kube-scheduler: Increase the duration to expire an assumed pod

pkg/scheduler/scheduler.go

@@ -57,6 +57,9 @@ const (
 	SchedulerError = "SchedulerError"
 	// Percentage of plugin metrics to be sampled.
 	pluginMetricsSamplePercent = 10
+	// Duration the scheduler will wait before expiring an assumed pod.
+	// See issue #106361 for more details about this parameter and its value.
+	durationToExpireAssumedPod = 15 * time.Minute
 )
 
 // Scheduler watches for new unscheduled pods. It attempts to find
@@ -228,7 +231,7 @@ func New(client clientset.Interface,
 		}
 		options.profiles = cfg.Profiles
 	}
-	schedulerCache := internalcache.New(30*time.Second, stopEverything)
+	schedulerCache := internalcache.New(durationToExpireAssumedPod, stopEverything)
 
 	registry := frameworkplugins.NewInTreeRegistry()
 	if err := registry.Merge(options.frameworkOutOfTreeRegistry); err != nil {