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Open Source Linux
Open Source Linux
Jul 3, 2025 · Operations

Master LVM: Concepts, Commands, and Step‑by‑Step Setup Guide

This article provides a comprehensive overview of Logical Volume Manager (LVM), explains its core concepts such as physical volumes, volume groups, logical volumes and physical extents, outlines its main advantages, and walks through essential management commands with practical examples for creating, extending and removing LVM components.

LVMLinux storageLogical Volume Manager
0 likes · 10 min read
Master LVM: Concepts, Commands, and Step‑by‑Step Setup Guide
Ops Community
Ops Community
Jul 1, 2025 · Operations

Master LVM: From Core Concepts to Practical Commands and Setup

This guide explains the fundamentals of Logical Volume Manager (LVM), its key components, major advantages, reasons to adopt it, essential management commands with examples, and step‑by‑step procedures for creating physical volumes, volume groups, logical volumes, and mounting them for real‑world Linux storage solutions.

LVMLVM commandsLinux storage
0 likes · 9 min read
Master LVM: From Core Concepts to Practical Commands and Setup
Linux Kernel Journey
Linux Kernel Journey
Mar 6, 2025 · Fundamentals

Master Disk I/O Basics: A Complete Primer

This article explains what disk I/O is, compares HDD and SSD characteristics, describes the Linux I/O stack, outlines performance metrics such as throughput, IOPS and latency, and reviews factors, tools, caching strategies, and RAID configurations that affect storage performance.

Disk I/OI/O toolsLinux storage
0 likes · 19 min read
Master Disk I/O Basics: A Complete Primer
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Jun 5, 2020 · Fundamentals

Understanding dm Devices in Android: Linux Storage Stack Explained

The article explains how Android’s mount command shows numerous dm devices, detailing the Linux storage stack layers, using the OPPO Reno3 as a case study to illustrate the creation and purpose of dm devices, and poses why dm‑0 disappears from Android versions after Q.

Android storageLinux storagedm devices
0 likes · 5 min read
Understanding dm Devices in Android: Linux Storage Stack Explained
21CTO
21CTO
Mar 26, 2016 · Fundamentals

How a Custom Linux‑Based Distributed File System Achieves Scalability and Consistency

This article describes the design and implementation of a Linux‑based distributed file system (DFS) that targets large‑scale data storage and access, detailing its architecture, goals, storage model, consistency mechanisms, thread‑safety approach, synchronization strategies, and recovery processes to ensure high availability and data integrity.

DFS designDistributed File SystemLinux storage
0 likes · 35 min read
How a Custom Linux‑Based Distributed File System Achieves Scalability and Consistency