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  • Blog Post: Identifying Stale Cluster Computer Objects

    On a Windows Server Failover Cluster for each Network Name resource there is a logical name which has a corresponding computer object (CO) created. The computer object associated with the Cluster Name this is commonly referred to as the Cluster Name Object (CNO) and for all other Network Name resources...
  • Blog Post: Understanding Hyper-V Virtual Machine (VM) Failover Policies

    In this blog I will discuss the behavior of the failure policies for a highly available Hyper-V virtual machine running on a Windows Server 2008 R2 Failover Cluster. For the most part, cluster failover policies are generic and apply to all workloads on a cluster, whether it is SQL, a File Server, etc...
  • Blog Post: Evaluating High-Availability (HA) vs. Fault Tolerant (FT) Solutions

    When evaluating how to increase availability and reduce downtime for your deployments, solutions can commonly be categorized as either a 'High Availability' solution or a 'Fault Tolerant' solution. In this blog I thought I would take a moment to discuss pros and cons of each. High Availability Solutions...
  • Blog Post: Guest Failover Clustering with VMware

    This blog discusses running a Windows Server Failover Cluster (WSFC) in a virtual machine (VM) on top of a VMware host. Running a cluster in a virtualized environment is commonly referred to as "Guest Clustering". Guest Clustering provides two key values: 1. Application Health Monitoring – Enables...
  • Blog Post: Dynamic Disks with Windows Server Failover Clustering

    Since Failover Clustering traditionally requires shared storage (you could also use hardware or software replication between nodes), we get a lot of questions about which shared storage types we support. Windows Server Failover Clustering has a very flexible storage model that allows a wide variety of...
  • Blog Post: 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...
  • Blog Post: Share Subdirectories, Where Hast Thou Gone?

    You may have noticed that in Windows Server 2008 that the "Share Subdirectories" option for file shares on a Failover Cluster has been removed...why would we do that? First off, let's take a stroll down memory lane and talk about the history of this feature and how it came to be... Let's timewarp...
  • Blog Post: Clustering is coming to TechEd!

    Hi cluster fans, From June 9 th – 13 th the cluster team will be at IP Pro TechEd in Orlando, Florida. Windows Server 2008 has been our biggest release to date and a quorum of our program managers, marketing team, and cluster MVPs will be there to educate and answer all your questions. We will...
  • Blog Post: Clustering Events during MVP Summit

    The MVP Summit is help in Redmond and Seattle, WA on April 14th - 17th ( https://www.mvpsummit2008.com/Default.aspx ). The clustering team is planning several events and presentations over this week which are open to MVPs who have listed clustering as an interest in their MVP Summit profiles. Please...
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