Raid 6, Raid 10, Raid 6 raid 10 – Promise Technology Network Device EX8654 User Manual
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SuperTrak EX Series User Manual
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RAID 6
Recommended applications for RAID 6:
•
Accounting/Financial
•
Database servers
•
Any application requiring very high availability
RAID 10
Recommended applications for RAID 10:
•
Imaging applications
•
Database servers
•
General fileserver
Advantages
Disadvantages
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
Safest RAID level
High physical drive overhead –
equivalent of two drives used for parity
Slightly lower performance than RAID
5
Advantages
Disadvantages
Implemented as a mirrored logical
drive whose segments are RAID 0
logical drives
High I/O rates are achieved thanks to
multiple stripe segments
Very high physical drive overhead –
uses only 50% of total capacity