disk management Archives - ITFROMZERO

A Guide to ncdu and duf on Linux: Visual Disk Usage Analysis and Cleanup from the Command Line

By IT From Zero October 16, 2026

Replace legacy df and du tools with ncdu and duf on Linux. Learn how to pinpoint storage hogs, resolve deleted open file locks, and clean up server disks safely.

Fedora

Configuring Btrfs Subvolumes on Fedora: Optimizing Space and Rapid System Recovery

By IT From Zero March 11, 2026

This article provides detailed instructions on configuring and managing Btrfs subvolumes on Fedora. Learn to create and manage snapshots for system rollbacks and optimize disk space, ensuring stability and flexibility for IT workflows.

Linux

Linux Disk Mount and Management Guide: From lsblk to fstab

By IT From Zero March 7, 2026

A detailed guide to mounting and managing disks on Linux: identifying block devices with lsblk, creating partitions with parted/fdisk, formatting filesystems with ext4/xfs, and configuring fstab with UUIDs for persistent mounts. Real-world experience from a CentOS 7 production server.