Summary

Scheduling in YARN is a pluggable framework to allocate cluster resources in a multiuser environment. In this chapter, you learned about different queues that are defined in YARN. The concepts and parameters related FSQueue and CSQueue. You also learned about the fair and capacity schedulers that are available in YARN. You also covered an overview about the queue definitions, configurations and job submission for both the schedulers.

In the next chapter, you will learn about the security framework of YARN. You will learn how Kerberos provides an authentication mechanism to YARN and how you can use access control lists.