In this video, learn how the ESXi host divides CPU resource among competing VMs. Learn basic CPU performance indicators such as CPU Ready and CoStop.
- [Rick] In this video, … I'll explain the vSphere CPU Scheduler … and how it works to spread virtual machines … across multiple physical processor cores. … So let's start with some basic terminology … and these are key terms that I'm going to use … throughout the remainder of this lesson. … So first off, we have a world. … A world is simply a thread of execution … inside of an ESXi host. … So a good example of a world would be … a virtual CPU for a virtual machine. … Each virtual CPU that I configure a virtual machine with … is going to be a thread of execution on an ESXi host … and it's going to be represented in ESXTOP as a world. … So a virtual machine actually includes multiple worlds, … especially if it has multiple processors. … The number of worlds per VM is really going to depend … on the number of processors … but there's also a world … for displaying the mouse, keyboard and screen … and there's another world for the virtual machine monitor … so these are basically just processes …
Note: This series is also designed to prepare candidates for the VMware Certified Professional - Data Center Virtualization 2019 (VCP-DCV 2019) exam.
This course was created by Rick Crisci. We are pleased to host this training in our library.