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Last updated : 2024/05/16 12:14

RH124 - Course Presentation

Contents

Training Program

  • LCE401 - File Hierarchy System
    • Linux File Hierarchy System
    • File Types
    • The mount Command
    • The /etc/fstab file
      • Understanding the /etc/fstab file
        • Mount Options
    • The umount Command
    • Unix File Systems
      • Superblock
      • Inodes
      • Data Blocks
      • Hard (Physical) Links
      • Soft (Symbolic) Links
  • LCE402 - The VIsual Editor
    • Presentation
    • LAB #1 - Creating, Opening and Closing files with VI
      • 1.1 - Commands
      • 1.2 - Creating a new file with VI
      • 1.3 - Opening a file in read-only mode using view
      • 1.4 - Opening a file in read-write mode using VI
    • LAB #2 - The set Command
      • 2.1 - Commands
      • 2.2 - Turning on line numbering using set
    • LAB #3 - Moving around within the file
      • 3.1 - Commands
    • LAB #4 - Inserting Text
      • 4.1 - Commands
      • 4.2 - Inserting text
    • LAB #5 - Searching for Text
      • 5.1 - Commands
      • 5.2 - Searching for and replacing text
    • LAB #6 - Deleting Text
      • 6.1 - Commands
      • 6.2 - Deleting lines
    • LAB #7 - Copy, Cut and Paste
      • 7.1 - Commands
      • 7.2 - Copying, Cutting and pasting text
    • LAB #8 - Configuring a Personalised Interface
  • LCE403 - Help and Documentation
    • Help on external commands
    • Help on built-in commands
    • The man command
      • Command Line Switches
    • The apropos command
      • Command Line Switches
    • The makewhatis and whatis Commands under RHEL/CentOS 6
      • Command Line Switches
    • The mandb and whatis commands with RHEL/CentOS 8
      • Command Line Switches
    • The info command
      • Command Line Switches
  • LCE404 - Basic Shell Commands and Text Manipulation Tools
    • LAB #1 - Use of Basic Shell Commands
      • 1.1 - The stty Command
      • 1.2 - The date command
      • 1.3 - The who Command
      • 1.4 - The df Command
      • 1.5 - The free Command
      • 1.6 - The whoami Command
      • 1.7 - The pwd Command
      • 1.8 - The cd Command
      • 1.9 - The ls Command
      • 1.10 - The lsof Command
      • 1.11 - The touch Command
      • 1.12 - The echo Command
      • 1.13 - The cp Command
      • 1.14 - The file Command
      • 1.15 - The cat Command
      • 1.16 - The mv Command
      • 1.17 - The mkdir Command
      • 1.18 - The rmdir Command
      • 1.19 - The rm Command
      • 1.20 - The sort Command
      • 1.21 - The more Command
      • 1.22 - The less Command
      • 1.23 - The find Command
      • 1.24 - The su Command
      • 1.25 - The updatedb and locate Commands
      • 1.26 - The whereis Command
      • 1.27 - The which Command
      • 1.28 - The uptime Command
      • 1.29 - The w Command
      • 1.30 - The uname Command
      • 1.31 - The du Command
      • 1.32 - The clear Command
      • 1.33 - The exit Command
      • 1.34 - The logout Command
      • 1.35 - The sleep Command
      • 1.36 - The wall Command
      • 1.37 - The seq Command
      • 1.38 - The screen Command
    • LAB #2 - Switches and Arguments
    • LAB #3 - Regular Expressions
      • BREs
      • EREs
    • Manipulating Text Files
      • Text-search Utilities
        • The grep Command
        • The egrep Command
        • The fgrep Command
        • LAB #4 - Using grep, egrep and fgrep
      • The Stream EDitor SED
        • LAB #5 - Using sed
      • The Text Processor AWK
        • Presentation
        • Field Separation
        • Conditions
          • A regular expression applied to a record
          • A regular expression applied to a field
          • Comparisons
          • Logical Operators
          • Built-in Variables
        • Awk Scripts
        • The printf function
        • Control Statements
          • if
          • for
          • while
          • do-while
        • LAB #3 - Using awk
    • LAB 7 - Other Useful Commands
      • 7.1 - The expand Command
      • 7.2 - The unexpand Command
      • 7.3 - The cut Command
      • 7.4 - The uniq Command
      • 7.5 - The tr Command
      • 7.6 - The paste Command
      • 7.7 - The split Command
      • 7.8 - The diff Command
      • 7.9 - The cmp Command
      • 7.10 - The patch Command
      • 7.11 - The strings Command
      • 7.12 - The comm Command
      • 7.13 - The head Command
      • 7.14 - The tail Command
    • LAB #8 - Use the grep, tr and cut commands to extract your IPv4 address from the output of ifconfig
    • LAB #9 - Use the grep, awk and sed commands to extract your IPv4 address from the output of ip
  • LCE405 -Command Line Interface
    • Contents
    • The Shell
    • /bin/bash
