DRS

vSphere 7 DRS Scalable Shares Deep Dive

You are one tickbox away from completely overhauling the way you look at resource pools. Yes you can still use them...
frankdenneman
8 min read

DRS Migration Threshold in vSphere 7

DRS in vSphere 7 is equipped with a new algorithm. The old algorithm measured the load of each host in the...
frankdenneman
4 min read

SIOC on datastores backed by a single datapool

Duncan posted an article today in which he brings up the question: Should I use many small LUNs or a couple...
frankdenneman
2 min read

DRS and memory balancing in non-overcomitted clusters

First things first, I normally do not recommend changing advanced settings. Always try to tune system behavior by changing the settings...
frankdenneman
3 min read

Impact of oversized virtual machines part 2

In part 1 of the series of post on the impact of oversized virtual machines NUMA architecture, memory overhead reservation and...
frankdenneman
2 min read

VM settings: Prefer Partially Automated over Disabled

Due to requirements or constraints it might be necessary to exclude a virtual machine from automatic migration and stop it from...
frankdenneman
51 sec read

Provider vDC: cluster or resource pool?

Duncan’s article on vCloud Allocation models states that: a provider vDC can be a VMware vSphere Cluster or a Resource Pool...
frankdenneman
5 min read

DRS 4.1 Adaptive MaxMovesPerHost

Another reason to upgrade to vSphere 4.1 is the DRS adaptive MaxMovesPerHost parameter. The MaxMovesPerHost setting determines the maximum amount of...
frankdenneman
1 min read

DRS-FT integration

Another new feature of vSphere 4.1 is the DRS-Fault Tolerance integration. vSphere 4.1 allows DRS not only to perform initial placement...
frankdenneman
1 min read

DRS Resource Distribution Chart

A customer of mine wanted more information about the new DRS Resource Distribution Chart in vCenter 4.0, so I thought after...
frankdenneman
3 min read