diff --git a/pkg/scheduler/framework/plugins/noderesources/resource_allocation.go b/pkg/scheduler/framework/plugins/noderesources/resource_allocation.go
index 6715ccffab2..8e0e072216b 100644
--- a/pkg/scheduler/framework/plugins/noderesources/resource_allocation.go
+++ b/pkg/scheduler/framework/plugins/noderesources/resource_allocation.go
@@ -67,10 +67,12 @@ func (r *resourceAllocationScorer) score(
 
 	score := r.scorer(requested, allocatable)
 
-	klog.V(10).InfoS("Listing internal info for allocatable resources, requested resources and score", "pod",
-		klog.KObj(pod), "node", klog.KObj(node), "resourceAllocationScorer", r.Name,
-		"allocatableResource", allocatable, "requestedResource", requested, "resourceScore", score,
-	)
+	if klogV := klog.V(10); klogV.Enabled() { // Serializing these maps is costly.
+		klogV.InfoS("Listing internal info for allocatable resources, requested resources and score", "pod",
+			klog.KObj(pod), "node", klog.KObj(node), "resourceAllocationScorer", r.Name,
+			"allocatableResource", allocatable, "requestedResource", requested, "resourceScore", score,
+		)
+	}
 
 	return score, nil
 }
diff --git a/pkg/scheduler/schedule_one.go b/pkg/scheduler/schedule_one.go
index 4a45f5b4adb..c865c93815a 100644
--- a/pkg/scheduler/schedule_one.go
+++ b/pkg/scheduler/schedule_one.go
@@ -145,8 +145,9 @@ func (sched *Scheduler) schedulingCycle(
 				if status.Code() == framework.Error {
 					klog.ErrorS(nil, "Status after running PostFilter plugins for pod", "pod", klog.KObj(pod), "status", status)
 				} else {
-					fitError.Diagnosis.PostFilterMsg = status.Message()
-					klog.V(5).InfoS("Status after running PostFilter plugins for pod", "pod", klog.KObj(pod), "status", status)
+					msg := status.Message()
+					fitError.Diagnosis.PostFilterMsg = msg
+					klog.V(5).InfoS("Status after running PostFilter plugins for pod", "pod", klog.KObj(pod), "status", msg)
 				}
 				if result != nil {
 					nominatingInfo = result.NominatingInfo
@@ -406,8 +407,9 @@ func (sched *Scheduler) findNodesThatFitPod(ctx context.Context, fwk framework.F
 			return nil, diagnosis, s.AsError()
 		}
 		// Record the messages from PreFilter in Diagnosis.PreFilterMsg.
-		diagnosis.PreFilterMsg = s.Message()
-		klog.V(5).InfoS("Status after running PreFilter plugins for pod", "pod", klog.KObj(pod), "status", s)
+		msg := s.Message()
+		diagnosis.PreFilterMsg = msg
+		klog.V(5).InfoS("Status after running PreFilter plugins for pod", "pod", klog.KObj(pod), "status", msg)
 		// Status satisfying IsUnschedulable() gets injected into diagnosis.UnschedulablePlugins.
 		if s.FailedPlugin() != "" {
 			diagnosis.UnschedulablePlugins.Insert(s.FailedPlugin())