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 »
Sharing .VMDKs on VM’s in VMware ESX
Recently I had to create a vmdk disk to share between two Microsoft Clustering servers. The purposes was to be utilised for a Quorum disk and found it isn’t as simple as creating a disk and attaching to the other host. This was done on a Microsoft 2008 R2 Server however it is dependent on… 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 »
VMware ESXi 5.x Disable Shell Warning
Cluster warning for ESXi shell and SSH appear on ESXi 5.x host This is not something you should do unless you want to “hide” the error message when having the ESXi shell and SSH enabled for ESXi 5.x. I removed the error messages in my test environment as I know no one is going to… Read more »
