If you want to deploy MongoDB in a production environment, it's necessary that you use a 64-bit version and not a 32-bit one. In the 32-bit version, MongoDB has the limitation of storage size, that is, you cannot store datasets more than 2 GB.
While using a 32-bit version, if the database storage is more than 2 GB, you will get an error, and you can't start the server till the time you remove your data or migrate your database to a 64-bit version of MongoDB.
Most of the Unix family systems such as OS X and Linux provide a method to limit the amount of resources that each user and process can use at the moment. The ulimit function is responsible for managing and applying this limitation.
When the mongod or mongos processes reach the limitation, some errors will show up and the MongoDB server will crash at that moment. You can simply change the limitation using the ulimit function.
Both mongod and mongos instances need...
