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Welcome to My Technical Blog

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Welcome to my technical blog! I’m Xavier Lopez, a Senior Platform Engineer with over 10 years of experience in DevOps, cloud architecture, and platform devel...

Network Concepts

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Layer 2 and 3 of the Open Systems Interconnection (OSI) Model. An explainer. Data Link Layer (Layer 2): Functionality: This ...

Virtualization - Server

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The Fundamentals of Server Virtualization: Benefits Efficiency: Scaling by creating new VMs from templates. Scaling by cloning VM...

Virtualization - CPU

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Device mapper: A virtual block device driver framework provided by the Linux kernel, which provides an infrastructure to filter I/O for block devices (BIO...