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Re: How to enable DMA on a SATA drive (Partially SOLVED)



On Thursday 04 January 2007 10:43, Kevin Kempter wrote:
> On Thursday 04 January 2007 10:26, Lonni J Friedman wrote:
> > On 1/4/07, Matt Davey <mcdavey mrao cam ac uk> wrote:
> > > On Thu, 2007-01-04 at 10:09 -0700, Kevin Kempter wrote:
> > > > On Thursday 04 January 2007 09:23, Lonni J Friedman wrote:
> > > > > On 1/4/07, Kevin Kempter <kevin kevinkempterllc com> wrote:
> > > > > > I find that my avg speed in 1.7m/sec which leads to a full backup
> > > > > > time of around 16-17 hours.
> > >
> > > [...]
> > >
> > > > > It sounds like DMA is disabled.
> > >
> > > [...]
> > >
> > > > All;
> > > >
> > > > How can I enable DMA on a SATA drive in a laptop?
> > >
> > > hdparm -d1 <device>
> >
> > I've yet to run across any SATA controllers which allow one to enable
> > or disable DMA support via hdparm.
> >
> > --
> > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > L. Friedman                                    netllama gmail com
> > LlamaLand                       http://netllama.linux-sxs.org
>
> Hi List;
>
> I've followed these instructions to get my slow second drive issue fixed.
> It seems to have worked. However now I can only mount the cd/dvd (with the
> dvd drive in the 'ultrabay' as root by explicitly mounting the drive.  My
> KDE automount prompt no longer appears, etc...
>
> Thanks in advance

Forgot to add the link to the instructions I followed:
http://www.fedoraforum.org/forum/showthread.php?p=556704&mode=threaded



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