Internal Drive Supplementary Matters - NEC Express5800 System Configuration Manual

SYSTEM CONFIGURATION GUIDE

Internal drive supplementary matters

Conditions of internal drives in default factory configuration
In default factory configuration, there are some conditions of drive types and RAID levels can be installed
as below.
Common

All drives in default factory configuration should be of the same type, sector and rotation speed.

For the shipment with RAID array, select the drives in the same capacity as many as needed.
RAID controller configuration

RAID level 0, 1, 5, 6, 10 can be installed for default factory configuration shipment. 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 factory shipment, Initial cache policy of RAID controllers is Write Through for N8103-189, Write back for N8103-190/191.
RAID configuration for shipment
RAID configuration for
shipment
Non RAID
Embedded RAID(On-board
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-2M
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 4/6/8 in RAID10
5/7/9 4/6/8 in RAID10, 1 for a hot spare
10 8 in RAID10, 2 in RAID1
11 8 in RAID10, 2 in RAID1, 1 for a hot spare
12/14/16 8 in RAID10, 4/6/8 in RAID10
13/15/17 8 in RAID10, 4/6/8 in RAID10, 1 for a hot spare
18 2x 8 in RAID10, 2 in RAID1
19 2x 8 in RAID10, 2 in RAID1, 1 for a hot spare
20/22/24 2x 8 in RAID10, 4/6/8 in RAID10
21/23/25 2x 8 in RAID10, 4/6/8 in RAID10, 1 for a hot spare
26 3x 8 in RAID10, 2 in RAID1
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
11-16 8 in RAID 5, 3-8 in RAID5
17 2x 8 in RAID 5, 1 in RAID0 (Single drive)
18 2x 8 in RAID 5, 2 in RAID 1
19-24 2x 8 in RAID 5, 3-8 in RAID5
25 3x 8 in RAID 5, 1 in RAID0 (Single drive)
26 3x 8 in RAID 5, 2 in RAID 1
27-30 3x 8 in RAID 5, 3-8 in RAID5
Revision 5.0 – January 2018
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