Read Write Cache and Disk Cache Policy supported by the PERC software RAID controllers
Read, Write, and Cache Policy | PERC S140 | PERC S150 | PERC S160 |
---|---|---|---|
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) | No | No | No |
Write Cache Enabled Protected | No | No | No |
Disk Cache Policy | Yes | Yes | Yes |
Cache I/O | No | No | No |
Direct I/O | No | No | No |