December, 2013

  • Understanding Pool Corruption Part 3 – Special Pool for Double Frees

    In Part 1 and Part 2 of this series we discussed pool corruption and how special pool can be used to identify the cause of such corruption.  In today’s article we will use special pool to catch a double free of pool memory.   A double free of...
  • I/O Performance impact of running Start-DedupJob with –Priority High

    My name is Steven Andress and I am a Support Escalation Engineer with Microsoft’s Platforms Support Team. This is a short blog post to alert you to a condition you might encounter when running a deduplication job using the Start-DedupJob PowerShell...
  • Troubleshooting Adventure: A Real Life Memory Pool Leak

    Hi this is Jerry Devore with my first blog contribution. I am dedicated Premier Field Engineer specializing in Active Directory for a couple enterprise customers in the mid-west. Dedicated PFEs are generally embedded with Premier customer’s architects...
  • Event ID 157 "Disk # has been surprise removed"

    Hello my name is Bob Golding and I would like to share information on a new error you may see in the system event log. It is Event ID 157 "Disk <n> has been surprise removed" with Source: disk.  This error indicates that the CLASSPNP...
  • How to Build Your ADFS Lab on Server 2012, Part2: Web SSO

    Mark and Tom here again, continuing our series on ADFS. In this post, we'll show you how to use some sample-code to configure a web application for Web Single Sign-On (Web SSO) with ADFS. What's Web SSO? While Federated Web Single Sign-on...
  • Scale Out File Servers on Windows Server 2012

    Hey y’all Mark here with a quick post. We wanted to call attention to some fabulous work another Microsoft blogger has done. You may have heard of him. Ned ‘I’m famous on the internet’ Pyle. Old Ned use to be the editor in chief of AskDS until he left...
  • Free ebook: Introducing Microsoft System Center 2012 R2

    If you work with Hyper-V, you very well also use System Center to manage it. If you do not use System Center, you should download this free ebook and give it a review. We’re happy to announce a new free ebook – Introducing Microsoft System...
  • Cannot Extend Simple Virtual Disk in Windows Server 2012 R2

    I’m writing this blog to help shed some light on extending simple virtual disks in Windows Server 2012 R2. We have had questions from various customers that have been using simple virtual disk and need to add more space to them. Let’s say...
  • Unable to launch Cluster Failover Manager on any node of a 2012/2012R2 Cluster

    When Failover Cluster Manager is opened to manage a Cluster, it will contact all the nodes and retrieve Cluster configuration information using WMI calls. If any one of the nodes in the Cluster does not have the cluster namespace "root\mscluster"...
  • Domain and DC Migrations: How To Monitor LDAP, Kerberos and NTLM Traffic To Your Domain Controllers

    Hi everyone Adrian Corona here, this time I’d like to talk about a scenario that I get asked about a lot: Domain / Domain Controller Migrations. A very (if not the most) important piece of a successful migration is to know when there’s...
  • An update for ADMT, and a few other things too.

    So, we’ve been quiet for a few months, which is extraordinarily embarrassing after I basically told everyone that we were going to not do that. The reality of what we do in support is that sometimes it’s “All Hands on Deck”, which...
  • Hyper-V Management Pack Extensions 2012 / 2012R2 Available

    We have published the last release of the Hyper-V Management Pack Extensions with support for Windows Server 2012 R2 Hyper-V. Please update your current HyperVMPE 2012 with this latest release from codeplex. Hyper-V Management Pack Extensions 2012...
  • How to Build Your ADFS Lab on Server 2012 Part 1

    Hey y’all Mark and Tom here with a series we think you guys will dig. I feel like half of our blog posts are building a lab of some kind. We love our labs in PFE. That’s how most of us learn. Set up a lab, play around with the technology, and get it configured...
  • Announcement……MDOP 2013 R2 Released!

    In a previous post , we mentioned how to create recovery images using DaRT 8.0 SP1. However, that version didn’t support creating recovery images for Windows 8.1. This week we released MDOP 2013 R2 which includes DaRT 8.1 that adds this functionality...
  • How To Split and Migrate Child Domain DNS Records To a Dedicated DNS Zone

    Hello, my name is Pierre Ricca, and I am a Premier Field Engineer focused on Active Directory and PowerShell scripting. I started working at Microsoft France as PFE in November 2010. An important part of my job consists of delivering health checks, risk...