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Windows 8.1 preview build reboots every 2 hours

Posted 11 days ago

by John Marlin [MSFT]
- 8 Comments
Today’s blog is regarding the expiration of the Windows 8.1 preview build which occurred yesterday January 15 th , 2014. If you installed the Windows 8.1 preview build and have not upgraded to 8.1 RTM you may notice that your machine is rebooting...
I/O Performance impact of running Start-DedupJob with â€“Priority High

Posted 28 days ago

by John Marlin [MSFT]
- 3 Comments
My name is Steven Andress and I am a Support Escalation Engineer with Microsoft’s Platforms Support Team. This is a short blog post to alert you to a condition you might encounter when running a deduplication job using the Start-DedupJob PowerShell...
Free ebook: Introducing Microsoft System Center 2012 R2

Posted 1 month ago

by John Marlin [MSFT]
If you work with Hyper-V, you very well also use System Center to manage it. If you do not use System Center, you should download this free ebook and give it a review. We’re happy to announce a new free ebook – Introducing Microsoft System...
Cannot Extend Simple Virtual Disk in Windows Server 2012 R2

Posted 1 month ago

by John Marlin [MSFT]
- 3 Comments
I’m writing this blog to help shed some light on extending simple virtual disks in Windows Server 2012 R2. We have had questions from various customers that have been using simple virtual disk and need to add more space to them. Let’s say...
Unable to launch Cluster Failover Manager on any node of a 2012/2012R2 Cluster

Posted 1 month ago

by John Marlin [MSFT]
- 1 Comment
When Failover Cluster Manager is opened to manage a Cluster, it will contact all the nodes and retrieve Cluster configuration information using WMI calls. If any one of the nodes in the Cluster does not have the cluster namespace "root\mscluster"...
Hyper-V Management Pack Extensions 2012 / 2012R2 Available

Posted 1 month ago

by John Marlin [MSFT]
- 1 Comment
We have published the last release of the Hyper-V Management Pack Extensions with support for Windows Server 2012 R2 Hyper-V. Please update your current HyperVMPE 2012 with this latest release from codeplex. Hyper-V Management Pack Extensions 2012...
Unable to create a Storage Space in Windows 2012 R2 when using Windows Azure data disks

Posted 2 months ago

by Jeff Hughes (CORE)
- 1 Comment
We recently determined Windows 2012 R2 Storage Spaces is incompatible with the virtual hard drives (VHDs) created by Windows Azure for use as data disks. Not only will the disks not enumerate in Server Manager, but they will also show up as CanPool=false...
Windows Server 2012/2012R2 â€“ When Physical disks are attached to a virtual machine, Hyper-V Replica will have to be disabled

Posted 2 months ago

by John Marlin [MSFT]
- 5 Comments
Hello Everyone, Many of you have come across issues with respect to Hyper-V replication in Windows Server 2012 and 2012R2. In this blog, we are going to address an occurrence that you might run into when enabling Hyper-V Replica. In Replica, you...
Activating virtual machines via Automatic Virtual Machine Activation in Windows Server 2012 R2

Posted 2 months ago

by John Marlin [MSFT]
- 5 Comments
Hello, My name is Mayank Sharma and I am a Support Engineer in Windows Platforms Support Team. In this blog, I am going to discuss a very exciting addition to Windows Server 2012 R2, called as AVMA (Automatic Virtual Machine Activation). As the name...
Window 8 / Server 2012 computers reboot outside of maintenance window after installing updates

Posted 3 months ago

by John Marlin [MSFT]
- 3 Comments
Currently, Windows 8 and Windows Server 2012 RTM computers check for updates from Windows Update or Windows Software Update Services (WSUS) daily at a default time of 3:00 AM (configurable) as part of an automatic maintenance task which runs every day...
Duplicate Windows Folders

Posted 4 months ago

by Jeff Hughes (CORE)
Hello my name is Shasank and today I am going to discuss a customer issue that we recently worked on where a customer reported that Windows Explorer was displaying two Windows directories and Windows Explorer (or powershell) could not remove the folder...
How to Cleanup TPM information from AD for Windows 8 computers

Posted 5 months ago

by John Marlin [MSFT]
- 5 Comments
For Windows 7 machines, TPM Owner Password is stored in msTPM-OwnerInformation which is attribute of Computer object in AD. So if you delete the computer object, TPM Owner Password is also deleted. For Windows 8, TPM Owner Information is not stored...
Troubleshooting a Stop 0x7B in Windows

