Pure Storage and Round Robin

Yesterday, Pure Storage support and I performed a non-disruptive upgrade of the operating system (called Purity) that runs the controllers for our solid state SAN (storage area network). Prior to the upgrade, Pure Storage support wanted to confirm that all of our LUNs were configured to use Round Robin. Specifically, their “VMware ESXi 5.1 Best […]

Using PowerCLI to change all LUNs to Round Robin

Each week I learn a little more about PowerShell and PowerCLI. Today, I wanted to share how I used PowerCLI to change all of the LUNs connected to my ESXi hosts to the Round Robin multipathing policy. Note: Please make sure that your SAN/storage supports Round Robin before making these changes. First thing you need […]