HP Dc5750 WebPAM User Manual - Page 102
RAID 5, JBOD, Advantages
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WebPAM User Manual RAID 5 Advantages High Read data transaction rate Medium Write data transaction rate Good aggregate transfer rate Disadvantages Disk failure has a medium impact on throughput Recommended Applications for RAID 5 • File and Application servers • • WWW, E-mail, and News servers • Intranet servers Most versatile RAID level RAID 10 Advantages Disadvantages Implemented as a mirrored logical drive Very high disk overhead - uses only whose segments are RAID 0 logical 50% of total capacity drives High I/O rates are achieved thanks to multiple stripe segments Recommended Applications for RAID 10 • Imaging applications • Database servers • General fileserver JBOD Advantages Easy management of multiple independent disk drives Disadvantages No increase in perfomance, capacity or fault tolerance. Recommended Applications for JBOD • Non-critical file storage • Swappable data storage 96