Configuration Guide

Table Of Contents
CONFIGURATION GUIDE NEC EXPRESS5800/R120b-2
NEC Corporation Revision 5.2, September 2011 18
4 Internal Hard Disk Drives
4.1 RAID Configuration
Refer to the section in accordance with your disk form factor and RAID configuration.
4.1.1 Up to eight 2.5-inch Drives
NOTE:
Up to four hard drives can be installed in the on-board SATA configuration.
Hot plug insertion/removal are not supported in the on-board SATA configuration.
An optional RAID controller occupies one PCI slot.
All hard drives within a RAID array should be of the same capacity and rotation speed.
SAS and SATA hard drives must be installed in separate HDD Cages.
4.1.2 Up to twelve 2.5-inch Drives
NOTE:
An optional RAID controller occupies one PCI slot.
All hard drives within a RAID array should be of the same capacity and rotation speed.
SAS and SATA hard drives must be installed in separate HDD Cages.
Cage
#1
Cage
#2
Cage
#1
Cage
#2
Cage
#3
RAID 5/6
256MB Cache
512MB Cache
256MB Cache
Refer to 4.2.5
Refer to 4.2.6
Refer to 4.2.7
RAID 0/1/10
SAS, SATA, SSD
SAS, SATA, SSD
SAS, SATA, SSD
Available Disk
Non-RAID
RAID 5/6
256MB Cache
512MB Cache
256MB Cache
Refer to 4.2.1
Refer to 4.2.2
Refer to 4.2.3
Refer to 4.2.4
RAID 0/1/10
SATA, SSD
SAS, SATA, SSD
SAS, SATA, SSD
SAS, SATA, SSD
Available Disk