shard_0 localhost 9000 shard_1 localhost 9000 127.0.0.1 9000 127.0.0.2 9000 shard_0 localhost 9000 shard_1 localhost 9000 123457 127.0.0.1 9000 127.0.0.2 9000 127.0.0.1 9000 shard_1 127.0.0.2 9000