@Override
    public void setConfig(RedisClusterNode node, String param, String value) {
        RedisClient entry = getEntry(node);
        RFuture<Void> f = executorService.writeAsync(entry, StringCodec.INSTANCE, RedisCommands.CONFIG_SET, param, value);
        syncFuture(f);
    }
@Test
    public void testSetConfig() {
        testInCluster(connection -> {
            RedisClusterNode master = getFirstMaster(connection);
            connection.setConfig(master, "timeout", "10");
        });
    }