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Promise
Technology
Pegasus3 R4/R6/R8
RAID 50 - Striping of Distributed Parity
Advantages
Disadvantages
•
High Read data transaction rate
•
Medium Write data transaction rate
•
Good aggregate transfer rate
•
High reliability
•
Supports large volume sizes
•
Higher disk overhead than RAID 5
(two drives as hot spares)
Recommended Applications for RAID 50 include applications that require high fault tolerance and
good I/O performance.
•
File and Application servers
•
Transaction processing
• Office application with many users accessing small files
Summary of Contents for Pegasus3 R4
Page 4: ...iv Promise Technology Pegasus3 R4 R6 R8 VCCI KCC FCC ...
Page 5: ...v About this guide Pegasus3 Product Manual WARNING WARNING WARNING WARNING ...
Page 80: ...67 Managing the Pegasus3 Pegasus3 Product Manual Controller Settings ...
Page 207: ...194 Promise Technology Pegasus3 R4 R6 R8 View NVRAM Events ...