Disk Operations - NEC Express5800/R320c-E4 Maintenance Manual

Chapter 2 Configuring and Upgrading the System
1.

Disk Operations

This server duplexes disks to secure data by using software. This section describes operations such as
configuration of dual settings to disks and replacement of disks.
1.1
Available Disk Configuration
RAID must be configured for all the internal hard disk drives in this server. As shown in the table below, the
internal hard disk drive redundancy is configured by software RAID with the internal hard disk drives of
corresponding slots.
• It is recommended to create only system partitions on the hard disk drive
Important
containing the OS.
• When you create a partition other than system partitions on the disk containing
the OS, note the following:
If you reinstall the OS, the entire area of disk will be cleared. If there is any data
partition other than the system partition, the data must be backed up before
reinstalling the OS.
• If you remove the hard disk drive from the system and then insert it, wait a 30
seconds or more after remove it.
slot1 slot3
slot0 slot2
slot0 slot2
slot1 slot3
Slots corresponding to the mirroring process
Corresponding slots
CPU/IO module 0 slot 0 ←→ CPU/IO module 1 slot 0
CPU/IO module 0 slot 1 ←→ CPU/IO module 1 slot 1
CPU/IO module 0 slot 2 ←→ CPU/IO module 1 slot 2
CPU/IO module 0 slot 3 ←→ CPU/IO module 1 slot 3
CPU/IO module 0 slot 4 ←→ CPU/IO module 1 slot 4
CPU/IO module 0 slot 5 ←→ CPU/IO module 1 slot 5
CPU/IO module 0 slot 6 ←→ CPU/IO module 1 slot 6
CPU/IO module 0 slot 7 ←→ CPU/IO module 1 slot 7
Express5800/R320c-E4, R320c-M4 Maintenance Guide (Linux)
slot5 slot7
slot4 slot6
slot4 slot6
slot5 slot7
1. Disk Operations
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