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
1. Introduction to Common Commands There are many commands in the Linux system that can help us accomplish different tasks. Here, we will introduce some commonly used basic commands that can assist us in performing corresponding basic operations. As we continue learning, we will encounter more Linux commands that can help us complete various tasks. … Read more
Today, let’s share some common commands of Ansible 1 Basic Commands Command Description <span>ansible –version</span> Check Ansible version <span>ansible all -m ping</span> Test connectivity to all hosts <span>ansible <host group> -m ping</span> Ping specified host group <span>ansible webservers -m command -a "uptime"</span> Execute shell command on target host <span>ansible all -i <ip>, -m ping</span> Temporarily … Read more
In Linux, here are some commonly used commands: 1. Using the ls command You can use the ls command with the -lh option to check the file size, including compressed files. For example: ls -lh filename.zip Here, the -l option displays file information in a list format, and the -h option makes the file size … Read more
Click the blue text to follow us When the disk space is full, it can lead to application anomalies. How should we troubleshoot the issue of full disk space? First, we need to confirm the disk space usage. To check the disk space usage, we can use the df command. [root@VM-181-124 ~]# df -h Filesystem … Read more
(Click the public account above to quickly follow) English: Techbar, Translation: Linux China/geekpi linux.cn/article-2389-1.html If you have good articles to submit, please click → here for details I regularly use the Linux shell (Bash), but I often forget some useful commands or shell tricks. Yes, I can remember some commands, but they definitely won’t be … Read more
Linux Server System Information # Display basic system information uname -a # View kernel version uname -r # Display information about the distribution – detailed information about the operating system lsb_release -a # Linux version cat /etc/issue cat /etc/os-release more /etc/redhat-release hostnamectl cat /proc/version # CPU information cat /proc/cpuinfo more /proc/cpuinfo | grep "model name" … Read more
Background Open source is the cornerstone of innovation (whether acknowledged or not). The foundation of the innovation operating system is Linux. The use, tuning, and troubleshooting of Linux require many tools. Basic Tools Linux connections: Finalshell, Winterm, MobaXterm, Xshell, and Windows bash. Open source tools can be used: winscp for file uploads, putty for system … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join our technical exchange QQ group with the note 【Public Account】 for faster approval Linux Course Notes Directory Structure /：Root directory, the only top-level directory Path example: /home/itheima/a.txt indicates the a.txt file in the home/itheima folder under the root directory Basic Commands ls: … Read more
