VCAP-DCA 5

In order to install PowerCLI you need to have a supported version of .Net installed, a supported OS and a supported version of Powershell installed. You can read the release…

LUN masking can be used to block a hosts access to a storage device or to prevent an ESXi host from using a particular storage path. This can be useful…

VLANs use the 802.1Q standard to tag traffic as associated with a particular VLAN. There are three main ways of using VLANs with vSphere: Virtual guest tagging (VGT) – requires…

Profile Driven Storage is a feature that allows you to ‘describe’ storage capabilities such as capacity, performance, replication etc. This is basically ‘tagging’ storage/datastores with certain characteristics, either supplied by…

As with any other virtual machine resources, it is important to pay close attention to virtual machine storage requirements. Virtualisation brings a lot of benefits when it comes to storage…

If there’s one thing that’s apparent when supporting vSphere environments, its that it’s never good news when a datastore has ran out of space. This article will look at how…

On occasion there is a need to tag SSD devices as such so that they are properly identified by your hosts and by vCenter. We can start by looking at…

What is an RDM or Raw Device Mapping? An RDM, or Raw Device Mapping, is a mechanism for giving a virtual machine direct access to a LUN. This LUN can…

When you attempt to mount a device that contains a VMFS datastore copy/storage snapshot, you are given the option to either mount the datastore using the existing signature or you…

Prepare storage for maintenance (mounting/un-mounting VMFS Datastores) When you un-mount a VMFS datastore, it remains intact but it can no longer be seen from the hosts on which you have…