O'Reilly logo

Mastering VMware vSphere™ 4 by Scott Lowe

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

A.10. Chapter 10: Managing Resource Allocation

Manage virtual machine memory and CPU allocation.

In a VMware vSphere environment, the ESX/ESXi hosts control virtual machine access to physical resources like RAM and CPU. To effectively manage and scale VMware vSphere, administrators must understand how to allocate memory and CPU resources to virtual machines, including how to use reservations, limits, and shares. Reservations provide guarantees to resources, limits provide a cap on resource usage, and shares help adjust the allocation of resources in a constrained environment.

Master It

To guarantee certain levels of performance, your IT director believes that all virtual machines must be configured with at least 2GB of RAM. However, you know ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required