In daily life, do you often listen to music while editing documents, occasionally switching to a browser for information? In the world of computers, the Linux system also performs similar “multitasking” operations, and at the heart of it all is the crucial role of the “process.” A process, simply put, is an instance of a … Read more
This article is an original work by Teacher Liu from Yunbei Education. Please respect intellectual property rights. When forwarding, please indicate the source. No plagiarism, adaptation, or unauthorized reproduction is allowed. In the Linux system, the top command is an important tool for monitoring system resources and process status. In the interactive interface of top, … Read more
<span>top</span> is a commonly used command-line tool in Linux systems for dynamically monitoring system resource usage in real-time. It displays the resource usage of various processes in the system (such as CPU and memory usage) and provides some interactive operation features. 📌 Basic Syntax top After running, you will see an interface similar to the … Read more
1. File and Directory Operations 1. Basic File Operations ls -alh # List all files in detail (including hidden files) cd ~/projects # Change directory pwd # Display current path mkdir -p dir1/dir2 # Recursively create directories touch file.txt # Create an empty file or update the file timestamp cp -r src dest # Recursively … Read more
Introduction Although most of my work is related to Java development, I interact with the Linux system daily, especially after using a Mac, where I work in a command-line environment with a black background. My memory isn’t great, and I often forget many useful Linux commands, so I am gradually summarizing them for future reference. … Read more
Source: Internet When optimizing a Linux system, physical memory is one of the most important aspects. Naturally, Linux provides many methods to monitor the usage of this precious memory resource. The following list details various methods to check memory usage in a Linux system through viewing tools or command line. 1. /proc/meminfo The simplest way … Read more
Click the blue text above to follow us Resource ReleaseLinux Beginner to Advanced Practical Course↓ Scan to watch the video ↓ Introduction to the Linux last Command The last command in Linux is used to display information about all recently logged in and logged out users. This command is very convenient and practical when we … Read more
In the process of Linux system operation and maintenance, performance optimization is a crucial task. Disk I/O performance is often one of the key factors affecting the overall performance of the system. To accurately grasp the status of disk I/O, it is necessary to use some practical tools, and the iostat command is one of … Read more
Tip: This article shares the basic commands of the Linux system, providing a detailed explanation of the top command, including its functions, format, common options, interactive commands, and examples of the top command. 1. Overview of the top Command 1. Function ❝ The top command: displays active processes in real-time, showing the resource usage of … Read more
Today, I will share some hardware-related commands that can be used for daily operations and troubleshooting. Quick Reference Table for Hardware Commands Function Command CPU Information lscpu / cat /proc/cpuinfo Memory free -h / dmidecode -t memory Disk lsblk / fdisk -l / smartctl PCI Devices lspci USB Devices lsusb Motherboard Information dmidecode Temperature Monitoring … Read more