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Duration 21 hours
Course Outline
Kernel and Performance Optimization
- Configuring Sysctl parameters and ensuring persistent tuning
- Tuning CPU and memory profiles for efficiency
- Real-time performance monitoring and identifying bottlenecks
Security Hardening Strategies
- Fortifying SSH and remote access protocols
- Restricting root and sudo permissions
- Applying system-wide hardening checklists and scripts
Advanced Networking and Firewalld Management
- Leveraging advanced firewalld features with rich rules and direct configuration
- Administering NAT, port forwarding, and masquerading
- Utilizing network namespaces and creating isolated environments
High Availability and Clustering
- Introduction to Oracle Clusterware and Pacemaker/Corosync
- Configuring high-availability clusters
- Managing failover and resource allocation scenarios
Storage and Network File Systems
- Managing iSCSI targets and initiators
- Securely utilizing NFSv4 and SMB/CIFS
- Exploring GlusterFS and distributed storage principles
Infrastructure Automation with Ansible
- Creating and executing Ansible playbooks
- Incorporating roles, handlers, and variables
- Automating configuration workflows and service rollout
System Logging and Centralized Monitoring
- Effective use of journald and rsyslog
- Integration with centralized logging platforms (e.g., ELK)
- Configuring alerts and maintaining audit trails
Conclusion and Future Pathways
Requirements
- Successful completion of Oracle Linux 9: System Administration II or comparable practical experience
- Proficiency in shell scripting, storage management, and service administration
Target Audience
- Senior system administrators and Linux engineers
- DevOps specialists operating within enterprise Oracle Linux ecosystems
- Technical personnel preparing for complex high-availability and advanced automation tasks
Testimonials (1)
good explanation on each points and provide assignment for practices.
