Red Hat High Availability Clustering

Experienced Linux system administrators responsible for managing shared storage across one or more Linux systems and Experienced Linux system administrators responsible for maintaining a high availability service using cluster technology.

• Review of Red Hat enterprise clustering and storage management technologies
• Linux dynamic device management
• iSCSI
• Advanced software RAID
• Device mapper and multipathing

·       Clusters and storage

Get an overview of storage and cluster technologies.

·       Create high-availability clusters

Review and create the architecture of Pacemaker-based high-availability clusters.

·       Nodes and quorum

Review cluster node membership and how quorum is used to control clusters.

·       Fencing

Understand fencing and fencing configuration.

·       Resource groups

Create and configure simple resource groups to provide high-availability services to clients.

·       Troubleshoot high-availability clusters

Identify and troubleshoot cluster problems.

·       Complex resource groups

Control complex resource groups by using constraints.

·       Two-node clusters

Identify and work around two-node clusters issues.

·       ISCSI initiators

Manage iSCSI initiators for access to shared storage.

·       Multipath Storage

Configure redundant storage access.

·       Logical volume manager (LVM) clusters

Manage clustered LV.

·       Global File System 2

Create symmetric shared file systems.

·       Eliminate single points of failure

Eliminate single points of failure to increase service availability.

·       Comprehensive review

Set up high-availability services and storage.

• RHCE certification or equivalent experience

• Red Hat Enterprise Clustering and Storage Management Expertise Exam (EX436) Hands-on, performance-based, 4-hour exam.
• This course prepares you for these credentials:
• Red Hat Certified Architect — RHCA
• Red Hat Certified Security Specialist — RHCDS
• Certificates of Expertise

• RH401, Red Hat Enterprise Deployment and Systems Management
• RHS333, Red Hat Enterprise Security Network Services
• RH442, Red Hat Enterprise Performance Tuning