Ask the Core Team
Microsoft Enterprise Platforms Support: Windows Server Core Team
Announcing public availability of MBAM Compliance Data Cleanup Tool
Hello!! My name is Himanshu Singh and I am a Support Escalation Engineer with Windows Core Team at...
Author: Jeff Hughes (MSFT) Date: 09/07/2012
Windows Server 2012 Failover Cluster Sessions at TechEd
Start getting familiar with Windows Server 2012 Failover Clustering by viewing the sessions that...
Author: John Marlin [MSFT] Date: 07/23/2012
Having a problem with nodes being removed from active Failover Cluster membership?
Welcome to the AskCore blog. Today, we are going to talk about nodes being removed from active...
Author: John Marlin [MSFT] Date: 07/09/2012
Keeping backups of Cluster Logs
In a previous blog, Understanding the Cluster Debug Log in 2008, you were given the information on...
Author: John Marlin [MSFT] Date: 06/19/2012
Incorrect file versions getting restored on removing patches
Hello. My name is Digvijay Nath, and I’m a Technical Lead with the Windows Performance team at...
Author: John Marlin [MSFT] Date: 06/08/2012
FREE CLASS: Windows Server 2012: Preparing for the Datacenter Evolution.
Windows Server 2012 provides a dynamic, highly available and cost-effective server platform for the...
Author: John Marlin [MSFT] Date: 06/07/2012
Setup cannot continue because one or more prerequisites required to install KB2686509 failed (0x8007F0F4)
Today’s blog is going to cover some issues regarding the installation of MS12-034 (2686509)....
Author: Jeff Hughes (MSFT) Date: 06/01/2012
Exchange DAGs and Cluster Networks
One of my colleagues here at Microsoft wrote a couple blogs on managing Exchange networks on a...
Author: Jeff Hughes (MSFT) Date: 05/21/2012
Requirements to save Bitlocker Recovery Key to AD using MDT
My name is Naziya Shaik and I am a Support Escalation Engineer with Windows Core team @ Microsoft. I...
Author: Jeff Hughes (MSFT) Date: 05/16/2012
EVENT ID 55: When Good Bits Go Bad
My name is William Effinger, and I am a Senior Support Escalation Engineer with the Windows Core...
Author: Jeff Hughes (MSFT) Date: 05/09/2012
MDT 2010 & 2012 – My deployment failed. What and where are logs I should review?
One of the most common questions I get is “What logs should I look at if my deployment fails?” So...
Author: John Marlin [MSFT] Date: 05/08/2012
Troubleshooting Boot Issues due to missing Driver signature (x64)
Today, I am going to discuss how to troubleshoot a scenario where the system does not boot in normal...
Author: John Marlin [MSFT] Date: 04/15/2012
Why is the CNO in a Failed State?
Hello, my name is Steven Graves and I am a Support Escalation Engineer (SEE) in the Platforms...
Author: Jeff Hughes (MSFT) Date: 03/27/2012
FIXED: Cluster Shared Volumes (CSV) in redirected access mode after installing McAfee VSE 8.7 Patch 5 or 8.8 Patch 1
A fix for the above titled problem has been released. If you are running into this problem, please...
Author: John Marlin [MSFT] Date: 03/18/2012
Windows Performance Monitor Disk Counters Explained
My name is Flavio Muratore and I am a Sr. Support Escalation Engineer with the Windows Core team at...
Author: Jeff Hughes (MSFT) Date: 03/16/2012
Understanding the DiskRunChkdsk parameter in Windows 2008 and above Failover Clusters
My name is Sean Dwyer and I am a Support Escalation Engineer with the Microsoft CORE team. I’d...
Author: Jeff Hughes (MSFT) Date: 03/05/2012
Windows Server 8 beta now available !!!
Thursday morning Bill Laing, Corporate Vice President of Server and Cloud Announced the beta release...
Author: John Marlin [MSFT] Date: 03/04/2012
What’s Going On With My Cluster?
Hello everyone. Today’s topic deals with a behavior you’ll notice on Windows 2008...
Author: Jeff Hughes (MSFT) Date: 02/24/2012
Measuring Disk Latency with Windows Performance Monitor (Perfmon)
My name is Flavio Muratore and I am a Senior Support Escalation Engineer with the Windows Core Team....
Author: Jeff Hughes (MSFT) Date: 02/07/2012
Cluster Shared Volumes (CSV) in redirected access mode after installing McAfee VSE 8.7 Patch 5 or 8.8 Patch 1
There is an issue with Cluster Shared Volumes and McAfee VirusScan Enterprise that I wanted to pass...
Author: John Marlin [MSFT] Date: 02/06/2012
Better alternatives to manually merging snapshots in Windows Server 2008 R2
There might be times on Windows Server 2008 R2 Hyper-V host when the snapshots will not merge, the...
Author: Jeff Hughes (MSFT) Date: 01/25/2012
Free Microsoft Private Cloud Training
Are you ready for the Microsoft Private Cloud? On February 21 & 22 Microsoft Learning is running...
