Item Specification
RAID 1
■
2D+2D
■
4D+4D
Maximum number of spare drives 46 (maximum of 2 internal NVMe)
Maximum number of volumes 32,768
Maximum
storage system
capacity
(physical
capacity)
30 TB 2.5-inch SSD
and 14 TB 3.5-inch
HDD used
8.9 PB
Maximum external configuration 128 PiB (144 PB)
Memory Cache memory capacity 384 GiB to 768 GiB
Storage interface DKC-drive interface NVMe/Dual Port
SAS/Dual Port
Data transfer rate
■
8 Gbps (NVMe)
■
Max 12Gbps (SAS)
Device interface Supported channel types
■
Fibre Channel (shortwave,
longwave)
■
iSCSI (optical)
Data transfer rate Fibre Channel Up to 32 Gbps
iSCSI (Optical) 10 Gbps
Maximum number of front-end modules
■
6 (NVMe only)
■
4 (with SAS expansion)
Storage system specifications
Chapter 1: Introduction
Hitachi Virtual Storage Platform E590 and E790 Hardware Reference Guide 13
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