Figure 2-1. Example Of Disk Striping - Dell PowerEdge Expandable RAID Controller 3 User Manual

F i g u r e 2 - 1 . E x a m p l e o f D i s k S t r i p i n g
Segment 1 Segment 2
Segment 5 Segment 6
Segment 9 Segment 10
Stripe Width
Stripe width is the number of disks involved in an array where striping is
implemented. For example, a four-disk array with disk striping has a stripe
width of four.
Stripe Size
The stripe size is the length of the interleaved data segments that PERC 3
writes across multiple drives. PERC 3 supports stripe sizes of 2 KB, 4 KB,
8 KB, 16 KB, 32 KB, 64 KB, or 128 KB.
Segment 3 Segment 4
Segment 7 Segment 8
Segment 11 Segment 12
I n tr o d uc t io n t o RA I D
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