skip eviction when replica count is below evictor minReplicas threshold setting

Signed-off-by: Amir Alavi <amiralavi7@gmail.com>

pkg/framework/plugins/defaultevictor/validation.go

@@ -16,6 +16,8 @@ package defaultevictor
 import (
 	"fmt"
 
+	"k8s.io/klog/v2"
+
 	"k8s.io/apimachinery/pkg/runtime"
 )
 
@@ -26,5 +28,9 @@ func ValidateDefaultEvictorArgs(obj runtime.Object) error {
 		return fmt.Errorf("priority threshold misconfigured, only one of priorityThreshold fields can be set, got %v", args)
 	}
 
+	if args.MinReplicas == 1 {
+		klog.V(4).Info("DefaultEvictor minReplicas must be greater than 1 to check for min pods during eviction. This check will be ignored during eviction.")
+	}
+
 	return nil
 }