NEC R320A-E4 manual Hard disk drives, Server Management, System Configuration Guide, Product List

System Configuration Guide NEC Express5800/R320a-E4/M4

Hard disk drives

[Note]

- Up to 16 hard disk drives can be installed in the system.

2.5INCH Disk bays

16hot-swap drive bays

-Be sure to install by double of hard disk drives in order to have the RAID-1 configuration. Also both of the hard disk drives must have same capacity and rotational speed.

Product List

2.5 inch SAS:

N8850-038	146.5GB 10k rpm SAS HDD	1X	146.5 GB HDD, w/ carrier
N8850-039	300GB 10k rpm SAS HDD	1X	300 GB HDD, w/ carrier
N8850-040	73.2GB 15k rpm SAS HDD	1X	73.2 GB HDD, w/ carrier
N8850-041	146.5GB 15k rpm SAS HDD	1X	146.5 GB HDD, w/ carrier

Disk bay x 8	Disk bay x 8
CPU/IO module#0
		CPU/IO module #1

#0	#2	#4	#6	#0	#2	#4	#6
System Disk				System Disk

#1 #3 #5 #7 #1 #3 #5 #7

Mirror

The 73.2 GB HDD is recommended to install as system drive in order to reduce the time to resynchronize.

*The mirroring function copies only changed files to resynchronize when replacing CPU/IO module, etc. in order to save time. However, all data in the HDD need to be copied when replacing HDD to new one.

Onboard RAS chip

Server Management

R320a-E4/M4 have the enhanced remote management function "EXPRESSSCOPE Engine2" as standard.

EXPRESSSCOPE Engine 2 (Standard)

*There is Management LAN port (100/10BASE-TX) on each CPU/IO module.

1st Edition August ’10 Page 8