Promise Technology VTRAK E610f Product Manual page 258

VTrak E-Class Product Manual
RAID 10
Implemented as a mirrored disk array
whose segments are RAID 0 disk
arrays
High I/O rates are achieved thanks to
multiple stripe segments
Recommended Applications for RAID 10
• Imaging applications
• Database servers
• General fileserver
RAID 50
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
High reliability
Supports large volume sizes
Recommended Applications for RAID 50
• File and Application servers
• Transaction processing
• Office application with many users accessing small files
RAID 60
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
Safest RAID level
Recommended Applications for RAID 60:
• Accounting and Financial
• Database servers
• Any application requiring very high availability
Advantages
Advantages
Advantages
Disadvantages
Very high disk overhead - uses only
50% of total capacity
Disadvantages
Higher disk overhead than RAID 5
Disadvantages
High disk overhead – equivalent of two
drives used for parity
Slightly lower performance than RAID
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