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Course Outline

Introduction to Oracle Linux

  • Architecture and available editions of Oracle Linux
  • Key features introduced in Oracle Linux 10
  • Technical specifications and supported hardware platforms
  • Procedures for installation and initial system configuration

Linux Command Line Essentials

  • Fundamentals of shell navigation and terminal operations
  • Management of files and directory structures
  • Editing and manipulation of text files
  • Configuration of file permissions and ownership attributes
  • Utilization of wildcards and command history recall
  • Accessing comprehensive command documentation

User and Group Administration

  • Creation and maintenance of user accounts
  • Organization and management of user groups and membership
  • Implementation of password policies and account expiration rules
  • Customization of user environment variables
  • Delegation of administrative privileges using sudo
  • Protocols for account locking and security suspension

File Systems and Storage Management

  • Standards governing the Linux file system hierarchy
  • Disk layout and physical partitioning strategies
  • Core concepts of the XFS file system
  • Procedures for mounting and unmounting storage devices
  • Configuration of persistent mounts via /etc/fstab
  • Operations within the Logical Volume Manager (LVM)
  • Management of swap space allocation
  • Utilization of tools for file system integrity checks

Software Package Management

  • Fundamentals of the DNF package manager
  • Configuration and management of software repositories
  • Installation, removal, and update procedures for packages
  • Administration of local Oracle Linux repositories
  • Implementation of system-wide update protocols

Process and Service Management

  • Control of processes and job scheduling
  • Monitoring tools for system resource usage
  • Management of systemd services and unit files
  • Configuration of boot targets
  • Analysis of journal logs for diagnostics

Networking Configuration

  • Fundamental networking concepts and interface setup
  • Administration using NetworkManager
  • Configuration of hostnames and DNS resolution
  • Implementation of static and DHCP network configurations
  • Techniques for network diagnostics and troubleshooting
  • Configuration of SSH server and client services

Security Administration

  • Core principles and concepts of Linux security
  • Implementation of Extended ACLs and file permissions
  • Fundamentals of SELinux policy enforcement
  • Management of SELinux contexts and boolean settings
  • Firewall configuration using firewalld
  • Harding SSH services and configuring key-based authentication
  • Strategies for system updates and security patch management

System Monitoring and Performance

  • Monitoring of CPU, memory, and disk utilization
  • Analysis of system logs for operational insights
  • Utilization of performance monitoring utilities
  • Evaluation of resource usage patterns
  • Troubleshooting methodologies for common system issues

Task Automation and Scheduling

  • Scheduled task execution using cron jobs
  • Configuration of systemd timers as an alternative to cron
  • Execution of one-time tasks via the at command
  • Fundamentals of shell scripting for automation
  • Practical applications and examples of automated workflows

Backup, Recovery, and Troubleshooting

  • Development of backup strategies and tool selection criteria
  • Utilization of archive and compression utilities
  • Techniques for file recovery
  • Diagnostics and troubleshooting of boot issues
  • Overview of rescue mode and GRUB bootloader functionality
  • Procedures for system restoration

Oracle Linux Features and Course Wrap-up

  • Overview of the Oracle Unbreakable Enterprise Kernel (UEK)
  • Utilization of Ksplice for zero-downtime updates for government systems
  • Access to Oracle Linux repositories and support channels
  • Review of administration best practices
  • Final hands-on assessment of proficiency

Requirements

  • Foundational knowledge of the Linux operating system, including command-line interface proficiency and file system architecture.
  • Comprehension of core networking principles, such as IP addressing schemes, Domain Name System (DNS) resolution, and Secure Shell (SSH) protocols.

Target Audience

  • System administrators charged with the deployment and maintenance of Oracle Linux infrastructures for government agencies.
  • Infrastructure engineers operating within Oracle-based cloud environments or data centers that support public sector requirements.
  • DevOps practitioners aiming to standardize production workloads on Oracle Linux to enhance operational consistency.
 21 Hours

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