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

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

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

RAP as a Service (RaaS) from Microsoft Services Premier Support

In this post, I’m excited to discuss a new Premier Support offering called Risk Assessment Program (RAP) as a Service (or RaaS for short). For those that are not familiar with RAP, it is a Microsoft Services Premier Support offering that helps prevent serious issues from occurring by analyzing the health and risks present in… Read more

Troubleshooting a Stop 0x7B in Windows

The purpose of this blog is to provide information about the common Stop 0x7B bugcheck/Reboot Loop issue, and the best methods available to resolve it. We will discuss the main components involved in this type of bugcheck/crash, what can affect them, and not only troubleshooting steps to perform, but also steps to resolve the issue…. Read more

Alternate Data Streams in NTFS

This blog has been a long time coming. There is a bit of confusion about the subject of alternate data streams (ADS) and no small amount of suspicion. So I want to take a few minutes to set the record straight on ADS. A couple years ago I wrote a blog on NTFS attributes. http://blogs.technet.com/b/askcore/archive/2010/08/25/ntfs-file-attributes.aspx… Read more

Removing a Mount Point Disk from a Cluster Group

Hello everyone. Today’s post is going to cover the steps needed to follow should you ever have to remove a ‘Physical Disk’ resource from a clustered service or application where that disk is configured as a mount point. Removing a disk from a group may be needed if the application no longer requires the storage… Read more

Having a problem with nodes being removed from active Failover Cluster membership?

Welcome to the AskCore blog. Today, we are going to talk about nodes being removed from active Failover Cluster membership randomly. If you are having problems with a node being removed from membership, you are seeing events like this logged in your System Event Log: This event will be logged on all nodes in the… Read more