    @Test
    public void testMset() throws Exception {

        Map<String, String> keyValues = new HashMap<String, String>();
        for (int i = 0; i < keys.size(); i++) {
            keyValues.put(keys.get(i), "value-" + (i + 1));
        }
        String response = pipelineCluster.mset(keyValues);
        System.out.println(response);
    }