Hitachi Compute Blade 500 Series User Manual page 257

10 Specify the RAID level, strip size, read policy, write policy, and disk array
.
size as shown in the table below with all disk array configuration selected.
Click Accept.
Table 4-16 Specify the RAID level, strip size, and policies
Menu items
RAID Level
Strip Size
Access Policy
Read Policy
1
Write Policy
IO Policy
MegaRAID WebBIOS for storage expansion blades
Hitachi Compute Blade 500 Series EFI User's Guide
Description
RAID Level
Strip size
Access policy
Read policy
Write policy
Read-cache operation
Setting/display value
[RAID 10]
8 KB / 16 KB / 32 KB / [<<64
KB>>] / 128 KB / 256 KG / 512 KB /
1 MB
[<<RW (reading and writing)>>] /
Read Only (reading only) /
Blocked (access denied)
[<<Normal (no advanced
reading)>>] /
Ahead (always advanced reading)
<<Write Through (write cache
invalid)>> /
Always Write Back (write-cache
valid) /
[Write Back with BBU (Write cache is
valid only when the cache backup
module is installed.)]
[<<Direct (reading from the cache at
a cache hit)>>] /
4-47