Raid 50 – striping of distributed parity, Raid 50 – s, Triping – Promise Technology 2-Year Extended Warranty for VessR2000 RAID Head User Manual
Page 590: Istributed, Arity
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Product Manual
rAid 50 – s
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RAID 50 combines both RAID 5 and RAID 0 features. Data is striped across physical drives as in RAID 0, and
it uses distributed parity as in RAID 5. RAID 50 provides data reliability, good overall performance, and supports
larger volume sizes.
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
RAID 50 is a combination of RAID 5 and RAID 0
Physical Drives
Data
Stripes
Axle 1
Axle 2