Added code for disable scheduler cache expiry

pkg/scheduler/internal/cache/cache.go

@@ -750,7 +750,7 @@ func (cache *cacheImpl) cleanupAssumedPods(now time.Time) {
 				"pod", klog.KObj(ps.pod))
 			continue
 		}
-		if now.After(*ps.deadline) {
+		if cache.ttl != 0 && now.After(*ps.deadline) {
 			klog.InfoS("Pod expired", "pod", klog.KObj(ps.pod))
 			if err := cache.removePod(ps.pod); err != nil {
 				klog.ErrorS(err, "ExpirePod failed", "pod", klog.KObj(ps.pod))

pkg/scheduler/scheduler.go

@@ -53,7 +53,7 @@ import (
 const (
 	// 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
+	durationToExpireAssumedPod = 0 * time.Minute
 )
 
 // ErrNoNodesAvailable is used to describe the error that no nodes available to schedule pods.