Storage system specifications
The storage systems offer 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 drives Minimum 4
Maximum
■
24 (internal NVMe)
■
240 (SAS SSDs)
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 46 (maximum of 2 internal NVMe)
Maximum number of volumes 49,152
Maximum
storage system
capacity
(physical
capacity)
30 TB 2.5-inch SSD
used
7.9 PB
Maximum external configuration 192 PiB (216 PB)
Memory Cache memory capacity 768 GiB
Storage interface DKC-drive interface
■
NVMe/Dual Port
■
SAS/Dual Port
Data transfer rate
■
8 Gbps (NVMe)
■
Max 12Gbps (SAS)
Storage system specifications
Chapter 1: Introduction
Hitachi Virtual Storage Platform E590 and E790 Hardware Reference Guide 9
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