Author: Jeff Hughes (MSFT) Date: 01/23/2012
Error “Encountered errors while reading in the specified configuration file” when you use FSRM dirquota command
My name is Himanshu Singh and in this blog I will talk about an issue seen on Windows Server 2003...
Author: Jeff Hughes (MSFT) Date: 01/06/2012
One of the source volumes specified has invalid….” Error messaging running wbadmin to backup system state
When creating a system state backup with Windows Server 2008 or Windows Server 2008 R2 you may...
Author: Jeff Hughes (MSFT) Date: 12/16/2011
Troubleshooting Error 800B0100, TRUST_E_NOSIGNATURE, during Service Pack 1 installation on Windows 7 or Windows 2008 R2
Hello, My name is Himanshu and I work with the Windows Core Support Team. Recently, I worked on a...
Author: Jeff Hughes (MSFT) Date: 12/14/2011
Error message running WBAdmin to backup system state: “One of the source volumes specified has an invalid….”
When creating a system state backup with Windows Server 2008 or Windows Server 2008 R2 you may...
Author: Jeff Hughes (MSFT) Date: 12/07/2011
Stop 0x50 on Windows 2008 R2 Failover Cluster
Greetings Cluster fans, John Marlin back for another go at it. I wanted to write...
Author: Jeff Hughes (MSFT) Date: 10/24/2011
Alignment changes in Windows 2008 and 2008 R2
Disk alignment, partition alignment, offset alignment…whatever you like to call it, it was very...
Author: Jeff Hughes (MSFT) Date: 09/26/2011
Replacing a Shared Disk on a 2008 Failover Cluster
Several months ago, I posted a blog on adding a new disk to an existing cluster. Another question we...
Author: Jeff Hughes (MSFT) Date: 08/26/2011
How to Failover the ‘Cluster Group’ and ‘Available Storage” Cluster Groups
One question I get asked a lot working with our customers is how to failover the ‘Cluster Group’ and...
Author: Jeff Hughes (MSFT) Date: 08/12/2011
Windows 2003 Server Cluster and Access Denied Errors
Hello Cluster fans, I am back for another go at it. This one you will need to hark back to the days...
Author: Jeff Hughes (MSFT) Date: 08/11/2011
Operating system comes up with Blue Screen Error: Stop c000021a
In this blog we are going to discuss about how we can decode and fix operating system crashes with...
Author: Jeff Hughes (MSFT) Date: 08/09/2011
“Partitioned” Cluster Networks
With Failover Cluster and the quorum models used, the concept of votes is used to determine which...
Author: Jeff Hughes (MSFT) Date: 08/08/2011
How to Verify BitLocker Recovery Keys in SQL DB using MBAM
Customers using BitLocker Drive Encryption to protect a volume might be curious to know, how to...
Author: Jeff Hughes (MSFT) Date: 08/04/2011
Cluster Disk May Fail to Online and Run ChkDsk when a Backslash ‘’ or Forwardslash ‘/’ is used in the Resource Name
We wanted to do a quick write-up on an issue we’ve seen in rare circumstances with 2008 R2 clusters...
Author: Jeff Hughes (MSFT) Date: 08/03/2011
MBAM Setup Fails with SQL Error: Error obtaining a certificate protected by the master key
Hello, my name is Manoj Sehgal. I am a Senior Support Escalation Engineer in the Windows group and...
Author: Jeff Hughes (MSFT) Date: 07/27/2011
Why are my Cluster Networks Dropping Periodically?
Lately I have been seeing customer issues with Windows 2008 Clustering where they are seeing both of...
Author: Jeff Hughes (MSFT) Date: 06/27/2011
Rights needed for user account when precreating a Cluster Name Object (CNO) on Windows Server 2008 R2 Failover Cluster
Greetings Cluster fans, John Marlin here again. In my previous blog, Rights needed for user account...
Author: Jeff Hughes (MSFT) Date: 06/22/2011
BitLocker on Mac Book running Windows 7 Enterprise Edition
Hello, my name is Manoj Sehgal. I am a Senior Support Escalation Engineer in the Windows group and...
Author: Jeff Hughes (MSFT) Date: 06/10/2011
My Disk is Read-only, Help!
Recently I helped someone on an issue where the customer had a disk that was part of a Windows 2008...
Author: Jeff Hughes (MSFT) Date: 06/02/2011
How to add KMDF/UMDF driver to a Windows Vista DVD
Hello, my name is Kaushik Ainapure. I am a Senior Support Engineer in the Windows Platforms Core...
Author: Jeff Hughes (MSFT) Date: 06/02/2011
Cluster Installation Time Out Issues
Hello, my name is Steven Andress and I am Support Escalation Engineer (SEE) in the Platforms Support...
Author: Jeff Hughes (MSFT) Date: 05/31/2011
Installing Windows 7 on UEFI based computer
Many new computers are shipping with the option to boot Unified Extensible Firmware Interface (UEFI)...
Author: Jeff Hughes (MSFT) Date: 05/31/2011
How to Export Non Clustered VM’S and Import Them to CSV Shares on 2008 R2 Cluster
So I have been asked a few times a process of how to take a Windows Server 2008 R2 Enterprise...
Author: Jeff Hughes (MSFT) Date: 05/26/2011