Understanding Disks, Part 1: Why Disk I/O Even Exists
Jan 27 · 5 min read · Before you look at iostat, before you blame disks, before you scale hardware — you need one correct mental model. Let’s build it. Why does disk I/O even exist? A program never wants disk. A program wants data. Disk I/O happens only in two situations...
Join discussionLinux Disk Management : Partitions, Extending, Deleting
Dec 4, 2025 · 9 min read · Disk administration in Linux is a critical skill for all system administrators and DevOps engineers. Whether installing a new server, adding additional storage, or upgrading old hardware, it is crucial that you know how to manage disks securely and e...
Join discussionMastering Disk Management for Better Storage Control
Sep 22, 2025 · 4 min read · Disk management in Linux is about handling storage devices, partitions, and file systems to ensure proper allocation, performance, and data reliability. It includes tasks like checking available space, mounting/unmounting disks, creating partitions, ...
Join discussion🖥️ Complete Guide: Migrating LVM Physical Volumes Without Downtime
Sep 16, 2025 · 4 min read · Linux LVM (Logical Volume Manager) is a powerful storage management tool that allows you to create flexible logical volumes on top of physical disks. One of its best features is the ability to migrate data from one disk to another without stopping ap...
Join discussionDebugging disk pressure on a k8s node
Aug 30, 2025 · 2 min read · A while back, I ran into disk pressure on a node. It was a bit like opening your fridge and finding it packed, but having no idea what was taking up all the room. Our system started complaining about low disk space. I needed to figure out what was ho...
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How to Free Up and Automatically Manage Disk Space for WSL on Windows 10/11
Aug 6, 2025 · 15 min read · Windows Subsystem for Linux (WSL) lets you run a Linux environment directly on Windows. This is particularly useful for web development where you can develop and test applications in a Linux environment without leaving Windows. You can even run freeC...
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Mastering Disk Usage Analysis With ncdu
Apr 28, 2025 · 3 min read · As a systems engineer, understanding disk usage is not just beneficial — it's essential for maintaining the health and performance of your servers. In this guide, we’ll explore how to efficiently analyze your filesystem using ncdu along with a few ot...
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Step-by-Step Guide to Creating a Windows VM, Setting Up and initializing a Data Disk for use on Azure with MacOS.
Jan 8, 2025 · 5 min read · In this tutorial, I would be your guide and give you step-by-step guidelines through the process of creating a virtual machine, attaching a data disk to the virtual machine, remotely accessing the virtual machine and finally, initializing the data di...
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Command & Conquer: Monitoring and Optimizing Linux Performance (Part 5)
Dec 27, 2024 · 3 min read · Keep It Running: System Monitoring and Performance Tuning Welcome to Part 5 of the Command & Conquer series! By now, you’ve mastered the basics, learned to automate tasks, and explored networking commands. But to truly conquer Linux, you need to ensu...
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