The storage system offers superior performance, resiliency, and agility, featuring response
times as low as 64 microseconds, all backed up with the industry’s first and most
comprehensive 100% data availability guarantee. The following table lists the key operational
and performance specifications for the storage system.
Table 1 VSP E790 specifications
Item
Specification
System
Number of NVMe
flash drives
Minimum
4
Maximum
24
RAID group
configuration
RAID 6
■
6D+2P
■
12D+2P
■
14D+2P
RAID 5
■
3D+1P
■
4D+1P
■
6D+1P
■
7D+1P
RAID 1
■
2D+2D
■
4D+4D
Maximum number of spare drives
8
Maximum number of volumes
49,152
Maximum
storage system
capacity
(physical
capacity)
30 TB 2.5-inch SSD
used
.64 PiB (.72 PB)
Maximum external configuration
192 PiB (216 PB)
Memory
Cache memory capacity
768 GiB
Storage interface
DKC-drive interface
NVMe/Dual Port
Data transfer rate
8 Gbps
Device interface
Supported channel types
■
Fibre Channel (shortwave,
longwave)
■
iSCSI (optical)
Data transfer rate Fibre Channel
up to 4 GB/s
iSCSI (Optical)
10 Gbps
Maximum number of front-end modules
6
Storage system specifications
Chapter 1: Introduction
Hitachi Virtual Storage Platform E590 and E790 Hardware Reference Guide
9