      • Internal And External Commands
      • Aliases
      • The Prompt
      • The history Command
      • The TAB key
      • Metacharacters
      • Protecting Metacharacters
      • Exit Status
      • Redirections
      • Pipes
      • Command Substitution
      • Conditional Command Execution
    • Environment Variables
      • Principal Variables
      • Internationalisation and Localisation
      • Special Variables
      • The env Command
    • Bash Shell Options
      • noclobber
      • noglob
      • nounset
    • Basic Shell Scripting
      • Execution
      • The read command
      • The test Command
      • The [[ expression ]] Command
      • Shell Operators
      • The expr Command
      • The let Command
      • Control Structures
      • Loops
      • Start-up Scripts
      • LAB #1 - Start-up Scripts
  • LCE501 - Managing Users and Groups
    • Presentation
      • /etc/nsswitch.conf
      • The getent Command
      • The /etc/group and /etc/gshadow files
      • The /etc/passwd and /etc/shadow files
    • Commands
      • Groups
        • groupadd
        • groupdel
        • groupmod
        • newgrp
        • gpasswd
      • Users
        • useradd
        • userdel
        • usermod
        • passwd
        • chage
    • Configuration
    • LAB #1 - Managing Users and Groups
    • LAB #2 - su and su -
    • sudo
  • LCE502 - Package Management
    • LAB #1 - Compiling Software
      • 1.1 - ./configure
      • 1.2 - make
      • 1.3 - make check
      • 1.4 - make install
    • LAB #2 - The rpm Command
      • 2.1 - Configuration
      • 2.2 - Usage
    • LAB #3 - The dnf Command
      • 3.1 - Presentation
      • 3.2 - Configuration
      • 3.3 - Repositories
      • 3.4 - Searching for Packages
      • 3.5 - Viewing Information on and Downloading a Package
      • 3.6 - Installing a Package
      • 3.7 - Updating Packages
      • 3.8 - Deleting Packages
    • Shared Libraries
      • Presentation
        • Introduction
        • Shared Object Locations
        • ld-linux.so.2
      • The ldd Command
      • The /etc/ld.so.conf File
      • The ldconfig Command
  • LCE503 - Managing File Permissions
    • Presentation
    • Preparation
    • LAB #1 - Basic Unix File Permissions
      • 1.1 - Changing Permissions with chmod
        • Symbolic Mode
        • Octal Mode
        • The umask Command
      • 1.2 - Changing the Owner or the Group with chown and chgrp
        • The chown Command
        • The chgrp Command
    • LAB #2 - Advanced Unix Permissions
      • 2.1 - SUID/SGID bit
      • 2.2 - Inheritance Flag
      • 2.3 - Sticky bit
    • LAB #3 - Extending Linux Permissions using ACLs and Attributes
      • 3.1 - ACLs
      • 3.2 - Attributes
  • LCE504 - Managing Disks and Filesystems
    • Peripherals
    • Partitions
    • Partitioning
      • LAB #1 - Partioning your Disk with the fdisk Command
      • LAB #2 - Modifier les Drapeaux des Partitions avec fdisk
    • Logical Volume Manager (LVM)
      • LAB #3 - Linear Logical Volumes
        • Physical Volumes (PV)
        • Volume Groups (VG) and Physical Extents (PE)
        • Logical Volumes (LV)
      • LAB #4 - Grow a Volume
      • LAB #5 - Snapshots
      • LAB #6 - Deleting Volumes
      • LAB #7 - Mirrored Volumes
      • LAB #8 - Changing LVM Attributes
      • LAB #9 - Striped Volumes
      • LAB #10 - Managing Meta-data
    • Journaled Filesystems
      • Ext3
        • Managing Ext3
        • LAB #11 - Converting Ext3 to Ext2
        • LAB #12 - Converting Ext2 to Ext3
        • LAB #13 - Using another PArtition for the Journal
        • LAB #14 - Changing the File System Check interval on an ext3 Filesystem
      • Ext4
        • LAB #15 - Creating an Ext4 Filesystem
        • LAB #16 - Adding a Label to an Ext4 Filesystem
        • LAB #17 - Converting Ext3 to Ext4
      • XFS
        • LAB #18 - Creating an XFS Filesystem
        • LAB #19 - Adding a Label to an XFS Filesystem
  • LCE505 - Process Scheduling
    • cron
      • The /etc/crontab file
      • Time Fields
      • User Crontabs
    • anacron
    • at
  • LCE506 - Archiving and Compression
    • Traditional Backup Tools
      • Preparation
      • The tar Command
        • Presentation
        • LAB #1 - Working with the tar Command
        • The GPL tar Commande and Compression
      • The cpio Command
        • Presentation
        • LAB #2 - Working with the cpio Command
      • The dd Command
        • Presentation
        • LAB #3 - Working with the dd Command
      • The dump et restore Commands
        • Presentation
      • LAB #4 - System Backups
        • Backing up the Installed Package List
        • Backing up the Disk Structure
        • Backing up Mount Points
