MongoDB:  Mtools and Slow Queries

MongoDB: Mtools and Slow Queries

Mtools is a third party tool suite that contains very easy to use utilities for troubleshooting or just gathering general knowledge about your MongoDB instance. These tools can be crucial when performance tuning, running a health check or examining log files. You can...
MongoDB Sudden Slow Database Performance

MongoDB Sudden Slow Database Performance

Sometimes you may notice that everything in MongoDB is running fine, then you suddenly have performance issues that come up out of nowhere. There can be several reasons why this happens but I am going to cover a few of the common ones here. Long-running queries Index...
Troubleshooting Slow Queries in MongoDB

Troubleshooting Slow Queries in MongoDB

There are many reasons why your database queries can start to lag or experience throughput issues. In this article I will do troubleshooting on two common issues with slow queries and a way to fix each one. When doing any performance tuning on a database it’s...
MongoDB ServerStatus Health Check Tips

MongoDB ServerStatus Health Check Tips

MongoDB ServerStatus is the main command used to produce a huge document containing important metrics and information about your database. When performing a health check, there are several important keys that you’ll want to be aware of inside serverStatus. The...