.manageNameDfsDirs(false)
.build();
NamenodeProtocols namenode = cluster.getNameNodeRpc();
namenodeStorageNamespaceID = namenode.versionRequest().getNamespaceID();
namenodeStorageFsscTime = namenode.versionRequest().getCTime();
namenodeStorageClusterID = namenode.versionRequest().getClusterID();
namenodeStorageBlockPoolID = namenode.versionRequest().getBlockPoolID();
FileSystem fs = FileSystem.get(config);
Path baseDir = new Path("/TestUpgrade");