Tag Archive: vCenter 5.1

vCenter Server task – Upgrade vCenter Agents on cluster hosts

One customer contacted me a week ago with a question regarding a vSphere vCenter Server problem they have seen after upgrading to vCenter Server version 5.1. I recall i had the same problem back in 2012 when upgrading to vSphere 5.1 and i thought it was worth to create a blog post about it, even …

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Use PowerCLI to compare virtual machine configured and installed guest operating system

When i presented the result from a vSphere health check the other day my costumer was quite surprised that a few of his virtual machines had an installed guest operating system that didn’t match the guest operation system configured in vSphere. Several other blogs covers the importanceย of having a configured guest operating system in vSphere …

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