...

/

Request Units and Cosmos DB Account Modes

Request Units and Cosmos DB Account Modes

Learn what requests units are in Cosmos DB and why there are so important. Get an overview of account types and how they influence billings.

Introduction to request units

Request units (RUs) are essential to Cosmos DB’s billing strategy because we are billed based on the RUs consumed. Each RU abstracts a resource consumption, like CPU, memory, or input/output operations per second (IOPS), and each operation consumes a specific amount of RUs, influenced by document size, query complexity, indexing policies, and more.

During this course, we’ll see which other factors influence consumption and how to optimize it.

Account modes

How Azure uses RUs against us is determined by the mode selected on our Cosmos DB account. We specify ...