beautypg.com

Dell PowerVault MD1120 User Manual

Page 38

background image

A REFERENCE GUIDE FOR OPTIMIZING DELL™ POWERVAULT™ MD1XXX FAMILY SAS SOLUTION

VER A02

PAGE 38

6/16/2008

Not Recommended:

Concatenated – This solution is not recommended due to lack of redundancy and
limited performance.

Note: While these configurations are not recommended, they can be configured and
utilized.

Table 25: Streaming Media Enclosure Guidelines

Application

Enclosure

MD1000

3U / 15 x 3.5” drive

MD1120

2U / 24 x 2.5” drive

Streaming Media

Recommended

Not Recommended

Possible

Recommended:

• MD1000 – Recommended for streaming media servers due to focus on storage capacity.

Possible:

• MD1120 – Possible option for streaming media servers where transactional performance

is high priority.

i.

Hot Spares

Hot Spare functionality provides extra security, availability and redundancy by automatically
replacing a failed physical disk in a RAID group and allowing the rebuild of the degraded array to
begin immediately. PERC controllers support Hot Spare functionality and it is recommended
whenever possible.