Server Manager can use up a lot of RAM in Windows Server 2012 if we query a lot of events

Under specific circumstances you might observe that the Server Manager process ServerManager.exe is using huge amounts of RAM (several GB) and depending on the available RAM eats up all the available memory.   A possible cause for this kind of behavior is the amount of events that are queried and collected by the Server Manager….


Shared Nothing Migration fails (0x8007274C)

                                          Hi, my name ist Alex Mihai and I work in the Cluster/Virtualization Team at Microsoft. Today I wanted to talk to you about a problem with the Shared Nothing Live Migration in Windows Server 2012 that one of my customer recently encountered. Shared Nothing Live Migration is a new functionality introduced in Windows Server…


Installation Failures / CBS Store corruptions: Uncommon issues and troubleshooting

I wanted to discuss some of the more uncommon CBS issues that Administrators might encounter when performing installations. Basically this article is for cases where all updates fail to install on a particular client or if for example you cannot install a Service Pack.   The logs relevant in these situations no matter if client…


Installation folder in which Windows Vista, Windows 7, Windows Server 2008, Windows Server 2008 R2 will be installed

Many customers used on Windows XP and Windows Server 2003 machines other names for the OS folder other than “Windows ” (eg. WINNT) and now want to continue to use a different directory name for future OSes. This was possible back then by using the setting TargetPath in the Unattend.txt.   Starting with Windows Vista…


KB981833 – STOP: 0x0000006B on Dell systems

A very interesting case I worked on this week brought us on a new possible cause for blue-screens with STOP 0x6B, and I am now sharing this valuable information now 🙂 Symptom: Your Windows 7 Dell Latitude E6510 systems are running in STOP 0x6B, although KB981833 is already installed. Even if you delete the C:\Windows\system32\CodeIntegrity\bootcat.cache…


Supersedence problem with MS Office 2007 Updates KB974561 – KB2251419 and KB981715 – KB982312

Scenario: You have a WSUS Server in your environment and you are installing new Windows XP SP3 machines with Microsoft Office 2007. You notice that after the first update installation cycle finishes, following window pops up:     No installation logs (KBxxxxxx.log) have been created under C:\Windows for these 2 Updates. The 2 Office Updates…


Svchost.exe uses 100% CPU when Windows XP updates via WSUS

Although this problem will diminish in time with more powerful PC’s being released to the market, there are still situations where you might run into a performance problem when a client scans against WSUS. By default a client will scan every 22 hours for updates when connected to a WSUS Server. This default time can…


Tips for improving the performance of Hypervisor-based virtual machine images

There are several improvements that can be made on the Hypervisor Host machine and on the virtual machines running on this host machine (guest machines). If possible the host machine should run Windows 2008 Server R2 since the latest version of Windows Server does offer significant performance improvements over Windows Server 2008 1. Settings on…


How to fix Server Manager Errors after installing updates (HRESULT:0x800F0818 / HRESULT:0x800B0100)

Symptoms You install several Updates. After the successful installation, you notice you cannot add or remove features/roles in the Server Manager. Error: Unexpected error refreshing Server Manager: Exception from HRESULT:0x800F0818 Alternatively you can also get: Server Manager: Unexpected error refreshing Server Manager: No signature was present in the subject. (Exception from HRESULT: 0x800B0100) Resolution First…


Creating a custom Data Collector Set with SQL x86 counters on an x64 OS

In one of our recent CSS cases, we noticed a strange difference between the Windows Small Business Server (SBS) 2008 x64 and Windows Server 2008 x64. One could create a Data Collector Set (DCS) with SQL Server x86 counters, collect and view the samples just fine on the SBS 2008 x64, out of the box….