View Master Status Obtain the master status and the number of slave device nodes ./ethercat master Example Usage: The master is in idle state, the communication domain is not activated, master data statistics View Slave Information The slaves command is used to view the information of slave device nodes (ESC) mounted on the EtherCAT bus … Read more
As a blogger with years of experience in the Linux field, I have seen too many people stumble over performance issues in Linux systems. Have you ever encountered a scenario where you set up a Linux server with great enthusiasm, only to find that the website responds so slowly that it makes you question your … Read more
Click the blue text to follow us 1. Introduction The df command (full English: display free disk space) is used to display or view the space usage of file systems (or disks), including total capacity, used space, available space, usage rate, and mount points. 2. Syntax Syntax: df [options]… [file]… Parameter Description: Parameter Parameter Description … Read more
Whether you are a regular user or a Linux system administrator, there is often a need to automatically execute certain programs at regular intervals. For example, an administrator may need to monitor the system’s disk usage, in which case the <span>cron</span> job scheduler is a convenient tool to achieve this goal. Assuming the system administrator … Read more
In-Depth Exploration of Linux: From Kernel to Supercomputers, Why It Is Ubiquitous? You may know that Linux is an open-source operating system that can run on almost all computing platforms, from personal computers to smartphones, servers, and mainframes. However, what you really need to understand is that despite its unique naming conventions (such as shortening … Read more
Do you need to memorize Linux commands? Daily Linux Command: man Daily Linux Command: cat head(1) is one of the most frequently used commands for file processing, and its function is to read the beginning part of a file.When you only need to get the beginning content of a file, head(1) is safer than cat(1) … Read more
Technical Alley Reading time: 5minutes Remember to bookmark our official account The network configuration of Linux systems varies by distribution, and beginners often get confused by various configuration files and commands. This article organizes the static IP configuration methods for the entire series of CentOS/RHEL and Debian/Ubuntu versions, from traditional configuration files to modern command … Read more
The Three Musketeers of File Extraction in Linux: Are You Familiar with Them? 1. tar 1.1 <span>tar</span> Command Introduction <span>tar</span> is a Linux archiving tool responsible for packaging files, but it does not compress! It works in conjunction with tools like <span>gzip</span>, <span>bzip2</span>, and <span>xz</span> to achieve compression. 1.2 <span>tar</span> Command Options Option Meaning -c … Read more
Technical experience sharing, welcome to follow and provide guidance In the process of system development, the version deployed on the device is usually the release version, which generally does not contain debugging information. When issues arise, how do we troubleshoot? In fact, Linux provides the core dump feature, which generates a core file when a … Read more
(Click the public account above to quickly follow) Source: Cheng Mo http://www.cnblogs.com/chengmo/archive/2010/10/02/1841355.html If you have good articles to submit, please click → here for details When developing shell batch processing programs, string-related operations are often involved. Many command statements, such as: awk and sed, can perform various string operations. In fact, the shell has a … Read more