Help - slow performance on a Toshiba laptop

[Alex Snow]

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when it tells you it's asuming 33mhz bus speed on the ide controler it 
tells you how to override that with a kernel option. I don't remember 
it off the top of my head but I'm sure you can find it easily.
On Thu, 
Feb 19, 2004 at 07:32:07AM -0500, Chuck Hallenbeck wrote:
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> Mike,
> 
> I am getting similarly slow performance on my desktop system and
> am also puzzled. I have set multcount to 16, but am unable to set
> dma on. I am wondering if there are kernel options for dma that I
> ought to be selecting so that dma can be activated. I am using
> 2.4.24 kernel, and my config file has 8 or 10 options concerning
> dma, most of which I do not understand.
> 
> What about your power management setting? Is your disk preserving
> power by spinning down sometimes? Is your dma set? Is your
> multcount set to its max value?
> 
> 
> On Wed, 18 Feb 2004, Mike Keithley wrote:
> 
> > Hello list.
> >
> > I installed Linux on a Toshiba laptop.  It is a 266 MHz Pentium machine
> > with 96 MB of ram.  Linux is under the 2.4.22 kernel (Slackware 9.1) and
> > is on a dedicated partition on the hard drive.
> >
> > The problem is that, although the systems works fine, performance is slow.
> > I believe the problem is the IDE controller and the hard disk.  I'm
> > wondering if someone knows how I can speed up the IDE controller/hard disk.
> > In the boot-up messages, I see something like "Assuming 33 MHz bus speed"
> > in relation to the IDE controller.
> >
> > When I do hdparm -t /dev/hda, the buffered write rate to the disk is only
> > 3.5 MB/sec whereas hdparm -T (internal buffered write), the result is over
> > 25 MB/sec.  From this I figure the hard disk is really slowing the system
> > down.
> >
> > Because of the small amount of memory, the system soon starts using the
> > swap partition (128 MB) and processes often crash, presumably because of
> > time outs.  Pipes are not reliable.
> >
> > Any help is appreciated.
> >
> > The reason I'm trying to use this slow machine is that it uses a Yamaha
> > sound chip that, although a bit noisy, has really smooth high-frequency
> > performance without corners and there is a line-input jack.
> >
> > Thanks
> >
> >
> >
> > _______________________________________________
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> > Speakup at braille.uwo.ca
> > http://speech.braille.uwo.ca/mailman/listinfo/speakup
> >
> 
> - -- 
> The Moon is Waning Crescent (1% of Full)
> In a world without Fences or Walls no one needs Windows or Gates.
> My home page is now at http://www.mhcable.com/~chuckh
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- -- 
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