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  • Blog Post: Understanding the Repair Active Directory Object Recovery Action

    One of the responsibilities of cluster Network Name resource is to rotate the password of the computer object in Active Directory associated with it. When the Network Name resource is online, it will rotate the password according to domain and local machine policy (which is 30 days by default). If...
  • Blog Post: Free Online Training: Understanding Microsoft's High-Availability Solutions

    Hi Cluster Fans, We recently launched the free & public Microsoft Virtual Academy ( www.MicrosoftVirtualAcademy.com ). This training portal offers quick and easy access to presentations, webcasts, whitepapers and other technical content about Microsoft’s technologies. This week we just...
  • Blog Post: Virtualization Career Training Opportunities

    Virtualization Career Training On Tuesday, October 4 th Technical Evangelists Symon Perriman and Rick Claus are hosting an online conference on Virtualization Career Training with Microsoft Learning. This half day virtual event (8am – 11am PST) will offer a Level 100 to 200 introduction for...
  • Blog Post: Configuring IP Addresses and Dependencies for Multi-Subnet Clusters - Part II

    Hi Cluster Fans, A few weeks ago I posted a blog about configuring IP Addresses with multiple subnets and got some feedback about some additional scenarios to consider. This blog post will discuss the best practice of setting possible owners for the IP Addresses. Setting Possible Owners The...
  • Blog Post: Configuring IP Addresses and Dependencies for Multi-Subnet Clusters

    Hi Cluster Fans, At TechEd Berlin, several customers asked about the complexity of configuring multiple IP Addresses for clusters which have nodes in different subnets, so this short guide will provide a walk-through showing how easy it is to configure using Windows Server 2008 R2 Failover Clustering...
  • Blog Post: Clustered File Servers and the Remote Volume Management Firewall Setting

    Hi Cluster Fans, A common mistake when creating clustered file is not opening the appropriate firewall setting, Remote Volume Management . This can cause the file server to give errors for various operations. Remote Volume Management provides remote software and hardware disk volume management...
  • Blog Post: Changing Clustered IP Addresses & Configuring a DHCP or WINS Cluster

    Hi Cluster Fans, In Windows Server 2008 and Windows Server 2008 R2 we have simplified how easy it is to create and use a Failover Cluster. For example, if we detect you are using DHCP in your datacenter, we will automatically assign the cluster as well as clustered applications and services...
  • Blog Post: Clustering & High-Availability at TechEd Europe

    Hi Cluster Fans, In a few weeks the cluster team will be presenting at TechEd Europe from November 8-12 in Berlin, Germany. Additionally, several partner teams and Cluster MVPs will also be delivering high-availability sessions. Throughout the week, the team will be staffing the cluster booth,...
  • Blog Post: Working with Private Properties using Cluster WMI

    Hi Cluster Fans, In the forums we have noticed several people have question about how to manipulate a Cluster Object’s private properties using WMI. To work with private properties it’s important to understand how private properties work. Private properties of any cluster object are...
  • Blog Post: Introduction to the Cluster Quorum Model (Part 2)

    Hi, A few weeks ago we gave an overview of the cluster quorum model: http://blogs.msdn.com/b/clustering/archive/2010/05/14/10012930.aspx This week we will provide some more details about when and how the different types are used. Node Majority & Node and Disk Majority The...
  • Blog Post: Clustering & High-Availability at TechEd 2010

    Hi, The Clustering team is coming to TechEd New Orleans from June 7-10! Sign up now at: http://northamerica.msteched.com/ In addition to many technical presentation, t he team will be manning the Cluster Booth (Orange - WSV - 7) throughout the week, so please stop by to ask your...
  • Blog Post: Introduction to the Cluster Quorum Model

    Failover clusters ensure that workloads such as File Server, Exchange, SQL, and Virtual Machines are highly available. These resources are considered highly available if the nodes that host resources are up, however the cluster generally requires more than half the nodes to be running, which is known...
  • Blog Post: 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: https://msevents.microsoft.com/CUI/WebCastEventDetails...
  • Blog Post: R2 Print Cluster? Get this Hotfix! KB 976571

