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Here is little tip for you that want to practice kernel mode debugging but either don’t have 2 machine machines to play the TARGET and HOST roles or simply don’t want to play with (for any reason) with the old null modem serial cable used to connect the
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This week I'm working on this case related to IIS6 server hosting an Asp.Net application (it's a C# app) whose the performance is poor even when a very low number of users is hitting it. The architecture is the classical web layer accessing the backend
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This weekend I had the opportunity to work along our security specialists (from PSSSec group) in what we can call the hottest situation involving hundreds of production servers either stopped or severely impacted by a new variation of a worm. As a new
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This is lab for simulating a real 100% CPU condition being caused by a generic Win32 application when there are no symbols available for such application. Let’s start supposing the situation is currently occurring. So, the first step is to confirm the
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Processes consuming 100% of a system's CPU time is such a situation everybody has faced at least once (likely much more than once :)), and normally as solution we just "kill the murderer" by stopping the culprit process. But what was really causing that
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