Storage Spaces Direct using Windows Server 2016 virtual machines

Windows Server 2016 introduces Storage Spaces Direct (S2D), which enables building highly available storage systems which is virtual shared storage across the servers using local disks. This is a significant step forward in Microsoft’s Windows Server Software-defined Storage (SDS) story as it simplifies the deployment and management of SDS systems and also unlocks use of new classes of… Read more

Windows Server 2016 Failover Cluster Troubleshooting Enhancements – Active Dump

Active Dump The following enhancement is not specific to Failover Cluster or even Windows Server.  However, it has significant advantages when you are troubleshooting and getting memory.dmp files from servers running Hyper-V. Memory Dump Enhancement – Active memory dump Servers that are used as Hyper-V hosts tend to have a significant amount of RAM and… Read more

Windows Server 2016 Failover Cluster Troubleshooting Enhancements – Cluster Log

Cluster Log Enhancements This is the first in a series of Blogs that will provide details about the improvements we have made in the tools and methods for troubleshooting Failover Clusters with Windows Server 2016. Failover Cluster has diagnostic logs running on each server that allow in-depth troubleshooting of problems without having to reproduce the… Read more

Windows Server 2012 Storage Migration for Cluster Managed Virtual Machines

Storage migration is a new feature in Windows 8 Server that allows moving the files for a virtual machine (VM) to a new location while the VM is running.  For example, suppose your VM’s files are currently on a SAN volume, but the SAN storage device is being retired.  A new SAN is deployed and… Read more

Virtual Machine Density Flexibility in Windows Server 2008 R2 Failover Clustering

Hi Cluster Fans,   Recently Windows Server 2008 R2 Failover Clustering has changed the support statement for the maximum number of Virtual Machines (VMs) that can be hosted on a failover cluster from 64 VMs per node to 1,000 VMs per cluster.  This article reflects the new policy in Hyper-V: Using Hyper-V and Failover Clustering…. Read more

Clustering & High-Availability at TechEd 2010

Hi,   The Clustering team is coming to TechEd New Orleans from June 7-10!    Sign up now at:     In addition to many technical presentation, the team will be manning the Cluster Booth (Orange – WSV – 7) throughout the week, so please stop by to ask your questions and share your… Read more

Upcoming Webcasts: Clustering & High-Availability

Hi Cluster Fans,   Over the next few weeks the cluster team is offering a series of public TechNet webcasts focusing on Failover Clustering in Windows Server 2008 R2. High Availability Server Apps with Windows Server 2008 R2 Failover Clusters   Link:   Event ID: 1032448853 Level: 300 Date & Time: Monday, May 03,… Read more

Clustering is coming to TechEd L.A.

Hi Cluster Fans,                 The Clustering & High-Availability team will be coming to TechEd, Los Angeles in May (website).  We hope some of you can see our sessions and demo Failover Clustering in Windows Server 2008 R2 as a Hands-on-Lab.  The cluster team will include Steven Ekren (Senior Program Manager), Vladimir Petter (Senior Software Development… Read more

Clustering Webcasts for Windows Server 2008 R2 and Cluster Beginners

Hi cluster fans, We have some upcoming webcasts covering both introductory material and R2 features.  If you’re new to clustering and want to learn more, our beginners webcasts will give you a solid foundation.  If you want to know more about Failover Clustering in Windows Server 2008 R2 (code name “Windows Server 7”), check out… Read more

How to create the cluster.log in Windows Server 2008 Failover Clustering

Windows Server Failover Clustering logs information about cluster activities including normal operations like updates between nodes as well as errors and warnings related to problems that occurred on the cluster in a text file called cluster.log.  The information in the cluster.log is very valuable when trying to troubleshoot just about any problem encountered with a… Read more