{
  "zones":
  [
    { "zone": "z1", "region": "shengzhen" },
    { "zone": "z2", "region": "shengzhen" },
    { "zone": "z3", "region": "shengzhen" }
  ],
  "servers":
  [
    {"server":"1.1.1.1", "zone":"z1", "resources":{"cpu": 100, "memory": 100}},
    {"server":"1.1.1.2", "zone":"z1", "resources":{"cpu": 100, "memory": 100}},
    {"server":"1.1.1.3", "zone":"z1", "resources":{"cpu": 100, "memory": 100}},
    {"server":"2.2.2.1", "zone":"z2", "resources":{"cpu": 200, "memory": 100}},
    {"server":"2.2.2.2", "zone":"z2", "resources":{"cpu": 200, "memory": 100}},
    {"server":"2.2.2.3", "zone":"z2", "resources":{"cpu": 200, "memory": 100}},
    {"server":"3.3.3.1", "zone":"z3", "resources":{"cpu": 100, "memory": 100}},
    {"server":"3.3.3.2", "zone":"z3", "resources":{"cpu": 100, "memory": 100}},
    {"server":"3.3.3.3", "zone":"z3", "resources":{"cpu": 100, "memory": 100}}
  ],
  "units":
  [
    {"tenant":1, "config_name":"u1", "cpu": 20, "memory": 100, "zone": "z1", "on_servers": ["1.1.1.1", "1.1.1.2", "1.1.1.3"]},
    {"tenant":1, "config_name":"u2", "cpu": 20, "memory": 100, "zone": "z2", "on_servers": ["2.2.2.1", "2.2.2.2", "2.2.2.2"]},
    {"tenant":1, "config_name":"u3", "cpu": 20, "memory": 100, "zone": "z3", "on_servers": ["3.3.3.1", "3.3.3.2", "3.3.3.3"]}
  ],
  "tables":
  [
    {"table_id":100001, "table_group":1, "partition_cnt":2, "replica_num":3, "tenant":1, "replicas" :
      [
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":1, "cpu":1, "memory":10}
      ]
    },
    {"table_id":100002, "table_group":1, "partition_cnt":2, "replica_num":3, "tenant":1, "replicas" :
      [
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":1, "cpu":1, "memory":10}
      ]  
    },
    {"table_id":100003, "table_group":1, "partition_cnt":2, "replica_num":3, "tenant":1, "replicas" :
      [
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":1, "cpu":1, "memory":10}
      ]
    },
    {"table_id":100004, "table_group":1, "partition_cnt":2, "replica_num":3, "tenant":1, "replicas" :
      [
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":1, "cpu":1, "memory":10}
      ]
    },
    {"table_id":100005, "table_group":1, "partition_cnt":2, "replica_num":3, "tenant":1, "replicas" :
      [
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":0, "cpu":1, "memory":10},
        {"zone":"z1", "role": 1, "on_server": "1.1.1.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z2", "role": 2, "on_server": "2.2.2.1", "partition_id":1, "cpu":1, "memory":10},
        {"zone":"z3", "role": 2, "on_server": "3.3.3.1", "partition_id":1, "cpu":1, "memory":10}
      ]
    }
  ]
}