IBM System Storage DCS3700 - DCS3700 Features

DCS3700 Features
Table 1 summarizes the features of the DCS3700 storage subsystem and expansion enclosure. For a list of
the operating specifications, such as weight, height, and heat output, see “Specifications” on page 17.
Table 1. DCS3700 features
General:
v Modular components
– RAID storage controller
modules
– Environmental services modules
(ESMs)
– Power supplies
– Fan assembly
– High-capacity disk drives
v Technology
– Support for RAID 0, 1, 3, 5 and
6 disk arrays
– Storage capacity up to 360 TB
– Support for up to 180 SAS or
NL-SAS disk drives when using
two additional expansion
enclosures
– Controller cache size of 2 GB
per controller for a total of 4 GB
per storage subsystem
– Cache memory upgradable to 4
GB per controller for a total of 8
GB per storage subsystem
– Support for 6 Gbps SAS host
interface on the controller
– Each controller supports one
host interface adapter. Support
for:
- 6 Gbps SAS
- 8 Gbps FC
– Redundant controllers or ESMs,
power supply and fan
assemblies
– Hot-swap technology for
controllers and power supply
v User interface
– Built-in power, activity, and
fault LEDs, identification
labeling on components, rear
LEDs, and connectors
– Easy-to-replace drives, power
supplies, fan assemblies,
controllers and ESMs
Storage Subsystem:
v RAID controllers
– Host interface: Two 26-pin,
mini-SAS connectors per
controller
– Expansion: One 26 pin,
mini-SAS connector per
controller
– Dual 1Gbps Ethernet
management ports
– Seven segment display
v Power supply:
– Two hot-swap 1755-watt (200 -
240V ac) standard
– Provides redundant power
v Premium Feature Options:
– FlashCopy
– VolumeCopy
– Enhanced Remote Mirroring
Storage expansion enclosure:
v ESM
– Host interface: Two 26-pin,
mini-SAS connectors per
controller
– Expansion: One 26 pin,
mini-SAS connector per
controller
– Single 100Mbps Ethernet debug
port
– Seven segment display
v Power supply:
– Two hot-swap 1755-watt (200 -
240V ac) standard
– Provides redundant power
Chapter 1. Introduction 3