Move MountVolume.SetUp succeeded to debug level

pkg/kubelet/volumemanager/reconciler/reconciler.go

@@ -235,14 +235,16 @@ func (rc *reconciler) reconcile() {
 		} else if !volMounted || cache.IsRemountRequiredError(err) {
 			// Volume is not mounted, or is already mounted, but requires remounting
 			remountingLogStr := ""
-			if cache.IsRemountRequiredError(err) {
+			isRemount := cache.IsRemountRequiredError(err)
+			if isRemount {
 				remountingLogStr = "Volume is already mounted to pod, but remount was requested."
 			}
 			glog.V(12).Infof(volumeToMount.GenerateMsgDetailed("Starting operationExecutor.MountVolume", remountingLogStr))
 			err := rc.operationExecutor.MountVolume(
 				rc.waitForAttachTimeout,
 				volumeToMount.VolumeToMount,
-				rc.actualStateOfWorld)
+				rc.actualStateOfWorld,
+				isRemount)
 			if err != nil &&
 				!nestedpendingoperations.IsAlreadyExists(err) &&
 				!exponentialbackoff.IsExponentialBackoff(err) {

pkg/volume/util/operationexecutor/operation_executor.go

@@ -89,7 +89,10 @@ type OperationExecutor interface {
 	// * Mount the volume to the pod specific path.
 	// * Update actual state of world to reflect volume is mounted to the pod
 	//   path.
-	MountVolume(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorld ActualStateOfWorldMounterUpdater) error
+	// The parameter "isRemount" is informational and used to adjust logging
+	// verbosity. An initial mount is more log-worthy than a remount, for
+	// example.
+	MountVolume(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorld ActualStateOfWorldMounterUpdater, isRemount bool) error
 
 	// UnmountVolume unmounts the volume from the pod specified in
 	// volumeToUnmount and updates the actual state of the world to reflect that.
@@ -648,9 +651,10 @@ func (oe *operationExecutor) VerifyVolumesAreAttachedPerNode(
 func (oe *operationExecutor) MountVolume(
 	waitForAttachTimeout time.Duration,
 	volumeToMount VolumeToMount,
-	actualStateOfWorld ActualStateOfWorldMounterUpdater) error {
+	actualStateOfWorld ActualStateOfWorldMounterUpdater,
+	isRemount bool) error {
 	mountFunc, err := oe.operationGenerator.GenerateMountVolumeFunc(
-		waitForAttachTimeout, volumeToMount, actualStateOfWorld)
+		waitForAttachTimeout, volumeToMount, actualStateOfWorld, isRemount)
 	if err != nil {
 		return err
 	}

pkg/volume/util/operationexecutor/operation_executor_test.go

@@ -60,7 +60,7 @@ func TestOperationExecutor_MountVolume_ConcurrentMountForNonAttachablePlugins(t
 			PluginIsAttachable: false, // this field determines whether the plugin is attachable
 			ReportedInUse:      true,
 		}
-		oe.MountVolume(0 /* waitForAttachTimeOut */, volumesToMount[i], nil /* actualStateOfWorldMounterUpdater */)
+		oe.MountVolume(0 /* waitForAttachTimeOut */, volumesToMount[i], nil /* actualStateOfWorldMounterUpdater */, false /* isRemount */)
 	}
 
 	// Assert
@@ -86,7 +86,7 @@ func TestOperationExecutor_MountVolume_ConcurrentMountForAttachablePlugins(t *te
 			PluginIsAttachable: true, // this field determines whether the plugin is attachable
 			ReportedInUse:      true,
 		}
-		oe.MountVolume(0 /* waitForAttachTimeout */, volumesToMount[i], nil /* actualStateOfWorldMounterUpdater */)
+		oe.MountVolume(0 /* waitForAttachTimeout */, volumesToMount[i], nil /* actualStateOfWorldMounterUpdater */, false /* isRemount */)
 	}
 
 	// Assert
@@ -239,7 +239,7 @@ func newFakeOperationGenerator(ch chan interface{}, quit chan interface{}) Opera
 	}
 }
 
-func (fopg *fakeOperationGenerator) GenerateMountVolumeFunc(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorldMounterUpdater ActualStateOfWorldMounterUpdater) (func() error, error) {
+func (fopg *fakeOperationGenerator) GenerateMountVolumeFunc(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorldMounterUpdater ActualStateOfWorldMounterUpdater, isRemount bool) (func() error, error) {
 	return func() error {
 		startOperationAndBlock(fopg.ch, fopg.quit)
 		return nil

pkg/volume/util/operationexecutor/operation_generator.go

@@ -70,7 +70,7 @@ func NewOperationGenerator(kubeClient clientset.Interface,
 // OperationGenerator interface that extracts out the functions from operation_executor to make it dependency injectable
 type OperationGenerator interface {
 	// Generates the MountVolume function needed to perform the mount of a volume plugin
-	GenerateMountVolumeFunc(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorldMounterUpdater ActualStateOfWorldMounterUpdater) (func() error, error)
+	GenerateMountVolumeFunc(waitForAttachTimeout time.Duration, volumeToMount VolumeToMount, actualStateOfWorldMounterUpdater ActualStateOfWorldMounterUpdater, isRemount bool) (func() error, error)
 
 	// Generates the UnmountVolume function needed to perform the unmount of a volume plugin
 	GenerateUnmountVolumeFunc(volumeToUnmount MountedVolume, actualStateOfWorld ActualStateOfWorldMounterUpdater) (func() error, error)
@@ -354,7 +354,8 @@ func (og *operationGenerator) GenerateDetachVolumeFunc(
 func (og *operationGenerator) GenerateMountVolumeFunc(
 	waitForAttachTimeout time.Duration,
 	volumeToMount VolumeToMount,
-	actualStateOfWorld ActualStateOfWorldMounterUpdater) (func() error, error) {
+	actualStateOfWorld ActualStateOfWorldMounterUpdater,
+	isRemount bool) (func() error, error) {
 	// Get mounter plugin
 	volumePlugin, err :=
 		og.volumePluginMgr.FindPluginBySpec(volumeToMount.VolumeSpec)
@@ -456,7 +457,11 @@ func (og *operationGenerator) GenerateMountVolumeFunc(
 			return detailedErr
 		}
 
-		glog.Infof(volumeToMount.GenerateMsgDetailed("MountVolume.SetUp succeeded", ""))
+		verbosity := glog.Level(1)
+		if isRemount {
+			verbosity = glog.Level(7)
+		}
+		glog.V(verbosity).Infof(volumeToMount.GenerateMsgDetailed("MountVolume.SetUp succeeded", ""))
 
 		// Update actual state of world
 		markVolMountedErr := actualStateOfWorld.MarkVolumeAsMounted(