CLI Guide

Table 167. Cache Policy Parameters
Cache Policy cachepolicy=d | c Parameter Specication
Direct I/O cachepolicy=d
Cache I/O cachepolicy=c
Diskcachepolicy
Diskcachepolicy=<disabled | enabled>
Dierent controllers support dierent disk cache policies. The following table indicates how to specify the [diskcachepolicy=<disabled |
enabled>] parameter for each of the cache policies.
Table 168. Disk Cache Policy Parameters
Disk Cache Policy diskcachepolicy=disabled | enabled Parameter Specication
Disabled diskcachepolicy=disabled
Enabled diskcachepolicy=enabled
Readpolicy
Dierent controllers support dierent read policies. The following table displays how to specify the readpolicy=<ra | nra | ara | rc | nrc>
parameter for each of the read policies.
Table 169. Read Policy Parameters
Read Policy readpolicy=ra | ara | nra | rc | nrc Parameter Specication
Read ahead readpolicy=ra
Adaptive read ahead readpolicy=ara
No read ahead readpolicy=nra
Read cache readpolicy=rc
No read cache readpolicy=nrc
Writepolicy
Dierent controllers support dierent write policies. The following table displays how to specify the writepolicy=<wb | wt | wc | nwc | fwb>
parameter for each of the write policies.
Table 170. Write Policy Parameters
Write Policy writepolicy=wb | wt | wc | fwb | nwc Parameter Specication
Write-back cache writepolicy=wb
Write-through cache writepolicy=wt
Write cache writepolicy=wc
Omcong storage commands 175