Merge pull request #2068 from halimsam/remover-watcher-log

Remove GKE Data Cache Watcher regular event logs

Author: k8s-ci-robot

pkg/gce-pd-csi-driver/cache.go

@@ -646,7 +646,7 @@ func watchDiskDetaches(watcher *fsnotify.Watcher, nodeName string, errorCh chan
 		case err := <-watcher.Errors:
 			errorCh <- fmt.Errorf("disk update event errored: %v", err)
 		// watch for events
-		case event := <-watcher.Events:
+		case <-watcher.Events:
 			// In case of an event i.e. creation or deletion of any new PV, we update the VG metadata.
 			// This might include some non-LVM changes, no harm in updating metadata multiple times.
 			args := []string{
@@ -658,7 +658,6 @@ func watchDiskDetaches(watcher *fsnotify.Watcher, nodeName string, errorCh chan
 				klog.Errorf("Error updating volume group's metadata: %v", err)
 			}
 			reduceVolumeGroup(getVolumeGroupName(nodeName), true)
-			klog.V(6).Infof("disk attach/detach event %#v\n", event)
 		}
 	}
 }