You should read below articles before reading this article. “How to improve database performance on MongoDB part 1“, “How to improve database performance on …

  This article is the second part of the article named “How to improve database performance on MongoDB part 1“ Ensure you have enough RAM. …

  This little guide is medium in scope, it is not exhaustive. It just gives you an idea to focus 1 Choose the right storage …

  Fragmentation on MongoDB databases When we removing a large amount of data from the collection and no plan to replace it, we generate a …

  During a typical revision of mongod’s logs, we could find slow queries, by default, those queries that take more >100ms. You can change this time …

Replication lag Typically, in our replica sets, we monitoring the replication lag, that is a measure of who far a secondary is behind the primary: …