Updates from QA Training

Andy-Fox

Andy Fox

Senior Learning Consultant

Andy has been a Consultant Instructor with QA for 10 years, and has 16 years IT Training experience. In his 25+ years in the IT industry he has gained experience working with Novell products and Microsoft from MS-DOS onwards. Since joining QA, his focus moved towards SuSE Linux where he gained CLP and CLE status. Over the past 4 years he has been engaged in the delivery of VMware vSphere training and has gained VCP, VCI and VCAP-DCA status.

vSphere 5.x Storage vMotion does not rename virtual machine files on completing migration

Since vSphere 5.0 was released, a feature previously available was found to not work anymore. Essentially, after a successful storage vMotion migration a renamed virtual machines’ files were no longer renamed to match. This feature has been restored in vSphere 5.0 update 2, however must be enabled. Read the full article

Tricking ESXi into seeing an SSD

Sometimes supported SSDs (Solid-State Drives) do not appear in the vSphere Client or Web Client as an SSD, but instead as unknown or Non-SSD. It is possible to use storage claim rules to alter this behaviour, to be able to use the ESXi host cache feature in ESXi 5.0 and above. Read the full article

Active Directory VM Generation IDs

Virtual Machine snapshot and cloning technologies provide us with a way of rolling back changes and duplicating VMs that can aid in testing and troubleshooting. However, these technologies can present challenges in production environments when used, particularly when used with Active Directory Domain Controllers. Read the full article

DRS Advanced Concepts

Having taught the vSphere 4 and now 5 courses for a few years now, I thought it was time to elaborate on the way that DRS identifies whether it should or should not migrate vms. Read the full article

vSphere 5.1 – Enhanced vMotion

A new feature released in vSphere 5.1 is the ability to vMotion a virtual machine from one host to another, and at the same time migrate the VMs storage from one datastore to another. Read the full article

Hot-Add

Yes, I know, this feature has been around since vSphere 4, but having checked, I could not believe that I had not written a blog about it, so here it is! Read the full article

VMware View 5.1: Adobe Flash Bandwidth Reduction

In VMware View 5.1 you can reduce the amount of bandwidth used to display flash content over PCoIP and RDP desktop sessions. This can improve the overall end user browsing experience and make other applications running in the desktop more responsive. Read the full article

How to hide alarm displays shown when esxi shell and ssh are enabled

When remote access to the ESXi shell is enabled (SSH) or when the local ESXi shell is enabled, the vSphere client shows an alarm icon on the host in the inventory, and displays a warning on the hosts summary page. In this blog we look at how to prevent these from being displayed. Read the full article

How to hide warnings when there is no HA network redundancy

When HA is enabled in a cluster, if there is no management network redundancy, the vSphere client shows an alarm icon on the host in the inventory, and displays a warning on the hosts summary page. In this blog we look at how to prevent these from being displayed. Read the full article

How do I reset an ESXi 5.0 unknown root password?

In previous vSphere versions it was relatively easy to reset the root password for an ESX host by booting the server in single user mode, this gave a root access command prompt from which you could change the password. In vSphere 5, we only have the ESXi hypervisor which does not have the ability to boot into single user mode, so in this blog we look at how to change the root password for an ESXi host. Read the full article

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