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Promise Technology VTRAK E610f User Manual

Promise Technology VTRAK E610f
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Chapter 7: Technology Background
285
RAID 1E
Recommended Applications for RAID 1E
Imaging applications
Database servers
General fileserver
RAID 5
Recommended Applications for RAID 5
RAID 6
Recommended Applications for RAID 6
Accounting and Financial
Database servers
Any application requiring very high availability
Advantages Disadvantages
Implemented as a mirrored disk array
whose segments are RAID 0 disk
arrays
High I/O rates are achieved thanks to
multiple stripe segments
Can use an odd number of disks
Very high disk overhead - uses only
50% of total capacity
Advantages Disadvantages
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
Disk failure has a medium impact on
throughput
File and Application servers
WWW, E-mail, and News servers
Intranet servers
Most versatile RAID level
Advantages Disadvantages
High Read data transaction rate
Medium Write data transaction rate
Good aggregate transfer rate
Safest RAID level, except for RAID 60
High disk overhead – equivalent of two
drives used for parity
Slightly lower performance than RAID 5

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Promise Technology VTRAK E610f Specifications

General IconGeneral
BrandPromise Technology
ModelVTRAK E610f
CategoryStorage
LanguageEnglish

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