Question : I want to benchmark some Mongodb queries by calculating their execution time but I could not find a […]
Tag: mongodb-3.0
MongoDB in ReplicaSet databases showing different sizes and objects
Question : I have a MongoDB in a ReplicaSet with 3 members, and last week the primary node got corrupted […]
Mixing sharding and Replica in MongoDB cluster
Question : We know there are two ways to create a mongoDB cluster :- 1.) Sharding 2.) Replication My question […]
MongoDB 3.0 – how do I check which storage engine is being used? [duplicate]
Question : This question already has answers here: check storage engine from shell (3 answers) Closed 7 years ago. I […]
Wrong sharding on mongoDB 3.0
Question : I have a mongos with 2 shard servers (and 3 config servers) sh.status() — Sharding Status — sharding […]
Why slower using multiple mongos?
Question : When I use a single mongos like 1.1.1.1:30000, the driver will return in 20ms to find a batch […]
Secondary and Arbiter stuck in Startup
Question : I’m using MongoDB version 3.0.0. I’m trying to setup mongodb replication on our machine. Replication was initially setup […]
Secondary and Arbiter stuck in Startup
Question : I’m using MongoDB version 3.0.0. I’m trying to setup mongodb replication on our machine. Replication was initially setup […]
MongoDB cannot be started after moving the server
Question : I had a happy MongoDB 3.0.5 installed on a VM on a Windows 2012R2 Server, for light use. […]
Mongo crash after 2 seconds of starting
Question : My mongod service crashes within 2-5 seconds of starting. I don’t understand why. Here are the systemctl logs: […]