Perc 3/Sc Fault Tolerance Features; Software Utilities; Table 4-5. Perc 3/Sc Fault Tolerance Features; Table 4-6. Software Utilities Features - Dell PowerEdge Expandable RAID Controller 3 User Manual

Ta b l e 4 - 4 . A r r a y P e r f o r m a n c e Fe a t u r e s (continued)
Specification
Maximum scatter/gathers
Maximum size of I/O requests
Maximum queue tags per drive
Stripe sizes
Maximum number of concurrent
commands
Support for multiple initiators

PERC 3/SC Fault Tolerance Features

The PERC 3/SC fault tolerance features are shown in Table 4-5.
Ta b l e 4 - 5 . P E R C 3 / S C Fa u l t To l e r a n c e Fe a t u r e s
Specification
Support for SMART
Drive failure detection
Drive rebuild using hot spares
Manual replacement of drives without system
shutdown
Parity generation and checking

Software Utilities

The PERC 3/SC software utilities are shown in Table 4-6.
Ta b l e 4 - 6 . S o f t w a r e U t i l i t i e s Fe a t u r e s
Specification
Graphical user interface
Management utility
Feature
26 elements
6.4 MB in 64 KB stripes
As many as the drive can accept.
2 KB, 4 KB, 8 KB, 16 KB, 32 KB,
64 KB, or 128 KB
255
Yes
Feature
Yes
Automatic
Automatic
Yes
Yes
Feature
Yes
Yes
PE RC 3/SC Fe atures
57