    Hi Cluster Fans, Many of you use Failover Clustering to prov ide high-availability to your print servers to ensure that the print spooler resource stays up and running. We have recently released a Rollup Hotfix specific to print clustering which contains several fixes to improve the stability of...
  • Blog Post: PowerShell for Failover Clustering: Creating Highly Available Workloads

    Hi Clustering PowerShell Scripters, One of the things we’ve provided in Failover Clustering PowerShell is a set of CMDlets to easily create highly available workloads in a cluster. PS C:\Windows\system32> Get-Command -Module FailoverClusters | ?{ $_.Name -like "Add-Cluster*Role" } CommandType...
  • 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: Copying VHDs onto a CSV Disk? Use the Coordinator Node!

    With Cluster Shared Volumes (CSV) one of the nodes in the cluster is responsible for synchronization of access to files on a shared volume. This is the node which currently owns the cluster ‘Physical Disk’ resource associated with that LUN, which is referred to as the Coordinator node. Each...
  • Blog Post: PowerShell Help Online & Management Pack Updates for Failover Clustering & NLB

    Hi Cluster Fans, We have added Windows Server 2008 R2 PowerShell help on TechNet and have updated our Management Packs to support 2008 R2 for System Center Operation Manager (SCOM), for both Failover Clustering and Network Load Balancing. PowerShell Help Online With PowerShell help online...
  • Blog Post: Microsoft Site Recovery Solutions Featuring Windows Server 2008 R2 Failover Clustering

    Hi cluster fans, This week Microsoft is launching an end-to-end solution to help customers deploy integrated Site Recovery Solutions ( http://blogs.technet.com/virtplanet/ ). This launch shows how Microsoft and partners like HP, EMC, HDS, NetApp, DataCore, DoubleTake and SteelEye are leveraging...
  • Blog Post: Failover Clustering Performance Counters – Part 3 – Examples

    Hi cluster fans, This third post in our series about Failover Clustering Performance Counters will give some practical examples of how to use this new Windows Server 2008 R2 feature to help troubleshoot your cluster. In Part 1 of this blog series we discussed Performance Counters and their interaction...
  • Blog Post: PowerShell for Failover Clustering: Finding the Drive Letter

    Hi cluster scripting fans, I often find myself looking for the drive letter(s) for a physical disk resource in a PowerShell console/script. After a bit of investigation, here is a way to do that using Cluster WMI through PowerShell: $DiskResourceName = "Cluster Disk 2" $DiskResource =...
  • Blog Post: Clustered Hyper-V Upgrades from Server 2008 to Server 2008 R2

    Hi Cluster Fans, We’ve just published documentation describing the upgrade path for clustered VMs on 2008 Failover Clusters to 2008 R2 Failover Clusters. Hyper-V Upgrades: http://support.microsoft.com/kb/957256 [Update: 11/12/09] A new cluster migration guide has been published which describes...
  • Blog Post: Failover Clustering Performance Counters - Part 2

    Hi Cluster Fans, In Part 1 of this blog series we discussed Performance Counters and their interaction with the Network, Multicast Request Reply, Global Update Manager and Database clustering components. This post will look at monitoring some additional cluster components: the Checkpoint Manager,...
  • Blog Post: Creating and Configuring a Generic Script Resource

    Hi, In recent posts I discussed how to create and configure Generic Applications and Generic Services . In this post I will talk about creating the third of our generic containers, Generic Scripts. What is Generic Script Resource Type? The Generic Script resource type allows us to achieve...
  • Blog Post: PowerShell for Failover Clustering: Let’s Rename a Few Things

    Hi Cluster fans, In this blog post, I’ll walk you through how to rename a couple of objects in your failover clusters using the new PowerShell CMDlets we’ve introduced in Windows Server 2008 R2. Trying to rename a cluster group in the GUI is easy, just right-click on the group, rename, enter the...
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