VMware ESXi 5.x host experiences a purple diagnostic screen Workarounds

VMware issued a Knowledge base article detailing a known issue with ESXI Hypervisors failing due to virtual machines using the Virtual Network Adapter (KB2059053). The ESXI host will show the following symptoms: Through the DCUI you will see a Purple Diagnostic Screen showing the following information: @BlueScreen: #PF Exception 14 in world wwww:WorldName IP 0xnnnnnnnn... Continue Reading →

Deciding On How Many vCPU’s Should A Virtual Machine Be Allocated ?

I suppose I should start by stating that this post's main focus is around VMware's CPU Schedular. The Difference Between CPU usage In A Physical And Virtual World Physical servers typically have a single or multiple CPU's (multiple cores). A hypervisor provides an additional layer between the OS and the physical CPU allowing the use... Continue Reading →

Powering off a VMware Virtual Machine in ESXI Shell

I recently had a issue with a VM failing to shut down via the client and web console. I found the best way to resolve this would be to force a shutdown via the ESXI shell. Connect to the ESXI Shell using Putty or other terminal console using SSH. You would first need to get... Continue Reading →

Configuring RDS 2012 on Windows Azure

This post shows you how to setup RDS 2012 on Windows Azure: please see previous posts for guides on configuring RDS. Deploy RDS VM Ensure  you setup the Virtual Network and Domain controller before deploying the RDS VM. You can ether create a site to site VPN to a on-premise Domain Controller or create a... Continue Reading →

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