Course Description
Manage Red Hat Enterprise Linux deployments
Red Hat® Enterprise Clustering and Storage Management with Exam (RH437) provides intensive, hands-on experience with storage management, Red Hat Cluster Suite, and the shared storage technology delivered by Red Hat Global File System (GFS). Created for senior Linux® system administrators, this 4-day course has a strong emphasis on lab-based activities. At the end of the course, students will have learned to deploy and manage shared storage and server clusters that provide highly available network services to a mission-critical enterprise environment.
A Red Hat Certified Engineer (RHCE®) who successfully completes this course is prepared to take the Red Hat Enterprise Clustering and Storage Management Expertise Exam (EX436).
Course Topics:
Course content summary
- Setup and management of high-availability clustered services with Red Hat Cluster Suite
- Providing iSCSI targets with Red Hat Enterprise Linux
- Customization and control of device files with udev
- Storage I/O multipath with device mapper
- Using cluster Logical Volume Management (LVM)
- Configuration and use of the Red Hat Global File System cluster file system for shared storage
Course Audience:
- An experienced Linux system administrator responsible for managing shared storage across 1 or more Linux systems
- An experienced Linux system administrator responsible for maintaining a high-availability service using cluster technology
- An RHCE interested in earning a Red Hat Certificate of Expertise, a Red Hat Certified Datacenter Specialist (RHCDS) or a Red Hat Certified Architect (RHCA) credential
Course PreRequisites:
RHCE certification or equivalent experience
Course Outline:
Storage technologies
- Storage Requirements
- NAS vs. SAN
iSCSI
- iSCSI as a shared storage device
- Configuring an iSCSI initiator
- Configuring an iSCSI target
- Authentication
Kernel Device Management
- udev features
- udev rule configuration
- I/O scheduler
Device mapper and multipathing
- Mapping targets
- Multipath device configuration
Red Hat Cluster Suite overview
- Design and elements of clustering
- Cluster configuration tools
Logical Volume Management
- LVM review
- Setting up clusered logical volumes
Global File System (GFS) 2
- Implementation and configuration
- Lock management
- Planning for and growing online GFS
- Monitoring tools
- Journal configuration and management
Quorum and the cluster manager
- Intracluster communication
- Cluster tools
Fencing and failover
- Fencing components
- Failover domains
Quorum disk
Resource Group Manager (rgmanager)
- Resource groups and recovery
- Hierarchical resource ordering
- High-availability services