The Update Manager PowerShell library adds a set of cmdlets to PowerCLI which allow you to interact with Update Manager. There are cmdlets that allow you to download patches, create…
There are a number different ways in which to implement vDS depending on the scenario. As outlined in this VMware vDS Migration and Configuration document, using host profiles to deploy…
I’ve previously written about working with host profiles. This post will look more specifically at configuring storage using host profiles. You can configure ESXi host storage settings in a host…
I’ve written previously about working with the ESXi firewall, including changing rules and setting security levels. This post will have a look at troubleshooting the ESXi firewall. You can use…
My previous article covering the VCAP-DCA objectives looked at analysing a vSphere environment to determine which admission control policy to use on a HA cluster. To do so however, you need…
I’ve written about HA admission control recently, in this post, so there will be a little bit of overlap here. When choosing an admission control policy for a particular cluster,…
This will be a short post to cover the VCAP-DCA objective around understanding the interactions between vSphere HA and DRS. When both HA and DRS is enabled, the result will…
You can monitor your cluster for HA related issues by setting up alarms. The are a number of default alarms, including these cluster alarms: Cannot find master – Default alarm…
This post is intended to cover the VCAP-DCA objective around configuring HA redundancy. This will look at configuring the management network, configuring datastore heartbeats, and will take a look at…
One of the main configuration tasks in enabling Fault Tolerance functionality is to enable FT logging. Using the vSphere client, this is the same process as enabling vMotion. There are…