Get in Touch

Course Outline

Kernel and Performance Tuning

  • Sysctl parameters and persistent tuning.
  • CPU and memory tuning profiles.
  • Real-time performance monitoring and bottleneck analysis.

Security Hardening

  • Securing SSH and remote access.
  • Limiting root and sudo privileges.
  • System-wide hardening checklists and scripts.

Advanced Networking and Firewalld

  • Advanced firewalld use with rich rules and direct configuration.
  • Managing NAT, port forwarding, and masquerading.
  • Network namespaces and isolated environments.

High Availability and Clustering

  • Overview of Oracle Clusterware and Pacemaker/Corosync.
  • Setting up high-availability clusters.
  • Failover and resource management scenarios.

Storage and Network File Systems

  • iSCSI targets and initiators.
  • Using NFSv4 and SMB/CIFS securely.
  • GlusterFS and distributed storage concepts.

Automation with Ansible

  • Writing and executing Ansible playbooks.
  • Using roles, handlers, and variables.
  • Automating configuration and service deployment.

System Logging and Centralized Monitoring

  • Using journald and rsyslog effectively.
  • Integrating with centralized logging solutions (e.g., ELK).
  • Setting up alerts and audit trails.

Summary and Next Steps

Requirements

  • Completion of Oracle Linux 9: System Administration II or equivalent experience.
  • Familiarity with shell scripting, storage, and service management.

Audience

  • Senior system administrators and Linux engineers.
  • DevOps professionals working in enterprise Oracle Linux environments.
  • Technical staff preparing for high-availability and advanced automation scenarios.
 21 Hours

Upcoming Courses

Related Categories