Posted 5 months ago

by John Marlin [MSFT]
- 4 Comments
The purpose of this blog is to provide information about the common Stop 0x7B bugcheck/Reboot Loop issue, and the best methods available to resolve it. We will discuss the main components involved in this type of bugcheck/crash, what can affect them,...
Announcing public availability of MBAM Compliance Data Cleanup Tool 2.0

Posted 6 months ago

by Jeff Hughes (CORE)
- 1 Comment
We are happy to announce public availability of MBAM Compliance Data Cleanup Tool 2.0 (clean-mbam.exe) , aka MBAMCDCT 2.0. MBAM Compliance Data Cleanup Tool 2.0 (clean-mbam.exe) is a command line tool which enables you to delete machine records...
How to Setup a Live Debug Using Physical Machines

Posted 6 months ago

by Jeff Hughes (CORE)
- 1 Comment
For this example I am using a Windows Server 2012 Physical machine that will be used to debug a problem machine. I will setup a live Debug session with a Windows 7 sp1 physical machine. Win2012Debugger (Host) - This is the physical machine that will be...
How to live debug a VM in Hyper-V

Posted 6 months ago

by Jeff Hughes (CORE)
- 4 Comments
For this example I am using a Windows Server 2012 Physical machine with Hyper-V installed. I will setup a live Debug session with a Windows 7 sp1 Virtual Machine residing on the same server. Win2012Debugger (Host) - This is the physical machine that will...
TechEd 2013 Presentations and Videos Ask the Core Team favorites

Posted 7 months ago

by John Marlin [MSFT]
- 2 Comments
Today’s blog is a listing of our favorite videos and presentations that recently occurred at TechEd 2013. I have gone through them and picked what we think are the most important to the technologies our team supports. Deployment/Client ...
Nodes being removed from Failover Cluster membership on VMWare ESX?

Posted 7 months ago

by Jeff Hughes (CORE)
- 5 Comments
Welcome to the AskCore blog. Today, we are going to talk about nodes being removed from active Failover Cluster membership when the nodes are hosted on VMWare ESX. I have documented node membership problems in a previous blog: Having a problem with nodes...
MMS 2013 Hands On Labs Available

Posted 8 months ago

by John Marlin [MSFT]
- 1 Comment
A few months ago we held the annual 2013 Microsoft Management Summit in Las Vegas. As in years past, the event sold out quickly and it was a very busy week. To everyone that attended, our sincere thanks. As a recap, the below blog gives you the list of...
Surface Pro Firmware and Driver Pack for Enterprise deployments

Posted 8 months ago

by John Marlin [MSFT]
- 1 Comment
Today I am going to discuss the Surface Pro Firmware and Driver Pack. The Surface Pro Firmware and Driver Pack is a collection of drivers and firmware updates that Enterprise will need if they want to deploy their own custom image to the Surface Pro using...
How to manage Out-of-Box Drivers with the use of Model Specific Driver Groups in Microsoft Deployment Toolkit 2012 Update 1

Posted 8 months ago

by Jeff Hughes (CORE)
- 7 Comments
Hello. My name is Bill Spears and I am a Premier Field Engineer in the Windows/Platforms group at Microsoft. In todayâ€™s blog I will discuss the approach that I use to manage Out-Of-Box drivers within the deployment process of MDT (Microsoft...
Tracing with Storport in Windows 2012 and Windows 8 with KB2819476 hotfix

Posted 9 months ago

by John Marlin [MSFT]
- 3 Comments
Welcome back to the CORE Team Blog. Paul Reynolds here. I would like to let everyone know about changes on how to capture Storport traces in Windows Server 2012 and Windows 8. NOTE: The information below is based on having hotfix KB2819476 installed...
Two new Hyper-V Books available from Microsoft Press

Posted 9 months ago

by John Marlin [MSFT]
Microsoft Press is releasing two new titles for IT pros who work with the Hyper-V virtualization platform: http://shop.oreilly.com/product/0790145383068.do http://shop.oreilly.com/product/0790145382924.do These scenario-focused titles...
Sessions from MMS 2013 Now Available

Posted 9 months ago

by John Marlin [MSFT]
Greetings AskCore fans. I thought I would start creating a blog for a subset of the videos/sessions available at each of the conferences that Microsoft has throughout the year. These sessions will be available and will deal with topics that are discussed...
Unattended Setup of Windows 8 to Surface Pro

Posted 9 months ago

by Jeff Hughes (CORE)
- 15 Comments
In today’s blog I am going to explain how you can do an unattended setup of the default Windows 8 Enterprise X64 install.wim to a Surface Pro from a USB drive. Unattended setups are not new but when you are deploying to the Surface Pro (or any other...