![background image](http://html.mh-extra.com/html/promise-technology/vtrak-d5000-series/vtrak-d5000-series_product-manual_1617263201.webp)
The following settings are only for SATA drives:
dmamode=
For SATA drive only. Attempt to negotiate at the specified DMA transfer
mode.
If a DMA transfer mode cannot be negotiate, the next slower mode will
be attempted until a mode can be negotiated
(udma6, udma5....udma0, mdma 2.....mdma0).
udma0
Ultra DMA Mode 0
udma1
Ultra DMA Mode 1
udma2
Ultra DMA Mode 2
udma3
Ultra DMA Mode 3
udma4
Ultra DMA Mode 4
udma5
Ultra DMA Mode 5
udma6
Ultra DMA Mode 6
mdma0
Multi DMA Mode 0
mdma1
Multi DMA Mode 1
mdma2
Multi DMA Mode 2
The following settings are only for SAS drives:
readcache=
Applied to SAS drive only. Enables or disables read cache on the physical
drive(s).
enable
disable
-v
Verbose mode. Used with -a list.
192
Promise
Technology
VTrak D5000 Series Product Manual