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  • Blog Post: Free Clustering & HA Training for Hyper-V & Private Cloud

    Next Tuesday, December 6 th from 8am-11am PST, we are offering a free training: Failover Clustering with Hyper-V: Designing a Highly-Available Infrastructure for the Private Cloud Register here: http://mctreadiness.com/MicrosoftCareerConferenceRegistration.aspx?pid=287 Join Symon Perriman (Technical...
  • Blog Post: Virtualization & Clustering Exam Training

    On Thursday December 1 st and Wednesday January 11 th , Technical Evangelist Symon Perriman and Technical Instructor Philip Helsel will host an online 8-hour deep dive training event for the Microsoft 70-659 Technical Specialist exam, Windows Server 2008 R2, Server Virtualization . This virtual event...
  • 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: 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: Announcement: Upcoming Cluster & Hyper-V Training for User Groups

    Hi Cluster Fans, On Thursday, July 14 th we will be giving online training to user groups about Failover Clustering & Hyper-V: Planning your Highly-Available Virtualization Environment . This event is run in collaboration with Microsoft’s User Group Support Services (UGSS) and will be presented...
  • Blog Post: Managing Hardware Snapshots on Failover Clusters

    In this blog I will discuss how clusters identify disks and considerations of presenting a hardware snapshot of a LUN back to the same cluster. Windows Server Failover Clustering has a kernel mode driver called ClusDisk.sys that listens for PnP arrivals of new disks to the system. When a new disk...
  • Blog Post: Recommended Service Pack 1 Failover Cluster Hotfix

    If you are upgrading a Windows Server 2008 R2 Failover Cluster to Service Pack 1, it is strongly recommended that you apply the hotfix KB 2531907. Here is the link: http://support.microsoft.com/kb/2531907
  • Blog Post: Announcing Microsoft Virtualization Jump Start Training Videos!

    Microsoft Learning hosted another new and exclusive Jump Start virtual training event – Microsoft Virtualization for VMware Professionals . We are thrilled to announce availability of the HD-quality video recordings – FREE – on TechNet Edge and soon coming to MS Showcase, the Zune Marketplace...
  • Blog Post: Microsoft Virtualization for VMWare Professionals – Free Online Classes - March 29-31

    Just one week after Microsoft Management Summit 2011 (MMS), Microsoft Learning will be hosting an exclusive three-day Jump Start class specially tailored for VMWare and Microsoft virtualization technology pros. Registration for “ Microsoft Virtualization for VMWare Professionals ” is open...
  • 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: 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: Trouble Connecting to Cluster Nodes? Check WMI!

    A frequent cluster network connection issue we see happens when the cluster cannot use WMI. WMI is Windows Management Instrumentation, which is an interface through which Windows components can provide information and notifications to each other, often between remote computers ( more info about WMI ...
  • Blog Post: Recommended Partner Blog Posts: Mapping Cluster.exe to PowerShell, PowerShell for iSCSI & Storage Server 2008 R2 RTM!

    Hi Cluster Fans, We wanted to let you know about some great cluster-related blog posts that Jose Barreto, a Program Manager on the File & Storage team, has recently published. Mapping Cluster.exe Commands to Windows PowerShell Cmdlets for Failover Clusters - Extended Edition Link:...
  • Blog Post: What is new for NLB in Windows Server 2008R2?

    In Windows Server 2008 R2 several improvements have been made to the Network Load Balancing (NLB) technology. Extended Affinity In the past, affinity was only honored for open connections when a failover occurs. In 2008 R2 we added what is known as “Extended Client Affinity”. When...
  • Blog Post: Creating a Cluster Resource DLL (Part 5): Logs

    Hi, In this series of blog posts we will help you to design, develop and debug the Resource DLL you are developing to give your application high-availability with Windows Server 2008 & 2008 R2 Failover Clustering. We recommend you start with the other blog post in the series: ·...
  • Blog Post: PowerShell for Failover Clustering: Find Clusters in a Domain

    Hi Cluster Fans, Using PowerShell in Windows Server 2008 R2 Failover Clustering we have made it very easy to find all the clusters within a domain. You may already know that you can use the Get-Cluster CMDlet to get information about the current cluster you are working on. Beyond this, Get...
  • 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: FAQ Week for NLB: Wednesday

    Every day this week the Clustering & High-Availability is writing about some of the top questions we get about Network Load Balancing (NLB) in Windows Server 2008 R2. We hope you find these helpful! · Monday: http://blogs.msdn.com/b/clustering/archive/2010/07/20/10040072.aspx ·...
  • Blog Post: FAQ Week for NLB: Tuesday

    Every day this week the Clustering & High-Availability is writing about some of the top questions we get about Network Load Balancing (NLB) in Windows Server 2008 R2. We hope you find these helpful! · Monday: http://blogs.msdn.com/b/clustering/archive/2010/07/20/10040072.aspx Gary...
  • 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: Scripting with Failover Clustering File Share Scopes

    Hi Cluster Fans, We have recieved many questions around the difference in behavior between Windows Server 2003 MSCS and Windows Server 2008 (and R2) Failover Clustering as it relates to the file shares and the new scoping behavior. Chuck Timon’s article will help you understand the differences...
  • Blog Post: 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...
  • Blog Post: PowerShell for Failover Clustering: Webcast Follow up

    Hi Cluster Fans, Thanks for those of you who attended my webcast on PowerShell a few weeks ago. If you didn’t have a chance to attend, here is the link to the event: https://msevents.microsoft.com/CUI/WebCastEventDetails.aspx?culture=en-US&EventID=1032448852&CountryCode=US One...
  • Blog Post: New Clustering Utility – Remote Desktop Connection Manager

    Hi Cluster Fans, We wanted to let you know about a new tool which will significantly help you manage your cluster deployments. Remote Desktop Connection Manager is actually not cluster-specific, but it allows you to logically group server remote desktop connections – ideal if you are working...
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