private LocalTachyonCluster setupSingleMasterCluster() throws IOException, ConnectionFailedException { // Setup and start the local tachyon cluster. LocalTachyonCluster cluster = new LocalTachyonCluster(100, 100, TEST_BLOCK_SIZE); cluster.start(); mMasterTachyonConf = cluster.getMasterTachyonConf(); mCreateFileThread = new ClientThread(0, cluster.getClient()); mExecutorsForClient.submit(mCreateFileThread); return cluster; }