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  • Blog Post: Debugging a Hang at “Applying Computer Settings”

    Hi Everyone - My name is Aman. I'm an Escalation Engineer on the Microsoft GES (Global Escalation Services) team. We recently came across a critical situation where-in the following issues were reported by the customer: 1. DC login hangs at “applying computer settings” regardless of RDP or local...
  • Blog Post: LPC CASE2 – When things are not rosy

    Hello, this is Roy again. In this case we will discuss a scenario where tracing a hung client thread is not possible through LPC data structures and extensions. We would rather use hints from the LPC message sent about the operation that was taking place and other heuristics to arrive at possible reason...
  • Blog Post: LPC Part 3: Debugging a real world LPC scenario

    Hello my name is Roy; I’m an EE on the Microsoft global escalation services / CPR team. This blog post continues my previous posts on LPC. Below I will discuss scenarios that are simulated to depict actual issues encountered by Microsoft Customer Support Services. The two following scenarios deal...
  • Blog Post: LPC part 2 Kernel Debugger Extensions

    Hello my name is Roy, I’m an EE on the Microsoft global escalation services / CPR team. This blog is a follow on to my first LPC blog. We will be discussing debugger extensions that allow you to look at LPC related issues. Disclaimer: The purpose of this blog is to illustrate debugging techniques...
  • Blog Post: LPC (Local procedure calls) Part 1 architecture

    Hello, my name is Roy. I’m an Escalation Engineer in the CPR platforms team. I’ll be doing a four part series on LPC over the coming month. You’re sure to find this interesting. That being said let’s get started. Disclaimer: The purpose of this blog is to illustrate debugging techniques with LPC...
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