NEC Express5800 System Configuration Manual page 40

SYSTEM CONFIGURATION GUIDE
RAID controller configuration
RAID level 0, 1, 5, 6, 10 can be installed for the default factory configuration. Selectable RAID levels are depending

on the RAID controller.
 Capacity of Logical drive can be within 2TB with legacy boot mode, capacity of logical drive can be within the total
capacity of logical disks with UEFI boot mode.
 As the factory shipment, initial cache policy of RAID controllers is Write Through for N8103-189, Write back for
N8103-190/191/193/194.
RAID configuration for the default factory shipment
Available RAID level is determined by the RAID configurations and the number of drives as below.
RAID configuration for
shipment
Non RAID
Embedded RAID
configuration (RAID 0/1/10)
RAID controller
configuration(RAID 0/1/10)
RAID controller configuration
(RAID 0/1/5/6/10)
NEC Corporation
–
NEC Express5800/R120h-1M
Number of Drives Number of Drives in RAID levels
Non
1～10
1 RAID0(Single drive)
2 RAID1
3
2 in RAID1、1 for hot spare
4/6/8 4/6/8 in RAID10
5/7 4/6/8 in RAID10, 1 for a hot spare
9 (3.5inch model only)
10 (3.5inch model 8 in RAID10, 2 in RAID1
only)
1 RAID0(Single drive)
2 RAID1
3 2 in RAID1, 1 for a hot spare
4/6/8 in RAID10
4/6/8
4/6 in RAID10, 1 for a hot spare
5/7
1 RAID0(Single drive)
2 RAID1
3-8 RAID5
9 8 in RAID 5, 1 in RAID0(Single drive)
10 8 in RAID 5, 2 in RAID 1
Revision 7.0 – July 2018
40