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Angel Hernandez

Thoughts from a solution architect, technologist and Christian citizen.

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Tag: Internals

Building smart and self-configurable Windows Services

Posted on May 11, 2016December 23, 2016 by angelh

Hi Community, This post is about a question that many of us as architects and developers tend to ask ourselves, how can we build reliable yet flexible software that has the ability to adapt itself on the fly based on configuration changes? There are a few approaches to this, but Today I’d like to share […]

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MetaFS (Metadata File System for Windows)

Posted on June 16, 2015December 23, 2016 by angelh

FileSystems are the storage backbone for any computer system, in Today’s operating systems most of them provide a common functionality set like journaling, security and metadata among others. In my humble opinion, metadata is one of the most important ones, reason being is that they can tell users about the contents of the file without […]

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Instrumenting SharePoint code via Performance Counters

Posted on May 2, 2015December 23, 2016 by angelh

Instrumentation is an important and integral part of every system because it allows (among some other things) to monitor the health of the system and/or components of it.  On a recent engagement, I had to architect a SharePoint solution that integrates with a core LOB system. The SharePoint solution comprises a few workflows that in […]

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Communication between user and kernel-mode

Posted on April 30, 2015December 23, 2016 by angelh

As a follow-up post on Windows Services and Minifilters, Today I’ll explain one way we can send notifications from kernel-mode to an user-mode application.  Let’s remember Windows provides fault tolerance protection in the form of rings, thus an offending code in one of the rings should not compromise the stability of the system. My metadata […]

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