Automatically Reboot VMware ESX Host after Purple Screen of Death (PSOD)

  The default and recommended setting is to leave the purple screen of death up to help you notice that the host has died and also leave the PSOD up to help troubleshoot the issue because on reboot you can loose your logs. 1. Shell (SSH) into the physical host or access the host directly… Read more »

Your Own Cloud Managed Storage with Owncloud on VMware ESX

ownCloud is a free and open-source web application for data synchronisation, file sharing and remote storage of documents (cloud storage). ownCloud is written in PHP and javascript languages This is a great alternative to the other storage based cloud solutions as it is a “fully manage yourself” solution. As long as you trust the host… Read more »

Change VMware ESX Scatch Config Location (.locker)

Best practice for a .locker scratch folder VMware recommends that the ESXi has a persistent scratch location available for storing temporary data including logs, diagnostic information and system swap space however it is not a absolute requirement. Persistent scratch space may be provisioned on a FAT 16, VMFS or NFS partition accessible by the phyiscal… Read more »

How to fix “inaccessible” virtual machines in VMware ESX

How to fix “inaccessible” virtual machines in VMware ESX Occasionally my storage goes offline, this can put VMware ESXi into a bit of a spin if your VM guests are hosted on the storage that went offline. The guests on the datastore will be greyed out with “(inaccessible)” next to them. There is a quick… Read more »

VMware Anti Affinity Rules in VMware ESX

I recently had to setup anti affinity to separate two guest operating systems that were clustered using Microsoft Cluster. This ensured that each guest would not be on the same host, reducing the risk of hardware failure bringing down both hosts and the cluster. Other examples might be that you want your primary and secondary… Read more »

How to vMotion from Intel to AMD and Vice Versa in VMware ESX

Live migrations (aka vMotion) is still one of the most impressive features of the vSphere platform although it has been around for quite a while now. It demonstrates the superiority of virtual machines over physical servers and their independence from the underlying physical hardware. But the hardware independence is not complete, unlike other devices CPU’s… Read more »