Feb 13 · 4 min read · When you buy a new Hard Drive or SSD, it is essentially a high-tech brick. It is a vast, empty landscape of 0s and 1s with no instructions, no organization, and no purpose. How your computer turns that "brick" into a place where you can save your pho...
Join discussion
Jan 19 · 3 min read · Who This Blog Is For This blog is written for: Beginners learning Linux storage DevOps aspirants practicing on AWS Anyone preparing for Linux / AWS interviews Readers who want hands-on, reproducible steps, not theory No prior LVM knowledge is a...
Join discussion
Jan 5 · 3 min read · In real-world cloud environments, storage requirements grow dynamically. As Linux and cloud engineers, we must know how to add, manage, and resize storage without downtime.This blog explains how to attach multiple EBS volumes to an AWS EC2 instance a...
Join discussionJan 1 · 6 min read · Recovering Data from a Failed NAS: When a NAS fails, it usually happens at the worst possible time—and often without an immediately obvious cause. Power failures, aging disks, firmware issues, or accidental misconfiguration can leave devices unbootab...
Join discussionOct 18, 2025 · 2 min read · 什么是 pvresize 与磁盘扩容原理 LVM 基础概念 LVM（Logical Volume Manager）是 Linux 系统中用于抽象物理硬盘的卷管理工具。通过将物理卷（Physical Volume，PV）组成卷组（Volume Group，VG），再从卷组中划分逻辑卷（Logical Volume，LV），实现磁盘空间的弹性分配和动态扩容。与传统分区不同，LVM 可以在不影响已挂载文件系统的情况下，随时增加或减少容量，这正是 pvresize 的核心价值所在。 pvresize 的...
Join discussion
Oct 17, 2025 · 5 min read · La Gestión de Volumen Lógico (LVM) es una herramienta esencial que todo administrador de sistemas Linux debe dominar. Ofrece una flexibilidad de almacenamiento que el particionamiento tradicional de discos no puede igualar, permitiéndote redimensiona...
Join discussion
Oct 15, 2025 · 10 min read · ⏱️ Time: 20-25 minutes💾 Requirements: 5 disks of 2GB each📅 Updated: October 2025 📚 What You'll Learn Create RAID 0 with 2 disks (sda + sdb) Compare speed with single disk (sdc) Create RAID 0 with LVM (sdd + sde) For a detailed understanding...
Join discussion
Oct 3, 2025 · 5 min read · Introduction Linux systems often use LVM logical volumes for swap by default. Sometimes, for simplicity, performance, or easier management, it’s preferable to move swap from LVM to a dedicated disk partition. Important: Removing LVM swap incorrectly ...
Join discussion
Sep 24, 2025 · 6 min read · This guide will help you understand, configure, and benchmark LVM Linear and LVM Striped volumes using four 1 GB disks (/dev/sda, /dev/sdb, /dev/sdc, /dev/sdd). We will:✅ Understand LVM Linear vs. LVM Striping (definitions, diagrams, analogies).✅ Pre...
Join discussion
Sep 22, 2025 · 5 min read · 🪣 Buckets of Water Example Imagine you have 3 friends. Each one asks you for a 1-liter bucket of water.But you only have 2 liters of water. Instead of saying “no,” you give each friend an empty bucket and say:👉 “Don’t worry, I’ll fill it only when ...
Join discussion