Users Guide

RAID Levels Supported By PERC 6 Controllers
Table 40. RAID Levels Supported by PERC 6/ Controllers
RAID Level PERC 6/E PERC 6/I PERC 6/I Modular
Concatenation No No No
RAID 0 Yes Yes Yes
RAID 1 Yes Yes Yes
RAID 5 Yes Yes Yes
RAID 10 Yes Yes Yes
RAID 50 Yes Yes Yes
RAID 6 Yes Yes Yes
RAID 60 Yes Yes Yes
Read, Write, And Cache Policy Supported By PERC 6 Controllers
Table 41. Read, Write, and Cache Policy Supported by PERC 6/ Controllers
Read, Write, and Cache
Policy
PERC 6/E PERC 6/I PERC 6/I Modular
Cache settings Yes Yes Yes
Read Policy Yes Yes Yes
Read Ahead (Enabled) Yes Yes Yes
No Read Ahead (Disabled) Yes Yes Yes
Write Policy Yes Yes Yes
Write Back (Enabled) Yes Yes Yes
Write Through (Disabled) Yes Yes Yes
Force Write Back (Enabled
Always)
Yes Yes Yes
Write Cache Enabled
Protected
No No No
Cache Policy No No No
Disk Cache Policy Yes Yes Yes
Cache I/O No No No
Direct I/O No No No
Enclosure Support On PERC 6/ Controllers
Table 42. Enclosure Support on PERC 6/ Controllers
Enclosure Support PERC 6/E PERC 6/I PERC 6/I Modular
Can an enclosure be attached
to this controller?
Yes No No
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