Linux System Directory Structure Linux can actually change the rules, but most still follow this structure.http://www.pathname.com/fhs/ $> man hier //description of the file system hierarchy#> tree -d -L 2 / /: This is the root directory. This is where the whole tree starts. /bin: This directory contains executable programs which are needed in single user … Read more
In industrial production, firmware flashing is a critical step to ensure the normal operation of products. However, in practical applications, due to the asynchronous nature of file writing in the Linux system, it may lead to incomplete firmware flashing, thereby affecting the normal startup and operation of the device. This article will reveal the firmware … Read more
1. Common Disk Management Commands Command Description Core Purpose df Displays disk space usage of file systems View overall disk usage and remaining space du Counts disk usage of files/directories Analyze storage usage of specific directories or files fdisk Disk partition management tool Create, delete, and adjust disk partitions mkfs Formats a disk partition to … Read more
🌟 Linux Philosophy: Everything is a File In Linux and Unix operating systems, “Everything is a File” is a core design principle. It means that almost everything in the system is abstracted as a file, including regular files, directories, hardware devices, process information, network interfaces, and more. 📂 1. What is “Everything is a File”? … Read more
Through action, knowledge deepens; through deep knowledge, action becomes more effective. To stimulate students’ interest and enthusiasm for studying information technology, and to help everyone understand more practical computer knowledge, the School of Information Technology has specially launched the “IT Knowledge Base” column. Continuous effort, like water dripping through stone, conveys the pulse of information, … Read more
This article introduces the method for packaging the Linux development board file system and creating images, demonstrating the packaging of the Linux file system and image creation, suitable for those who want to package a configured system environment into an image for batch burning.Tactile Intelligence RK3562 Development Board demonstration, equipped with a quad-core A53 processor, … Read more
Basic Concepts To understand I/O, we first need to grasp a few concepts: file system, disk, and file.. Disk The disk provides the most basic persistent storage capability for the system. Classification of Disks Based on the storage medium, disks can be classified into two categories: mechanical disks and solid-state disks. Mechanical Disk: Composed of … Read more
01 All test programs in this section require the development board to have a Qt environment to run. The provided file system is derived from a Yocto build. We will later organize a separate ported Qt system to facilitate users in porting third-party software. If the user’s file system is not our factory version, please … Read more
Table of Contents Check if the kernel supports quotas Check if the mount properties of the specified partition meet the conditions quotacheck generates configuration files for users and groups edquota edits the quota file to set specified limit sizes Start quota management Stop quota management quota view quota information for specified users and groups repquota … Read more
📂 Linux Subdirectory <strong><span>/usr</span></strong> Directory Detailed Explanation 📌 I. Overview <span><span>/usr</span></span> is one of the most important directories in the Linux file system, which stands for “Unix System Resources”. It is used to store user programs, system tools, library files, documentation, shared resources, etc.. Originally designed as a read-only directory, it can be shared across … Read more