Veritas Storage Foundation 5.1 SP1 Cluster File System Administrator"s Guide (5900-1738, April 2011)

Administering Storage

Foundation Cluster File

System and its components

This chapter includes the following topics:

■ About Storage Foundation Cluster File System administration

■ Administering CFS

■ Administering CVM

■ Administering ODM

■ Administering I/O Fencing

■ Administering SFCFS global clusters

About Storage Foundation Cluster File System

administration

The Veritas Storage Foundation Cluster File System is a shared file system that

enables multiple hosts to mount and perform file operations concurrently on the

same file. To operate in a cluster configuration, SFCFS requires the integrated set

of Veritas products included in the Veritas Storage Foundation Cluster File System.

To configure a cluster, SFCFS requires the Veritas Cluster Server (VCS). VCS

supplies two major components integral to SFCFS. The LLT package provides

node-to-node communications and monitors network communications. The GAB

package provides cluster state, configuration, and membership service, and

monitors the heartbeat links between systems to ensure that they are active. There

Chapter