Red Hat ENTERPRISE LINUX 4 Manual page 13

Note
When you create or modify a CLVM volume for a clustered environment, you must
ensure that you are running the clvmd daemon. For further information, refer to
Section 1.6, "Cluster Logical Volume
• Global Network Block Device (GNBD) — An ancillary component of GFS that exports block-level
storage to Ethernet. This is an economical way to make block-level storage available to Red Hat
GFS.
For a lower level summary of Red Hat Cluster Suite components and optional software, refer to
Chapter 2, Red Hat Cluster Suite Component
Figure 1.1. Red Hat Cluster Suite Introduction
Note
Figure 1.1, "Red Hat Cluster Suite Introduction"
are components that are part of an optional package and not part of Red Hat Cluster
Suite.
Red Hat Cluster Suite Introduction
Manager".
Summary.
includes GFS, CLVM, and GNBD, which
3