Promise Technology 2-Year Extended Warranty for VessR2000 RAID Head - Manual (Page 584)

557
Product Manual Technology Background
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 seg-ments
• Can use an odd number of disks
• Very high disk overhead – uses only 50% of
total capacity
Recommended Applications for RAID 1E:
• Imaging applications
• Database servers
• General fileserver