SUSE Linux Enterprise Desktop 15 SP6
This guide covers system administration tasks like maintaining, monitoring and customizing an initially installed system.
Publication Date:
November 07, 2024
- Preface
- I Common tasks
- 1 Bash and Bash scripts
- 2
sudobasics - 3 Using YaST
- 4 YaST in text mode
- 5 Changing language and country settings with YaST
- 6 Managing users with YaST
- 7 YaST online update
- 8 Installing or removing software
- 9 Managing software with command line tools
- 10 System recovery and snapshot management with Snapper
- 10.1 Default setup
- 10.2 Using Snapper to undo changes
- 10.3 System rollback by booting from snapshots
- 10.4 Enabling Snapper in user home directories
- 10.5 Creating and modifying Snapper configurations
- 10.6 Manually creating and managing snapshots
- 10.7 Automatic snapshot clean-up
- 10.8 Showing exclusive disk space used by snapshots
- 10.9 Frequently asked questions
- 11 Live kernel patching with KLP
- 12 User space live patching
- 13 Transactional updates
- 14 Remote graphical sessions with VNC
- 15 File copying with RSync
- II Booting a Linux system
- III System
- 20 32-bit and 64-bit applications in a 64-bit system environment
- 21
journalctl: query thesystemdjournal - 22
update-alternatives: managing multiple versions of commands and files - 23 Basic networking
- 24 Printer operation
- 25 Graphical user interface
- 26 Accessing file systems with FUSE
- 27 Installing multiple kernel versions
- 28 Managing kernel modules
- 29 Dynamic kernel device management with
udev- 29.1 The
/devdirectory - 29.2 Kernel
ueventsandudev - 29.3 Drivers, kernel modules and devices
- 29.4 Booting and initial device setup
- 29.5 Monitoring the running
udevdaemon - 29.6 Influencing kernel device event handling with
udevrules - 29.7 Persistent device naming
- 29.8 Files used by
udev - 29.9 More information
- 29.1 The
- 30 Special system features
- 31 Using NetworkManager
- IV Hardware configuration
- V Services
- VI Troubleshooting
- A An example network
- B GNU licenses
List of Figures
- 4.1 Main window of YaST in text mode
- 4.2 The software installation module
- 6.1 YaST user and group administration
- 7.1 YaST online update
- 7.2 Viewing retracted patches and history
- 7.3 YaST online update configuration
- 8.1 Conflict management of the software manager
- 8.2 Adding a software repository
- 8.3 Update notification on GNOME desktop
- 8.4 — view
- 10.1 Boot loader: snapshots
- 14.1 vncviewer
- 14.2 Remmina's main window
- 14.3 Remote desktop preference
- 14.4 Quick-starting
- 14.5 Remmina viewing remote session
- 14.6 Reading path to the profile file
- 14.7 Remote administration
- 14.8 VNC session settings
- 14.9 Joining a persistent VNC session
- 17.1 Secure boot support
- 17.2 UEFI: secure boot process
- 18.1 GRUB 2 boot editor
- 18.2 Boot code options
- 18.3 Boot loader options
- 18.4 Kernel parameters
- 19.1 Services Manager
- 21.1 YaST systemd journal
- 23.1 Simplified layer model for TCP/IP
- 23.2 TCP/IP Ethernet packet
- 23.3 Configuring network settings
- 23.4
wickedarchitecture - 25.1 Warning about a missing GNOME Shell extension
- 25.2 GNOME gTile extension activated
- 25.3 gTile tray icon
- 27.1 The YaST software manager: multiversion view
- 31.1 GNOME Network Connections dialog
- 31.2
firewalldzones in NetworkManager - 38.1 YaST service manager
- 39.1 NTP configuration window
- 39.2 Adding a time server
- 41.1 HTML report generated by SCA tool
- 41.2 HTML report generated by SCA appliance
List of Tables
- 1.1 Bash configuration files for login shells
- 1.2 Bash configuration files for non-login shells
- 1.3 Special files for Bash
- 1.4 Overview of a standard directory tree
- 1.5 Useful environment variables
- 9.1 Essential RPM query options
- 9.2 RPM verify options
- 19.1 Service management commands
- 19.2 Commands for enabling and disabling services
- 19.3 System V runlevels and
systemdtarget units - 23.1 Private IP address domains
- 23.2 Parameters for /etc/host.conf
- 23.3 Databases available via /etc/nsswitch.conf
- 23.4 Configuration options for NSS “databases”
- 23.5 Feature comparison between bonding and team
- 25.1 Generating PFL from fontconfig rules
- 25.2 Results from generating PFL from fontconfig rules with changed order
- 25.3 Results from generating PFL from fontconfig rules
- 30.1
ulimit: Setting resources for the user - 40.1 Man pages—categories and descriptions
- 41.1 Comparison of features and file names in the TAR archive
- 42.1 Log files
- 42.2 System information with the
/procfile system - 42.3 System information with the
/sysfile system
List of Examples
- 1.1 A shell script printing a text
- 2.1 Create a user-specific configuration file
- 2.2 Create custom configurations by grouping items
- 2.3 Simplify configurations by applying aliases
- 9.1 Zypper—list of known repositories
- 9.2
rpm -q -i wget - 9.3 Script to search for packages
- 10.1 Example timeline configuration
- 18.1 Usage of grub2-mkconfig
- 18.2 Usage of grub2-mkrescue
- 18.3 Usage of grub2-script-check
- 18.4 Usage of grub2-once
- 19.1 List active services
- 19.2 List failed services
- 19.3 List all processes belonging to a service
- 22.1 Alternatives System of the
javacommand - 23.1 Writing IP addresses
- 23.2 Linking IP addresses to the netmask
- 23.3 Sample IPv6 address
- 23.4 IPv6 address specifying the prefix length
- 23.5 Common network interfaces and some static routes
- 23.6
/var/run/netconfig/resolv.conf - 23.7
/etc/hosts - 23.8
/etc/networks - 23.9
/etc/host.conf - 23.10
/etc/nsswitch.conf - 23.11 Output of the command ping
- 23.12 Configuration for load balancing with Network Teaming
- 23.13 Configuration for DHCP Network Teaming device
- 24.1 Error message from
lpd - 24.2 Broadcast from the CUPS network server
- 25.1 Specifying rendering algorithms
- 25.2 Aliases and family name substitutions
- 25.3 Aliases and family name substitutions
- 25.4 Aliases and family names substitutions
- 29.1 Example
udevrules - 30.1 Entry in /etc/crontab
- 30.2 /etc/crontab: remove time stamp files
- 30.3
ulimit: Settings in~/.bashrc - 41.1 Output of
hostinfowhen logging in asroot
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