uberAgent for Splunk: User Experience Who said that end users get all the pretty UIs? Administrators are as happy as anyone to replace ugly consoles with good-looking HTML5 that runs on a smartphone just as […] Read more
Performance Impact of Windows Offline Files A little known fact about the Windows Offline Files functionality is it slows down network operations considerably. Here is how and why. Read more
uberAgent for Splunk: Dynamic Application Identification uberAgent for Splunk monitors Windows machines. It does not try to display as much data as possible but focuses on visualizing what is actually going on instead. In the last […] Read more
Windows Update Error 80072EFE in Client Hyper-V Guest Client Hyper-V was one of the things I was most looking forward to when I upgraded to Windows 8. I immediately added the Hyper-V feature and went to installing Server […] Read more
Introducing uberAgent for Splunk uberAgent for Splunk takes Windows monitoring a step further. uberAgent does not just collect data – it gives you the information that matters. Other monitoring products rely on the performance […] Read more
How to Determine the Size of the System Volume Information Directory Due to the strict permissions on the System Volume Information directory finding out its true size is not easy. Read more
XenApp and RDS Sizing Part 4 – Calculating the New Farm’s Capacity This article is part of a mini-series. You can find the other articles here. In the previous articles in this series we saw how to calculate a farm’s capacity and […] Read more
Conferences 2012 and Beyond What do I do for a living? I travel to community conferences, of course. In 2012 I spent 44 days going to 10 different conferences – err, wait, that is […] Read more
Clean Install of Windows 8 on Sony Vaio S15 Sony Vaio laptops are rumored to suffer from two defects: the preloaded OS image being full of crapware, and being extremely difficult to clean install. The former is true for […] Read more
Batch Delete Issued Citrix User/Device Licenses with Udadmin Udamin.exe is a handy tool for managing Citrix user/device licenses. To get a list of currently issued licenses run it like this: C:\Program Files\Citrix\Licensing\LS>udadmin.exe -list Usage data is 15 minutes […] Read more
Lenovo T520 Maximum Memory: Not 8, But 16 GB! Contrary to what Lenovo wants to make you believe, the T520 laptop is not limited to 8 GB of RAM. I own this reliable workhorse and made the mistake of […] Read more
Citrix Profile Management Architecture – Why it is Not Based on a Mandatory Profile Any More Ron Kuper asked in a comment why the architecture of Citrix Profile Management was changed from being based on mandatory profiles to capturing the entire profile content by default. This […] Read more
Installing ESXi 4.1 on HP DL380 G8: No NICs Found This kept us occupied quite a bit: after having worked with HP’s G7 line of servers for a long time, we ordered our first DL380 G8 for use with VDI. […] Read more
XenApp and RDS Sizing Part 3 – Determining Farm Load This article is part of a mini-series. You can find the other articles here. In the previous part of this series we saw how to determine the capacity of a […] Read more
Solution to “Windows Cannot be Installed to this Disk” I encountered a strange error when I moved my laptop’s hard drive to another computer to make room for an SSD. When I tried to install Windows 8 on the […] Read more
The Sad State of Web Forums – and some Alternatives The software industry in general is a very fast moving business, but even in this sector there are niches that allow species to survive that should, by normal means, have […] Read more
Choosing a Laptop, 2012 Edition I have been using Lenovo laptops for more than seven years. They never failed me – not a single hardware fault or software instability in all those years. OK, not […] Read more
Show Me Your Start Menu and I’ll Tell You Who You Are A Windows 7 start menu tells a lot about the user that, indirectly, created it. This is what mine looks like: So what does that say about me? Background This […] Read more
XenApp and RDS Sizing Part 2 – Determining Farm Capacity This article is part of a mini-series. You can find the other articles here. As we have seen in part 1 of this series, when sizing a new farm the […] Read more
Knowledge Base Gems While I am generally satisfied with the quality of Microsoft Knowledge Base articles (many other vendors’ KBs are far worse), from time to time I encounter articles that either lack […] Read more
XenApp and RDS Sizing Part 1 – Methodology This article is part of a mini-series. You can find the other articles here. One of the first things you need to do after starting a XenApp farm upgrade project […] Read more
The SetACL Shirt Shop Has Opened What could be geekier than a t-shirt imprinted with actual source code from a tool that helps administrators around the world tame one of the most dreaded beasts in IT: […] Read more
What’s Missing in PowerShell 3 ISE On my quest for a decent PowerShell development tool I first tried out PowerGUI, but was not very happy with it. When the RTM version of PowerShell 3.0 along with […] Read more
Windows 7 Default HKCU Registry Permissions This is a complete listing of all Windows 7 HKEY_CURRENT_USER registry permissions. The list was generated on a 32-bit installation with SetACL. More default permission listings can be found here. Read more
AppLocker – Solutions to Common Problems This article is part of my small series about AppLocker, a technology built into Windows that enables administrators to audit and optionally block application execution. Read more
Windows 7 Default File System Permissions Listing This is a complete listing of all Windows 7 file system permissions. The list was generated on a 32-bit installation with SetACL. More default permission listings can be found here. Read more
AppLocker – Security Problems This article is part of my small series about AppLocker, a technology built into Windows that enables administrators to audit and optionally block application execution. Read more
Finding and Removing Orphaned SIDs in File Permissions, or: Busting the Ghosts Built Into Windows 7 Due to a lack of visibility permission cleanup is performed far less frequently than it could, and probably should. As a result, ghost ACEs (permissions from deleted accounts) linger in […] Read more
AppLocker – Fact Sheet This is the first in a small series of articles about AppLocker, a technology built into Windows that enables administrators to audit and optionally block application execution. Read more
HowTo: ReACLing a File Server in a Domain Migration with SetACL 3.0 When you are planning a migration of user accounts between domains one task always pops up pretty quickly: reassigning the permissions of the users in the source domain to the […] Read more
