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 Duration 21 hours

Course Outline

Introduction to Oracle Linux

  • Oracle Linux architectural design and available editions
  • New capabilities in Oracle Linux 10
  • Hardware prerequisites and supported operating platforms
  • Deployment procedures and post-installation configuration

Linux Command Line Fundamentals

  • Shell navigation and terminal operation basics
  • File and directory administrative tasks
  • Processing and editing text files
  • Managing file permissions and ownership structures
  • Utilizing wildcards and reviewing command history
  • Retrieving command documentation and assistance

User and Group Administration

  • Provisioning and managing user accounts
  • Group management and membership assignment
  • Enforcing password policies and account expiration settings
  • Configuring user-specific environment variables
  • Delegating administrative privileges via sudo
  • Implementing account locking and restriction mechanisms

File Systems and Storage Management

  • Compliance with Linux file system hierarchy standards
  • Physical partitioning strategies and disk layout planning
  • XFS file system core concepts and operations
  • Mounting and unmounting storage devices
  • Configuring persistent mounts via /etc/fstab
  • Logical Volume Manager (LVM) administrative operations
  • Managing swap space for system memory optimization
  • Utilizing file system maintenance and integrity tools

Software Package Management

  • DNF package manager core functionalities
  • Software repository management and configuration
  • Package installation, removal, and update procedures
  • Administering local Oracle Linux repositories
  • Executing system-wide update and maintenance workflows

Process and Service Management

  • Process lifecycle management and job control
  • Monitoring system resource utilization
  • Administering systemd services and units
  • Configuring boot targets and system states
  • Analyzing journal logs for operational insights

Networking Configuration

  • Network fundamentals and interface configuration for government systems
  • Administration of NetworkManager
  • Hostname resolution and DNS configuration
  • Implementing static and DHCP network setups
  • Techniques for diagnosing and resolving network issues
  • Configuring SSH server and client security parameters

Security Administration

  • Core Linux security concepts and protective principles
  • Implementing Extended ACLs and refined file permissions
  • SELinux fundamentals and policy management basics
  • Managing SELinux security contexts and boolean switches
  • Configuring firewall rules using firewalld
  • Hardening SSH configurations and deploying key-based authentication
  • Managing system updates and security patch compliance

System Monitoring and Performance

  • Monitoring CPU, memory, and disk I/O performance
  • Analyzing system logs for audit and troubleshooting
  • Employing performance monitoring tools and utilities
  • Conducting resource utilization and capacity analysis
  • Diagnosing and resolving common system-level issues

Task Automation and Scheduling

  • Implementing cron jobs for scheduled administrative tasks
  • Utilizing systemd timers as an alternative to cron
  • Executing one-time tasks using the at command
  • Developing basic shell scripts for process automation
  • Demonstrating practical automation scenarios

Backup, Recovery, and Troubleshooting

  • Developing backup strategies and selecting appropriate tools
  • Using archive and compression utilities for data protection
  • Implementing file recovery techniques for data integrity
  • Diagnosing boot failures and system diagnostics
  • Overview of rescue mode and GRUB bootloader configuration
  • Executing system recovery and restoration procedures

Oracle Linux Features and Course Wrap-up

  • Overview of Oracle Unbreakable Enterprise Kernel (UEK)
  • Implementing Ksplice for zero-downtime kernel updates
  • Managing Oracle Linux repositories and support channels
  • Reviewing administration best practices for operational excellence
  • Comprehensive final hands-on assessment

Requirements

  • Basic familiarity with Linux command line and file system concepts
  • Understanding of networking fundamentals (IP addresses, DNS, SSH)

Audience

  • System administrators responsible for deploying and managing Oracle Linux environments
  • Infrastructure engineers working in Oracle-based data centers or cloud deployments
  • DevOps professionals seeking to standardize on Oracle Linux for production workloads

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