        • Backing up the Boot Loader
          • GRUB Legacy
          • GRUB 2 on BIOS
          • GRUB 2 on EFI
        • Backing up User Files
      • Rsync
        • Presentation
        • LAB #5 - Working with the rsync Command
    • Compression
      • The gzip Command
        • Presentation
        • LAB #4 - Working with the gzip Command
      • The bzip2 Command
        • Presentation
        • LAB #5 - Working with the bzip2 Command
      • The xz Command
        • Presentation
        • LAB #6 - Working with the xz Command
      • Other Compression Utilities
  • LCE507 - Process Management
    • Presentation
    • Process Types
    • Process Commands
      • The ps Command
      • The pgrep Command
      • The pstree Command
      • The top Command
      • The fg, bg and jobs Commands
      • The wait Command
      • The nice Command
      • The renice Command
      • The nohup Command
      • The kill Command
      • The pkill Command
  • LCE508 - Managing Logs
    • Presentation
    • The dmesg Command
    • Security Logging
      • The last Command
      • The lastlog Command
      • The lastb Command
      • The /var/log/secure File
    • The /var/log/audit/audit.log File
      • Managing Audit Events
        • auditd
        • auditctl
      • Viewing Audit Events
        • The aureport Command
        • The ausearch Command
    • The /var/log/messages File
    • Applications
    • rsyslog
      • Priorities
      • Facilitiess
      • The /etc/rsyslog.conf File
        • Modules
        • Global Directives
        • Rules
          • Facility.Priority
          • Facility!Priority
          • Facility=Priority
          • Using the * Wildcard
          • n Facilities with Identical Priorities
          • n Selectors with Identical Actions
    • The logger Command
    • The logrotate Command
    • journald
      • Using Journald
        • Application Specific Messages
        • Boot Messages
        • Priority Specific Messages
        • Messages from a Specific Date Range
        • Real Time Messages
        • Searching with Key Words
  • LCE510 - System Startup and Shutdown
    • System Startup
      • Boot Loader
        • BIOS Systems
        • EFI Systems
        • GRUB 2
          • The /boot/grub/grub.cfg File
          • The /etc/default/grub file
          • Files in the /etc/grub.d directory
      • Initramfs
        • The init Script
      • Kernel Booting Process
    • Systemd
      • LAB #1 - The systemctl Command
      • LAB #2 - Configuration Files
        • 2.1 - Default Configuration Files
        • 2.1 - Overloading Default Configuration Files
      • LAB #3 - The systemd-analyze Command
      • LAB #4 - Targets
        • 4.1 - Checking the Target Dependencies
        • 4.2 - The Default Target
          • Checking the Default Target
          • Changing the Default Target
          • Changing the Default Target for the Current Session
      • LAB #5 - Managing Services
        • 5.1 - Single Service Instances
        • 5.2 - Multiple Instance Services
        • 5.3 - Disallowing Modifications to a Service Status
    • LAB #6 - System Shutdown
      • 6.1 - The shutdown Command
      • 6.2 - The reboot Command
      • 6.3 - The halt Command
      • 6.4 - The poweroff Command
  • LCE603 - Managing the Network
    • Presentation
      • The nmcli Command
    • LAB #1 - Configuring the Network
      • 1.1 - Connections and Profils
      • 1.2 - Name Resolution
      • 1.3 - Adding a Second IP Address to a Profile
      • 1.4 - The hostname Command
      • 1.5 - The ip Command
      • 1.6 - Manually Activating and Disactivating a Device
      • 1.7 - Static Routing
        • The ip Command
        • Disactivating/Activating Internal Routing on a Server
    • LAB #2 - Diagnostics
      • 2.1 - The ping Command
      • 2.2 - The netstat Command
      • 2.3 - The traceroute Command
    • LAB #3 - SSH
      • 3.1 - Presentation
        • SSH-1
        • SSH-2
      • 3.2 - Configuring the Server
      • 3.3 - Configuring the Client
      • 3.4 - SCP
        • Presentation
        • Usage
      • 3.5 - Authentication with Asymetric Keys

Copyright © 2024 Hugh Norris - Non-contractual document. The Training Program may be modified without notice.

Piste : • DOF600 - Prérequis • BDF101 - Ajouter un Hôte et des Services à un Cluster HDP Existant • SER404 - Journalisation et Sécurité • Debian Squeeze • LCF309 - Gestion des Disques Avancée - Raid Logiciel • SER405 - Administration et Maintenance • LCF606 - Gestion des Clones, des Snapshots et des Sauvegardes sous KVM • Relance ESN • BDF100 - Hortonworks Data Platform Administration - Mise en Place de l'Infrastructure • RH124 - Course Presentation

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