NEC N8403-019, (Japanese) User Manual

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Chapter 6 Operation and Maintenance
1. Maintenance Service
Service representatives subordinate to or authorized by NEC service the disk array controller with genuine
parts and high technical capabilities. You can request the services for your own convenience.
For the services, contact the NEC sales department or representatives.
2. Preventive Maintenance
2-1 Data Backup
In case of an unexpected accident, it is recommended to backup data on HDD
‟s on a regular basis. For data
backup, refer to the User
‟s Guide of the server.
You can save or restore the configuration information of the disk array controller by using the Tools menu of
the NEC EXPRESSBUILDER that comes with your server. Refer to the User
‟s Guide of the server for details.
2-2 Preventive Maintenance by Consistency Check
It is recommended to perform Consistency Check regularly 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 details of the 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.