Dell PowerVault MD1 Series Optimizasyon Kılavuzu - Sayfa 35
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A REFERENCE GUIDE FOR OPTIMIZING DELL™ POWERVAULT™ MD1XXX FAMILY SAS SOLUTION
•
RAID 50 – Recommended for those solutions that require a balance between storage
capacity and performance.
•
RAID 60 – Recommended for those solutions that require a balance between storage
capacity and performance with maximum data protection.
Possible:
•
RAID 1 – Possible solution in situations which do not require high storage capacity.
Not recommended:
•
RAID 0, Concatenated - These are not recommended due to lack of redundancy and
data protection. Even for long term archival storage which is intended to be a backup of
important files, it is not a recommended solution.
Note: While these configurations are not recommended, they can be configured and
utilized.
Table 19: Archival File Server Enclosure Guidelines
Application
Recommended:
•
MD1000 – Recommended for file servers focused on data archival due to focus on
storage capacity.
Possible:
•
MD1120 – Possible option for File servers where performance is high priority.
User file store characteristics and recommendations
Table 20: User Store File Server General I/O profile
I/O Profile
(Read/Write)
80/20
PAGE 35
Enclosure
3U / 15 x 3.5" drive
File-Archival
Recommended
I/O Profile
(Sequential/Random)
Sequential
MD1000
Not Recommended
I/O
Latency
Bandwidth
Size
Sensitivity
Heavy
>64k
High
VER A02
MD1120
2U / 24 x 2.5" drive
Possible
Growt
Criticality
h Rate
Varies
Moderate
6/16/2008