Server

Administrator Guide
Viewing System Information
Basic Configuration
- Setting the System Locale
- Setting the Keyboard Layout
- Setting the Date and Time
- Setting kdump
- Setting the Disk Scheduling Algorithm
User and User Group Management
- Managing Users
- Managing User Groups
Software Package Management with DNF
- Configuring the DNF
- Managing Software Package
- Managing Software Package Groups
- Check and Update
Service Management
- Introduction to systemd
- Features
- Managing System Services
- Changing a Runlevel
- Shutting Down, Suspending, and Hibernating the Operating System
Process Management
- Viewing Processes
- Scheduling a Process
- Suspending/Resuming a Process
Service Configuration
- Configuring the Repo Server
  - Overview
  - Creating or Updating a Local Repository
  - Deploying the Remote Repository
  - Using the Repository
- Configuring the FTP Server
  - General Introduction
  - Using vsftpd
  - Configuring vsftpd
  - Verifying Whether the FTP Service Is Successfully Set Up
  - Configuring a Firewall
  - File Transmission
- Configuring the Web Server
  - Apache Server
  - Nginx Server
- Setting Up the Database Server
  - PostgreSQL Server
  - MariaDB Server
  - MySQL Server
Common Issues and Solutions
- Issue 1: Why Is the Memory Usage of the libvirtd Service Queried by Running the systemctl and top Commands Different
- Issue 2: An Error Occurs When stripsize Is Set to 4 During RAID 0 Volume Configuration
- Issue 3: Failed to Compile MariaDB Using rpmbuild
- Issue 4: Failed to Start the SNTP Service Using the Default Configuration
- Issue 5: Installation Failure Caused by Software Package Conflict, File Conflict, or Missing Software Package
- Issue 6: Failed to Downgrade libiscsi
- Issue 7: Failed to Downgrade xfsprogs
- Issue 8: Failed to Downgrade elfutils
- Issue 9: CPython/Lib Detects CVE-2019-9674: Zip Bomb
- Issue 10: ReDoS Attack Occurs Due to Improper Use of glibc Regular Expressions
- Issue 11: An Error Is Reported When gdbm-devel Is Installed or Uninstalled During the Installation and Uninstallation of httpd-devel and apr-util-devel
- Issue 12: An rpmdb Error Is Reported When Running the yum or dnf Command After the System Is Rebooted
- Issue 13: Failed to Run rpmrebuild -d /home/test filesystem to Rebuild the filesystem Package
- Issue 14: An Error Is Reported When modprobe or insmod Is Executed With the -f Option

Administrator Guide

This document provides common administrator operations of the openEuler system to help administrators better use the system. This document is intended for all administrators who use openEuler.

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Administrator Guide ​

Administrator Guide