Product manual

VTrak E-Class Product Manual

Features

Controller Module Features

Drive Support

• 3.5-inch and 2.5-inch form factor

• Hard disk drives (HDDs) and Solid State drives (SSDs)

• SAS, 6 Gb/s and 3 Gb/s

• SATA, 6 Gb/s and 3 Gb/s

• Supports any mix of SAS and SATA drives simultaneously in the same

enclosure

For a list of supported drives, go to PROMISE support:

http://www.promise.com/support/

SATA physical drives require a SAS-to-SATA adapter, available from

PROMISE.

External I/O Ports

(per controller)

• Four 8 Gb/s Fibre Channel ports, compatible with 4 Gb/s and 2 Gb/s

• One external SAS port with an SFF-8088 SAS connector, supports up to 7

cascading JBOD expansion units

Data Cache

• 2 GB data cache per controller.

A portion of the data cache is shared with the controller firmware

• Protected with hot-swappable battery backup unit (BBU)

Operational Features

RAID Level Support

• 0, 1, 1E, 5, 6, 10, 50, and 60

RAID Stripe Size Support

• 64K, 128K, 256K, 512K, and 1MB

Hot Spare Drives

• Global

• Dedicated

• Revertible option