Multipathing Support in vSphere Standard Edition

A customer recently asked me if storage multipathing is supported in vSphere Standard Edition.  The customer had reviewed the vSphere Editions comparison chart at https://www.vmware.com/products/datacenter-virtualization/vsphere/compare-editions.html and saw that Standard Edition did not include the 'Storage APIs for Array Integration, Multipathing' feature.  While the answer was quick and easy, I saw a good chance to provide some detailed information to the customer to better equip them to make an informed purchasing decision and to run their vSphere environment in the long run.  So what is … [Read more...]

Installing PowerPath/VE using VMware Update Manager

I am finishing up an installation of an EMC Clariion CX4 SAN. One of the final steps of the installation is to configure PowerPath/VE on the ESXi hosts. PowerPath/VE is EMC's multipathing extension module for VMware (and Hyper-V), designed to replace the Native Multipathing Plugin (NMP) for increased I/O performance and failover management.  To simplify and automate the installation of PowerPath/VE, I decided to use VMware Update Manager (VUM) to push the extension to the ESXi 4.x hosts in the environment. The process of setting up an additional VUM patch repository to host PowerPath/VE … [Read more...]