Category: Hyper-V

I needed to compress a VHD as it was causing backups to fail. The Hyper-V built-in compress tool gained me 15MB! i was impressed. Even after a defrag, it was no better. So then i

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I came across this problem a few weeks ago.

A server had had a “Snap Shot” taken of it, then deleted. But the machine had never been powered down to allow the aVHD to merge with the VHD.  So when the host crashed, i was faced with a Virtual machine that was over 18 months old! View full article »

Well it looks like Our old problem has come back with SP1 for 2008 R2

After spending a while looking, i found the following KB…

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Microsoft have just released a rollup containing all of the updates needed for a stable and happy Server 2008 R2 Hyper-V server

Update for Windows Server 2008 R2 x64 Edition (KB2264080)

Instll sooner rather than later!

I have had this problem with a number of clients over the last months, after a bit of searching i found this

KB Number: KB974909
Title: The network connection of a running Hyper-V virtual machine is lost under heavy outgoing network traffic on a Windows Server 2008 R2-based computer
Description: This affects all guest operating systems.  The fix is applied to the hypervisor and while a reboot is required for installation, no updated need to be applied to the guest operating systems.
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