How to know existing shard tags and their ranges ?!
mongos> sh.status() — Sharding Status — sharding version: { “_id” : 1, “minCompatibleVersion” : 5, “currentVersion” : 6, “clusterId” : ObjectId(“568bbc90f165cf6ce558ef40”) } shards: { “_id” : “rs1”, “host” : “rs1/srinivas-HP-G62-Notebook-PC:27010,srinivas-HP-G62-Notebook-PC:27011”, “tags” : [ ] } { “_id” : “rs2”, “host”…