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 E990 specifications
Item Specification
System Number of NVMe
flash drives
Minimum 4
Maximum 96
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 65,280
Maximum
storage system
capacity
(physical
capacity)
30 TB 2.5-inch SSD
used
2.49 PiB (2.8 PB)
Maximum external configuration 255 PiB (287 PB)
Memory Cache memory capacity 256 GiB to 1,024 GiB
Storage interface DKC-drive interface NVMe/Dual Port
Data transfer rate 8 Gbps
Maximum number of back-end modules 8
Device interface Supported channel types
■
Fibre Channel (shortwave,
longwave)
■
iSCSI (optical)
Data transfer rate Fibre Channel up to 3.2 GB/s
iSCSI (Optical) 10 Gbps
Storage system specifications
Chapter 1: Introduction
Hitachi Virtual Storage Platform E990 Hardware Reference Guide 9
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