Troubleshooting

How to Avoid NTFS Permissions Problems During Hyper-V Live Migration

18 Jul 2017 by Eric Siron0
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The title of this article describes the symptoms fairly well. You Live Migrate a virtual machine that's backed by SMB storage, and the permissions shift in a way that prevents...

Troubleshooting After a Hyper-V Cluster Node Replacement

30 May 2017 by Eric Siron0
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It's simple to add and remove nodes in a Microsoft Failover Cluster. That ease can hide a number of problems that can spell doom for your virtual machines, though. I've...

Critical Status in Hyper-V Manager

25 Apr 2017 by Eric Siron0
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    I'm an admitted technophile. I like blinky lights and sleek chassis and that new stuff smell and APIs and clicking through interfaces. I wouldn't be in this field...

Performance Impact of Hyper-V CPU Compatibility Mode

20 Apr 2017 by Eric Siron0
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  If there's anything in the Hyper-V world that's difficult to get good information on, it's the CPU compatibility setting. Very little official documentation exists, and it only tells you...

Confusing Terms and Concepts in Hyper-V

14 Mar 2017 by Eric Siron0
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    If I ever got a job at Microsoft, I'd want my title to be "He Who Fixes Stupid Names and Labels". Depending upon my mood, I envision that...

Hyper-V’s relationship with virtual machine XML Files

05 Jul 2016 by Eric Siron0
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Through version 2012 R2, all Hyper-V virtual machines are defined by an XML file. It conforms to the XML specification and can be viewed in any text editor. Microsoft has...

Troubleshooting Hyper-V Webinar – Q & A Follow Up

01 Apr 2016 by Andy Syrewicze0
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A couple of weeks ago Didier Van Hoye and I conducted a webinar on troubleshooting Hyper-V. We promised that any of the question that we were not able to get...

Unknown Devices in Hyper-V Guests

01 Mar 2016 by Eric Siron0
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When using down-level Windows systems as Hyper-V guests, you might notice some "Unknown Devices". Since Device Manager was first introduced, the best way to deal with this has been to...

Ubuntu Linux Server on Hyper-V: Guest Will not Shut Down or Restart

17 Dec 2015 by Eric Siron2
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Linux doesn't always run smoothly on Hyper-V, although it's undeniable that the situation has gotten substantially better as Microsoft has put more effort into it. Sometimes, the way that Linux...

How To Use Altaro VM Backup for an Authoritative Restore

24 Sep 2015 by Eric Siron3
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Things in Active Directory get deleted. Sometimes, it's an accident (or maliciously done) and the object really shouldn't have been deleted. Other times, something happens that causes great chunks of...

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