Users Guide
Read, Write, and Cache 
Policy
SAS 6/iR PERC H200
Write Policy  No No
Write Back  No No
Write Through  No No
Force Write Back (Enabled 
Always)
No No
Write Cache Enabled 
Protected 
No No
Cache Policy  No No
Disk Cache Policy  Yes Yes
Cache I/O  No No
Direct I/O  No No
Enclosure Support On SAS 6/iR And H200 Controllers
Table 60. Enclosure Support on the SAS 6/iR and H200 Controllers
Enclosure Support SAS 6/iR PERC H200
Can an enclosure be attached 
to this controller?
No No
Supported Features On The PERC S100, PERC S110, PERC 
S130, And S300 Controllers
This section identifies the controller-supported features and whether or not an enclosure can be 
attached to the controller.
• Controller Tasks
• Physical Disk Tasks
• Virtual Disk Tasks
• Virtual Disk Specifications
• Supported RAID Levels
• Read, Write, Cache And Disk Cache Policy
• Enclosure Support
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