Setting the coredump partition when using vSAN

I was designing a customer vSAN deployment and I came across the guidelines and formula for calculating the required ESXi Coredump partition size: https://kb.vmware.com/s/article/2147881 Right away, I started working the formula for my customers deployment, when it occurred to me; this is WAY more complicated than it needs to be! VMware actually wants you to take… Continue reading “Setting the coredump partition when using vSAN”

Changing existing LUNs to Round Robin on ESXi

In the following steps, I am going to show you how to set all of the VMFS Volumes (LUNs) on an ESXi Host to use the PSP known as Round Robin, using only the ESXi Shell and/or SSH. This is clearly the simplest and most direct method of changing the PSP for existing volumes, and… Continue reading “Changing existing LUNs to Round Robin on ESXi”

iSCSI with Jumbo Frames and Port Binding

Immediately after installing an ESXi Server, you may or may not have any storage at all. Most ESXi servers today are diskless, with the ESXi installation living on some sort of flash-based storage. In this case a fresh installation of ESXi will present with no persistent storage whatsoever, as you can see in the example… Continue reading “iSCSI with Jumbo Frames and Port Binding”