> db.printShardingStatus()
--- Sharding Status ---
  sharding version: { "_id" : 1, "version" : 3 }
  shards:
      { "_id" : "shard0000", "host" : "xxxxxxxxxx:27018" }
      { "_id" : "shard0001", "host" : "xxxxxxxxxx:27018" }
  databases:
        { "_id" : "admin", "partitioned" : false, "primary" : "config" }
        { "_id" : "web", "partitioned" : true, "primary" : "shard0000" }
                web.explorer.ip chunks:
                        { "ip" : { $minKey : 1 } } -->> { "ip" : { $maxKey : 1 } } on : shard0000 { "t" : 1000, "i" : 0 }
        { "_id" : "<dbname>", "partitioned" : true, "primary" : "shard0001" }
        { "_id" : "explorer", "partitioned" : false, "primary" : "shard0001" }
        { "_id" : "local", "partitioned" : false, "primary" : "shard0001" }