Very slow ripping

Luke Yelavich themuso at
Sun May 1 01:31:38 UTC 2005

On Sun, May 01, 2005 at 11:18:48AM EST, Stephen R Laniel wrote:
> Ah ha! I did not know about that. Voila:
> /dev/hdc:
>  using_dma    =  0 (off)
> Thanks a lot for that advice. So I did hdparm -d1 /dev/hdc
> and now I have
> /dev/hdc:
>  using_dma    =  1 (on)
> Solid. But then
> 1) I reran grip, and I'm still getting rip speeds between 2x
> and 3x; and

it is very likely not the case, but is DMA turned on for your Hard drive 
as well? Also, is the system running anything else that is CPU or IO 
intensive at the time?

> 2) how do I get the hdparm setting to stick around after I
> reboot?

You need to add something like the following to your /etc/hdparm.conf 

/dev/hdx {
	dma = on

Hope this helps.

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