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- Understand the working mechanism and functional characteristics of the Linux linkwatch process
- Understand the working mechanism and functional characteristics of the Linux linkwatch process. In the Linux operating system, the linkwatch process is a special daemon process. Its main function is to monitor the status changes of the network interface, such as the establishment and disconnection of network connections. The linkwatch process obtains the status information of the network interface in real time by monitoring the NETLINK_ROUTE socket in the Linux kernel and handles it accordingly. How it workslinkwatch
- Linux Operation and Maintenance 1005 2024-03-01 11:48:04
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- Linux command: How to check the number of telnet processes
- Linux commands are one of the indispensable tools in the daily work of system administrators. They can help us complete various system management tasks. In operation and maintenance work, sometimes it is necessary to check the number of a certain process in the system in order to detect problems and make adjustments in time. This article will introduce how to use Linux commands to check the number of telnet processes, let us learn together. In Linux systems, we can use the ps command combined with the grep command to view the number of telnet processes. First, we need to open a terminal,
- Linux Operation and Maintenance 868 2024-03-01 11:39:04
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- An in-depth discussion of the restart commands of Linux systems
- The Linux system is an open source operating system that is widely used in servers, embedded devices, personal computers and other fields. In the process of using the Linux system, it is often necessary to restart the system to solve some problems or to make the system take effect and update the configuration. This article will delve into the restart command of the Linux system and provide specific code examples to help readers better understand and apply relevant knowledge. In Linux systems, the restart operation can be achieved in many ways, among which the most commonly used command is r
- Linux Operation and Maintenance 720 2024-03-01 10:45:04
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- Understand the role and usage of Linux DTS
- Understand the role and usage of LinuxDTS In the development of embedded Linux systems, Device Tree (DeviceTree, DTS for short) is a data structure that describes hardware devices and their connection relationships and attributes in the system. The device tree enables the Linux kernel to run flexibly on different hardware platforms without modifying the kernel. In this article, the function and usage of LinuxDTS will be introduced, and specific code examples will be provided to help readers better understand. 1. The role of device tree device tree
- Linux Operation and Maintenance 874 2024-03-01 10:42:03
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- Analysis of the problem of excessive Linux CPU system resource usage
- Analysis of the problem of excessive Linux CPU resource usage In the daily use of Linux systems, we may encounter the problem of excessive CPU resource usage, which will cause the system to respond slowly and even affect the normal operation of the system. This article will provide an in-depth analysis of the reasons and solutions for excessive CPU resource usage in Linux systems, and give specific code examples. 1. Cause analysis: Processes occupying too much CPU: Some processes occupy too much CPU, which may cause an increase in system load. You can locate specific problems by viewing system processes.
- Linux Operation and Maintenance 977 2024-03-01 10:12:03
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- Detailed explanation of several common Linux system restart commands
- Title: An in-depth discussion of several common Linux system restart commands. In Linux systems, restarting is a common operation, and the selection and use of restart commands are also crucial. This article will delve into several common Linux system restart commands and provide specific code examples to help readers better understand and master these commands. 1. Shutdown command The shutdown command is a very commonly used and powerful command in Linux systems. It can be used to shut down, restart or perform these operations regularly. under
- Linux Operation and Maintenance 469 2024-03-01 10:09:03
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- Easily master the skills of viewing subdirectories in Linux
- In Linux systems, viewing subdirectories is a need we often encounter in our daily work. Mastering the correct techniques allows us to manage and navigate the directory structure in the file system more efficiently. This article will introduce several methods to easily view subdirectories, including the ls command, find command, and tree command, as well as corresponding code examples. Use the ls command to view subdirectories The ls command is one of the most commonly used commands to view files and directories in Linux systems. To view all subdirectories in a directory, just add directory after the ls command
- Linux Operation and Maintenance 628 2024-03-01 10:06:04
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- An in-depth discussion of the functions and principles of Linux MBR
