Sun Microsystems Fire X4540, Руководство администратора

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59
C H A P T E R
7
Using Disk Control and Monitor
Utility (DCMU)
This chapter describes how to use the Disk Control and Monitor Utility (DCMU). It
includes the following sections:
■
“Overview of the Disk Control and Monitor Utility” on page 59
■
“Using DCMU” on page 60
Overview of the Disk Control and
Monitor Utility
The Disk Control and Monitor Utility (DCMU) is a utility designed for Sun Fire
X4500 server that runs the Red Hat Enterprise Linux U4 64-bit operating system.
The DCMU controls and monitors all 48-disk drives and slots on the Sun Fire X4500
server and provides the following features:
■
Monitors and reports hotplug events to service processor (SP)
■
Reports disk drive failures to the service processor
■
Manages disk drives and reports required actions to the SP
■
Reports disk drive field replaceable unit (FRU) information to the SP
The DCMU consist of three components. Each component updates the service
processor:
■
cfgdisk
■ hotplugmon
■ faultmond