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The Complete VMware vSphere Guide
book

The Complete VMware vSphere Guide

by Mike Brown, Hersey Cartwright, Martin Gavanda, Andrea Mauro, Karel Novak, Paolo Valsecchi
November 2019
Beginner content levelBeginner
768 pages
32h 29m
English
Packt Publishing
Content preview from The Complete VMware vSphere Guide

Managing power resources

Based on cluster resource utilization, a DRS-enabled cluster can reduce its power consumption by powering on or off ESXi hosts through the vSphere Distributed Power Management (DPM) feature.

Memory and CPU resources demanded by VMs in the cluster are compared with the total resource capacity that's available from the hosts in the cluster. If the cluster is providing excessive resources, one or more hosts are placed in standby mode by DPM and powered off after migrating the VM to other hosts. When the capacity that's provided is deemed not sufficient, DRS powers the host on, bringing them out of standby mode and vMotions the VMs to them.

vSphere DPM can use three protocols to bring a host out of standby mode:

  • Intelligent ...
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Publisher Resources

ISBN: 9781838985752Supplemental Content