Red Hat® Storage Management with Exam (RH437)

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.

Skills Gained

  • 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

Who Can Benefit

  • 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

Prerequisites

RHCE certification or equivalent experience

Syllabus

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

  • Heuristic configuration

Resource Group Manager (rgmanager)

  • Resource groups and recovery
  • Hierarchical resource ordering
  • High-availability services