Introduction First of all, I am a member of Baidu Cloud Drive, and I am a super member with annual automatic renewal. However, I feel that Baidu is being unreasonable by not releasing a Linux version, which can only be used on Windows. Until May of this year, there was still no Linux version released. … 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
Learning and Practicing This article describes commands related to text processing in Shell programming, such as grep, sed, and awk grep: <span>grep is a text search tool used to search for lines in files that match one or more regular expressions.</span> <span>It is fast, flexible, and the standard tool for text searching.</span> <span>grep supports various … Read more
1. Background In early memory management modules, the concept of compound pages was introduced to describe Linux Compound Pages; however, there are design flaws inherent in compound pages themselves. In practical applications, the compound_head of compound pages presents issues in distinguishing between head pages and tail pages. Improper usage can easily lead to system exceptions. … Read more
Introduction to Linux Inodes In the Linux file system, inode (index node) is a core concept used to store file metadata, serving as the foundation for file system management of files and directories. 1. What is an Inode? An inode (index node) is a structure in the Linux file system used to store file metadata. … Read more
Summary of Linux File Directories, Disk File Systems, and Compression Commands File and Directory Management Basic Commands • ls – List directory contents ls # List files and directories in the current directory ls -l # Long format to display detailed information ls -a # Show all files (including hidden files) ls -la # Show … Read more
Original:https://mp.weixin.qq.com/s/2ACNTsl_JQSMwvWsZf55zw 1. Introduction During the use of a computer, shutting down and rebooting are the first two operations learned. Similarly, these two operations exist in Linux, allowing for shutdown and reboot. This is the subject to be described here. In the Linux Kernel, mainstream shutdown and reboot are implemented through the “reboot” system call (for … Read more
Java development is a fundamental skill that Linux experts must master. This article will introduce how to install JDK on Linux and configure the Java environment. (This article uses jdk-8u201-linux-x64.tar.gz as an example) 1. Uninstall the pre-installed JDK (most Linux distributions come with Java, but it may not be usable) 1) Check the installed JDK: … Read more
Background In the Linux system, the rm command acts like a “silent cleaner”; it can quickly remove unnecessary files, but a small mistake can lead to disaster. Mastering its correct usage is a crucial lesson for every Linux user. Introduction rm (Remove) is one of the most basic yet dangerous commands in Linux, as it … Read more
