NEC N8403-019, (Japanese) User Manual

Page: 86 / 146

66
Chapter 1 Overview
Read this chapter first before using the disk array controller.
This chapter describes the notes you should always follow when you use the disk array controller, the
features of the disk array controller, and the hardware setup.
1. Notes on Use
- Always Follow These Notes -
Follow the notes described below to use the disk array controller safely.
1-1 Installation of MSM
Install the MegaRAID Storage Manager
TM
(called MSM hereafter) management utility to manage the disk
array controller in the OS. MSM allows you to perform the following operations:
 Events and errors that occur on the array system can be registered in the event log and used for
troubleshooting and diagnosis.
 MSM event information can be monitored by using NEC ESMPRO.
 Manual rebuild and Consistency Check can be executed.
For the installation of MSM, refer to the "MegaRAID Storage Manager User's Guide" on the NEC
EXPRESSBUILDER CD-ROM that comes with the server.
1-2 Preventive Maintenance by Consistency Check
A routine Consistency Check is recommended as preventive maintenance against defects of HDD
‟s. This
feature allows defects of HDD
‟s to be found and repaired as soon as possible.
For the detailed features of Consistency Check, see "Chapter 3 Features of Disk Array Controller."
The recommended check interval is once per week. Depending on the operation status of your system, the
check interval should be at least once per month.
Check
To utilize the Consistency Check, MSM must be installed.