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Chapter 7: Technology Background
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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
High disk overhead – equivalent of two
drives used for parity
Slightly lower performance than RAID 5
Summary of Contents for VTRAK M610p
Page 1: ...VTRAK M610p Product Manual Version 1 0 ...
Page 30: ...VTrak M610p Product Manual 18 ...
Page 44: ...VTrak M610p Product Manual 32 ...
Page 47: ...Chapter 4 Management with WebPAM PROe 35 Figure 1 The WebPAM PROe log in screen ...
Page 128: ...VTrak M610p Product Manual 116 ...
Page 184: ...VTrak M610p Product Manual 172 Shutdown complete It is now safe to power off the subsystem ...
Page 274: ...VTrak M610p Product Manual 262 ...