- In the boot process of Linux system, MasterBootRecord (MBR) plays a vital role. The MBR is the first sector of the hard disk, usually 512 bytes, and contains key information needed to boot the operating system. This article will deeply explore the functions and principles of LinuxMBR, and provide specific code examples to help readers better understand. Function and structure of MBR The role of MBR mainly includes the following aspects: Boot loader: MBR contains boot loader (Boot
- Linux Operation and Maintenance 682 2024-02-27 10:42:04
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- Detailed explanation of Linux SSH version checking method
- [Title] Detailed explanation of Linux SSH version checking method SSH (SecureShell) is a network protocol used for remote login and command execution, and is commonly used on Linux systems. With the continuous development of technology, the SSH protocol is constantly updated and upgraded, and checking the SSH version is an important part of ensuring system security. This article will introduce in detail how to check the SSH version under Linux, and attach specific code examples. 1. Check the installed SSH version number. Use the command to check the SSH server version number: s
- Linux Operation and Maintenance 1078 2024-02-27 10:39:03
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- Understand the Linux Master Boot Record (MBR) and its functions
- Introduction and function of LinuxMBR MBR, the master boot record (MasterBootRecord), is a small program stored in the first sector of the computer's hard disk (i.e., sector 0), usually occupying 512 bytes. It is an important part of computer boot and plays a key role in connecting the previous and the next. In the Linux system, MBR also plays an important role. Next, the structure, functions and related code examples of LinuxMBR will be introduced in detail. 1. LinuxMBR
- Linux Operation and Maintenance 826 2024-02-27 10:21:06
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- Analyze fields in Linux log files and their meanings
- Analysis of the column number and meaning of Linux log files In Linux systems, log files are an important part of recording system operations and events. Log files contain a large amount of information, and analyzing log files can help us understand system problems and optimize system operation. This article will introduce the number of columns in common Linux log files and their meanings, and attach specific code examples to help readers understand. 1./var/log/messages/var/log/messages is Li
- Linux Operation and Maintenance 778 2024-02-27 10:12:06
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- Guide: Linux File Locating Tips
- Linux file search guide In the Linux operating system, file search is one of the operations we often use. Whether you are looking for specific files, files containing specific content, or files with specific file types or permissions, you can use Linux's powerful search commands. This article will introduce several commonly used Linux file search commands, and attach detailed code examples to help readers better understand and apply these commands. 1. Find specific files When we want to find files with specific names
- Linux Operation and Maintenance 1210 2024-02-27 10:00:07
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- Explore the role of Linux MBR
- LinuxMBR (MasterBootRecord, master boot record) is a special boot record stored in the first sector of the hard disk and is used to start the computer and load the operating system. Understanding the functions of LinuxMBR is very important for a deep understanding of the computer boot process and operating system loading process. This article will introduce the functions of LinuxMBR and provide specific code examples to help readers better understand. 1. Overview of LinuxMBR LinuxMBR contains two parts of information
- Linux Operation and Maintenance 886 2024-02-27 09:51:05
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- Analyze the functions and features of Linux ttyload tool
- An introduction to the analysis of the functions and features of the Linux ttyload tool. In the Linux system, ttyload is a very practical terminal tool that can help users monitor the average load of the system in real time. Through ttyload, users can easily understand the current load situation of the system and take timely measures to deal with system pressure problems. This article will provide an in-depth analysis of the functions and features of the ttyload tool, and provide specific code examples for demonstration. Functions and uses ttyload is mainly used for display
- Linux Operation and Maintenance 1107 2024-02-27 09:39:06
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- View all users in Linux system
- In Linux systems, we often need to check which user accounts exist in the current system in order to manage and maintain the system. This article will introduce some methods to view all users in a Linux system, including using the command line and graphical interface. Method 1: Use the command line 1. Use the /etc/passwd file. The /etc/passwd file is a file that stores user account information in the Linux system. Each line represents a user account. We can get all the users in the system by looking at this file.
- Linux Operation and Maintenance 735 2024-02-27 09:33:06