下面的代码只是作为记录，未测试过 

       // StackExchange.Reids连接Redis-Sentinel
        public  static void  StackExchangeRedis()
        {
            ConfigurationOptions sentinelOptions = new ConfigurationOptions();
            sentinelOptions.EndPoints.Add("192.168.*.*", 26379);
            sentinelOptions.EndPoints.Add("192.168.*.*", 26380);
            sentinelOptions.EndPoints.Add("192.168.*.*", 26381);
            sentinelOptions.TieBreaker = "";
            sentinelOptions.CommandMap = CommandMap.Sentinel;
            sentinelOptions.AbortOnConnectFail = false;
            // Connect!
            ConnectionMultiplexer sentinelConnection = ConnectionMultiplexer.Connect(sentinelOptions);

            // Get a connection to the master
            ConfigurationOptions redisServiceOptions = new ConfigurationOptions();
            redisServiceOptions.ServiceName = "mymaster1";   //master名称
            redisServiceOptions.Password = "redis_pwd";     //master访问密码
            redisServiceOptions.AbortOnConnectFail = true;
            ConnectionMultiplexer masterConnection = sentinelConnection.GetSentinelMasterConnection(redisServiceOptions);

            var db  = masterConnection.GetDatabase();
            var value= db.StringGet("testKey");
            Console.WriteLine($"[Use StackExchange-Redis] The remote redis-sentinel test key value:{value}");
        }