Red Hat Certified System Administrator (RHCSA)

Exam Code: EX210
Duration: 3 hours
Format: Hands-on, performance-based
Passing Score: Typically around 70% (subject to change)
Prerequisites:

• Red Hat Certified System Administrator (RHCSA) is recommended
• Basic knowledge of Linux and networking
• Familiarity with virtualization/cloud concepts

🎯 Course Objective

This certification tests your ability to install, configure, and manage Red Hat OpenStack Platform infrastructure and services.

It is based on the Red Hat OpenStack Platform version 16.x or later.

📘 Course Topics & Skills Covered

🔹 1. Install and Configure Red Hat OpenStack

• Deploy Red Hat OpenStack using director (undercloud & overcloud)
• Register nodes and assign roles
• Validate and troubleshoot deployments

🔹 2. Manage OpenStack Identity Service (Keystone)

• Configure projects (tenants), users, and roles
• Set and manage quotas
• Secure access using role-based access control (RBAC)

🔹 3. Manage Images (Glance)

• Upload, share, and manage images
• Use CLI and dashboard to manage image properties
• Understand image formats (qcow2, raw, etc.)

🔹 4. Manage Networking (Neutron)

• Create and manage networks, subnets, and routers
• Configure floating IPs
• Manage security groups and network namespaces
• Troubleshoot connectivity

🔹 5. Manage Compute Resources (Nova)

• Launch, stop, and delete instances
• Attach volumes and networks to instances
• Configure flavors and instance types
• Assign and use key pairs

🔹 6. Manage Block Storage (Cinder)

• Create and attach volumes
• Manage volume snapshots
• Work with storage backends

🔹 7. Manage Object Storage (Swift) (Optional in some versions)

• Create and manage containers and objects
• Set object permissions and metadata

🔹 8. Manage Dashboard (Horizon)

• Perform OpenStack operations via the web interface
• Create and manage users, networks, and instances
• Assign roles and access policies

🔹 9. Orchestration with Heat (Optional/Advanced)

• Understand stack creation
• Deploy instances using templates (YAML-based)

🔹 10. Basic Troubleshooting and Logging

• Use journalctl, openstack CLI, and log files
• Diagnose failed deployments or services
• Restart and manage OpenStack services

🧪 Performance-Based Exam Tips

• Know both CLI and Dashboard workflows
• Time management is critical
• Practice using the OpenStack CLI (openstack command set)
• Be familiar with YAML, Heat templates, and configuration files

📚 Recommended Training

• CL110 – Red Hat OpenStack Administration I
• CL210 – Red Hat OpenStack Administration II
  (These are official Red Hat training courses aligned with EX210.)

🎓 Certification Outcome

• Earn the Red Hat Certified System Administrator in Red Hat OpenStack Platform credential
• Validates skills to manage OpenStack cloud infrastructure — widely recognized by enterprises using Red Hat