IBM TotalStorage DS6000 Series - Manual (Page 108)

84 DS6000 Series: Concepts and Architecture
5.1 DS6000 highlights
The DS6000 is a member of the DS product family that offers high reliability and enterprise
class performance for mid-range storage solutions with the DS6800 model 1750-511.
It is built upon 2 Gbps fibre technology and offers:
RAID protected storage
Advanced functionality
Extensive scalability
Increased addressing capabilities
The ability to connect to all relevant host server platforms
5.1.1 DS6800 Model 1750-511
The 1750-511 model contains control unit functions as well as a rich set of advanced
functions, and holds up to 16 disk drive modules (DDMs). It provides a minimum capacity of
584 GB with 8 DDMs and 73 GB per DDM.
As of this writing, the maximum storage capacity with 300 GB DDMs is 4.8 TB with 16 DDMs
in a 1750-511 model.
It measures 5.25 inches high and is available in a 19 inch rack-mountable package.
Figure 5-1 DS6800 Model 1750-511 and Model 1750-EX1 front view
The 1750-511 model offers the following features:
Two Fibre Channel control cards.
PowerPC 750GX 1 GHz processors.
Dual active controllers to provide continuous operations and back up the other controller in
case of controller maintenance or an unplanned outage of a controller.
4 GB of cache.
Battery backed mirrored cache.
Two battery backup units - one per controller card.
Two AC/DC power supplies with imbedded enclosure cooling units.
Disk subsystem connectivity with eight 2 Gbps device ports.
Selection of 2 Gbps Fibre Channel disk drives including 73 GB, 146 GB, and 300 GB DDM
size with speeds currently of 10K RPM or 15K RPM.