Cursusaanbod

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

Vereisten

  • 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 Uren

Leveringsopties

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  • Gegeven online, op locatie/klaslokaal of hybride door experts die ervaring uit de echte wereld delen

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