Most RecentMost ViewedMost LikesWindows Architecture - The BasicsFirst published on TECHNET on Apr 10, 2007 Today we're starting a new series of posts focused on understanding the Windows System Architecture itself.What is IRQL and why is it important?First published on TECHNET on Jan 22, 2008 When people first hear the term IRQL (pronounced Er-kel) their thoughts sometimes turn to the sitcom "Family Matters" and Jaleel White's alter ego, Steve Urkel.The Basics of Page FaultsFirst published on TECHNET on Jun 10, 2008 In our last post, we talked about Pages and Page Tables.Sessions, Desktops and Windows StationsFirst published on TECHNET on Jul 24, 2007 Today we are going to briefly go over the basics of some concepts that can be pretty confusing even at the best of times - Sessions, Desktops and Windows Stations.Where has all my Physical RAM gone?First published on TECHNET on Dec 19, 2012 Hello AskPerf! Ranajoy here from the Windows Performance Team.Memory and Handle Quotas in the WMI Provider ServiceFirst published on TECHNET on Sep 16, 2008 Hi folks, Mark Ghazai here once again with a quick tidbit on tweaking the WMI Provider Service (WMIPRVSE.An Introduction to Pool TagsFirst published on TECHNET on Apr 11, 2008 We’ve discussed several areas of Memory Management in our blog since we started.WS2008: Upgrade Paths, Resource Limits & Registry ValuesFirst published on TECHNET on Feb 01, 2008 It's February 1, 2008.An Overview of Troubleshooting Memory Issues - Part TwoFirst published on TECHNET on Jan 29, 2008 In our last post, we looked at some common memory issues and how to troubleshoot them.What is the Page File for anyway?First published on TECHNET on Dec 14, 2007 The page file is one of those pieces of the operating system that administrators know that they need to have - but they can't always explain why they need it, or how to accurately size it.