Building a KMS Host on Windows Server 2008 R2

Support Lifecycle: https://support.microsoft.com/en-us/lifecycle?p1=14134 This blog post is part of a series of posts, detailing the build process and activating capabilities of a KMS host on a particular host operating system. The operating system dictates which KMS host key (CSVLK) can be installed on that particular host, and that CSVLK determines what KMS-capable clients can be activated. When implementing… Read more

Cluster Networks in Windows Failover Clustering

Welcome to the Ask the Core Team blog. My name is Eriq Stern and today we are going to discuss Failover Cluster networks.  This information applies to Windows 2008 thru Windows 2012 R2 Failover Clusters. What does a Windows Failover Cluster consider a “Cluster Network”? In a Windows Failover Cluster, Cluster Networks are created automatically… Read more

Establishing Network Connectivity to a Share in the Windows Recovery Environment

Hi there! My name is Neil Dsouza and I’m a Support Escalation Engineer with the Windows Core team. Today I’m going to cover a scenario where you have a server that fails to boot and all you want to do is copy the data off the machine to a network share.  In most cases connecting… Read more

Updates taking a long time to install in Windows Server 2008 R2

Today I would like to discuss one of the issues that you face while installing updates in Windows Server 2008 R2.  When you install an update, it may hang for a very long period of time without any progress showing.  If you open Event Viewer and look in the Setup Event log, you will get… Read more

New Guided Walkthrough for troubleshooting problems relating to Event ID 1135 in a Failover Clustering environment

I wanted to post about a new walkthrough that we have to help in troubleshooting an Event 1135 on a Failover Cluster.  As a bit of a background, Failover Clustering sends a heartbeat from and to each node of a Cluster to determine its health and if it responding.  If it does not respond in… Read more

How big should my OS drive be?

My name is Michael Champion and I’ve been working in support for more than 12 years here at Microsoft.  I have been asked by many customers “What is the recommended size for the OS partition for Windows Server?”.  There are minimum recommendations in the technical documentation (and release notes), but those recommendations are more on… Read more

The New and Improved CheckSUR

One of the most used and arguably most efficient tools that we utilize when troubleshooting Servicing issues, prior to Windows 8/Windows 2012, is the System Update Readiness tool(also known as CheckSUR). However, as we continue to improve our operating systems, we must continue to improve our troubleshooting tools as well. Thus, I want to introduce… Read more

Building Windows Server Failover Cluster on Azure IAAS VM – Part 2 (Network and Creation)

Hello, cluster fans. In my previous blog, Part 1, I talked about how to work around the storage blocker in order to implement Windows Server Failover Cluster on Azure IAAS VM. Now let’s discuss another important part – Networking in Cluster on Azure. Before that, you should know some basic concepts of Azure networking. Here… Read more

Windows Server Failover Cluster on Azure IAAS VM – Part 1 (Storage)

Hello, cluster fans. This is Mario Liu and I am a Support Escalation Engineer on the Windows High Availability team in Microsoft CSS Americas. I have a good news for you that starting in April 2015, Microsoft will support Windows Server Failover Cluster (WSFC) on Azure IAAS Virtual Machines. Here is the supportability announcement for… Read more

Deciphering Storport Traces 101

storportWelcome back to the CORE Team Blog — Paul Reynolds here. UPDATE 01-04-17:  In previous blogs, I wrote about how to capture Storport traces in Windows 8 and Windows 2012 using the Performance Monitor GUI (see Tracing with Storport in Windows 2012 and Windows 8 with KB2819476 hotfix and Tracing with Storport in Windows 2012 and… Read more