff(t *testing.T) {
-	q := NewPriorityQueueWithClock(nil, clock.NewFakeClock(time.Now()), nil)
+	q := NewPriorityQueue(nil, nil, WithClock(clock.NewFakeClock(time.Now())))
 	totalNum := 10
 	expectedPods := make([]v1.Pod, 0, totalNum)
 	for i := 0; i < totalNum; i++ {
@@ -628,6 +628,23 @@ func TestPriorityQueue_UpdateNominatedPodForNode(t *testing.T) {
 	}
 }
 
+func TestPriorityQueue_NewWithOptions(t *testing.T) {
+	q := NewPriorityQueue(
+		nil,
+		nil,
+		WithPodInitialBackoffDuration(2*time.Second),
+		WithPodMaxBackoffDuration(20*time.Second),
+	)
+
+	if q.podBackoff.initialDuration != 2*time.Second {
+		t.Errorf("Unexpected pod backoff initial duration. Expected: %v, got: %v", 2*time.Second, q.podBackoff.initialDuration)
+	}
+
+	if q.podBackoff.maxDuration != 20*time.Second {
+		t.Errorf("Unexpected pod backoff max duration. Expected: %v, got: %v", 2*time.Second, q.podBackoff.maxDuration)
+	}
+}
+
 func TestUnschedulablePodsMap(t *testing.T) {
 	var pods = []*v1.Pod{
 		{
@@ -1208,7 +1225,7 @@ func TestPodTimestamp(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
-			queue := NewPriorityQueueWithClock(nil, clock.NewFakeClock(timestamp), nil)
+			queue := NewPriorityQueue(nil, nil, WithClock(clock.NewFakeClock(timestamp)))
 			var podInfoList []*framework.PodInfo
 
 			for i, op := range test.operations {
@@ -1375,7 +1392,7 @@ scheduler_pending_pods{queue="unschedulable"} 0
 	for _, test := range tests {
 		t.Run(test.name, func(t *testing.T) {
 			resetMetrics()
-			queue := NewPriorityQueueWithClock(nil, clock.NewFakeClock(timestamp), nil)
+			queue := NewPriorityQueue(nil, nil, WithClock(clock.NewFakeClock(timestamp)))
 			for i, op := range test.operations {
 				for _, pInfo := range test.operands[i] {
 					op(queue, pInfo)

pkg/scheduler/scheduler.go

@@ -122,6 +122,8 @@ type schedulerOptions struct {
 	disablePreemption               bool
 	percentageOfNodesToScore        int32
 	bindTimeoutSeconds              int64
+	podInitialBackoffSeconds        int64
+	podMaxBackoffSeconds            int64
 	frameworkRegistry               framework.Registry
 	frameworkConfigProducerRegistry *frameworkplugins.ConfigProducerRegistry
 	frameworkPlugins                *kubeschedulerconfig.Plugins
@@ -194,12 +196,28 @@ func WithFrameworkPluginConfig(pluginConfig []kubeschedulerconfig.PluginConfig)
 	}
 }
 
+// WithPodInitialBackoffSeconds sets podInitialBackoffSeconds for Scheduler, the default value is 1
+func WithPodInitialBackoffSeconds(podInitialBackoffSeconds int64) Option {
+	return func(o *schedulerOptions) {
+		o.podInitialBackoffSeconds = podInitialBackoffSeconds
+	}
+}
+
+// WithPodMaxBackoffSeconds sets podMaxBackoffSeconds for Scheduler, the default value is 10
+func WithPodMaxBackoffSeconds(podMaxBackoffSeconds int64) Option {
+	return func(o *schedulerOptions) {
+		o.podMaxBackoffSeconds = podMaxBackoffSeconds
+	}
+}
+
 var defaultSchedulerOptions = schedulerOptions{
 	schedulerName:                   v1.DefaultSchedulerName,
 	hardPodAffinitySymmetricWeight:  v1.DefaultHardPodAffinitySymmetricWeight,
 	disablePreemption:               false,
 	percentageOfNodesToScore:        schedulerapi.DefaultPercentageOfNodesToScore,
 	bindTimeoutSeconds:              BindTimeoutSeconds,
+	podInitialBackoffSeconds:        int64(internalqueue.DefaultPodInitialBackoffDuration.Seconds()),
+	podMaxBackoffSeconds:            int64(internalqueue.DefaultPodMaxBackoffDuration.Seconds()),
 	frameworkRegistry:               frameworkplugins.NewDefaultRegistry(),
 	frameworkConfigProducerRegistry: frameworkplugins.NewDefaultConfigProducerRegistry(),
 	// The plugins and pluginConfig options are currently nil because we currently don't have
@@ -253,6 +271,8 @@ func New(client clientset.Interface,
 		DisablePreemption:              options.disablePreemption,
 		PercentageOfNodesToScore:       options.percentageOfNodesToScore,
 		BindTimeoutSeconds:             options.bindTimeoutSeconds,
+		PodInitialBackoffSeconds:       options.podInitialBackoffSeconds,
+		PodMaxBackoffSeconds:           options.podMaxBackoffSeconds,
 		Registry:                       options.frameworkRegistry,
 		PluginConfigProducerRegistry:   options.frameworkConfigProducerRegistry,
 		Plugins:                        options.frameworkPlugins,

pkg/scheduler/scheduler_test.go

@@ -197,6 +197,8 @@ func TestSchedulerCreation(t *testing.T) {
 		eventBroadcaster.NewRecorder(scheme.Scheme, "scheduler"),
 		kubeschedulerconfig.SchedulerAlgorithmSource{Provider: &testSource},
 		stopCh,
+		WithPodInitialBackoffSeconds(1),
+		WithPodMaxBackoffSeconds(10),
 	)
 
 	if err != nil {

staging/src/k8s.io/kube-scheduler/config/v1alpha1/types.go

@@ -84,6 +84,16 @@ type KubeSchedulerConfiguration struct {
 	// If this value is nil, the default value will be used.
 	BindTimeoutSeconds *int64 `json:"bindTimeoutSeconds"`
 
+	// PodInitialBackoffSeconds is the initial backoff for unschedulable pods.
+	// If specified, it must be greater than 0. If this value is null, the default value (1s)
+	// will be used.
+	PodInitialBackoffSeconds *int64 `json:"podInitialBackoffSeconds"`
+
+	// PodMaxBackoffSeconds is the max backoff for unschedulable pods.
+	// If specified, it must be greater than podInitialBackoffSeconds. If this value is null,
+	// the default value (10s) will be used.
+	PodMaxBackoffSeconds *int64 `json:"podMaxBackoffSeconds"`
+
 	// 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 should be disabled.

staging/src/k8s.io/kube-scheduler/config/v1alpha1/zz_generated.deepcopy.go

@@ -37,6 +37,16 @@ func (in *KubeSchedulerConfiguration) DeepCopyInto(out *KubeSchedulerConfigurati
 		*out = new(int64)
 		**out = **in
 	}
+	if in.PodInitialBackoffSeconds != nil {
+		in, out := &in.PodInitialBackoffSeconds, &out.PodInitialBackoffSeconds
+		*out = new(int64)
+		**out = **in
+	}
+	if in.PodMaxBackoffSeconds != nil {
+		in, out := &in.PodMaxBackoffSeconds, &out.PodMaxBackoffSeconds
+		*out = new(int64)
+		**out = **in
+	}
 	if in.Plugins != nil {
 		in, out := &in.Plugins, &out.Plugins
 		*out = new(Plugins)