Errors Retrieving File Shares on Windows Failover Cluster

Hi AskCore, Chinmoy here again. In today’s blog, I would like to share one more scenario in continuation to my previous blog on Unable to add file shares in Windows 2012 R2 Failover Cluster . This is about WinRm a setting that could lead to failure…(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…(read more)

So what exactly is the CLIUSR account?

From time to time, people stumble across the local user account called CLIUSR and wonder what it is, while you really don’t need to worry about it; we will cover it for the curious in this blog. The CLIUSR account is a local user account created…(read more)

PSA: Incorrect MTU size causes connectivity issues with Windows Server 2012 and Windows Server 2012 R2

Greg Jaworski here to make readers aware of a support issue where network interface drivers may set an overly large MTU value of 1514 bytes. Problems arise when such large packets cannot be passed by the underlying network infrastructure. As this blog post will illustrate, connectivity failures caused by this condition can cause an array…

When Creating a New Resource or Role in Windows Server 2012 R2 Failover Cluster, the Network Name Fails to Come Online or Failed to Create Associated Computer Object in Domain

There is an issue I have seen repeatedly in the field since Windows Server 2012 and Windows Server 2012 R2 released. It typically surfaces when attempting to add roles to Windows Failover Cluster. Since my customers are large SQL shops, this issue typically surfaces when the server team hands off the Windows Server 2012 R2…

Deciphering Storport Traces 101

Welcome back to the CORE Team Blog — Paul Reynolds here. In previous blogs, I wrote about how to capture Storport traces in Windows 8 and Windows 2012. Please see: Tracing with Storport in Windows 2012 and Windows 8 with KB2819476 hotfix …(read more)

Is Offloaded Data Transfers (ODX) working?

Offloaded Data Transfers (ODX) was a new data transfer strategy that makes advancements in moving files. Only storage devices that comply with the SPC4 and SBC3 specifications will work with this feature. With this feature, copying files from one server…(read more)

Top Support Solutions for Windows Server 2012 and Windows Server 2012 R2

This is a collection of the top Microsoft Support solutions for the most common issues experienced when using Windows Server 2012 and Windows Server 2012 R2 (updated quarterly). Note that some content that applies to earlier versions of Windows Server is listed, because it can be also helpful with Windows Server 2012 issues. 1. Solutions related…