Question : I am running a replica-set in production with slaveOk = false using mongo 2.0.7 in AWS The replication […]
Category: MongoDB
Mongosniff Error : unknown opcode
Question : *** CANNOT HANDLE TYPE: 2010 10.117.241.104:27017 <<– 10.117.241.104:51907 hosts 465 bytes id:14429c 1327772 unknown opcode 2011 Answer : […]
Do I gain read performance improvement by using zlib rather than snappy compression in MongoDB?
Question : My current storage engine is WiredTiger and its compression level is as default, snappy. I’ve come across MongoDB […]
MongoDB: Replica Set – master vs. slave
Question : We think about moving from a master-slaves to MongoDB with replica-set. Now I wonder if MongoDB replicas are […]
How to validate data before loading it to DB
Question : I have a situation where in I have million records in CSV file, what I need to do […]
Do mongodb’s 2dsphere index works on multidimensional coordinantes array?
Question : if i create a index like that : db.createCollection(“users”) db.users.ensureIndex({coordinates:”2dsphere”}); and then insert a point var point = […]
Co working Space DB architecture [closed]
Question : Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? […]
Lots of isMaster queries running
Question : I see a lot of these kind of queries running on my primary server where all the replica […]
Limits of testing HA with a single server replica set?
Question : I’m teaching myself MongoDB HA, going through various replica set scenarios, setting up priorities, arbiters, hidden replica sets, […]
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