[ltp] Re: DVD cpu usage

[Eben King]

On Mon, 13 Sep 2004, Joan Roig Amorss wrote:

> >Check with "hdparm" that your DVD drive (/dev/hdc?) isusing DMA.
> 
> thanks for you suggestion, it is. Do you recommend any other parameter 
> changes? 
> 
>  
> ~$ hdparm /dev/hdc
> 
> /dev/hdc:
>  HDIO_GET_MULTCOUNT failed: Invalid argument
>  IO_support   =  0 (default 16-bit)

try 32

>  unmaskirq    =  0 (off)

try on

>  using_dma    =  1 (on)
>  keepsettings =  0 (off)
>  readonly     =  0 (off)

well it IS readonly, but I don't know if that matters

>  readahead    = 256 (on)
>  HDIO_GETGEO failed: Invalid argument

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