Re: DVD burning still have problems

[Kasper Sandberg]

On Fri, 2005-01-28 at 14:47 +0100, Jens Axboe wrote:
> On Fri, Jan 28 2005, Kasper Sandberg wrote:
> > On Mon, 2005-01-24 at 23:48 +0000, Alan Cox wrote:
> > > On Llu, 2005-01-24 at 23:01, Kasper Sandberg wrote:
> > > > > there are certainly chipset and CPU errata in this area.
> > > > would this mean that i should not use cpu frequency scaling?
> > > 
> > > Worth an experiment but I'd be suprised if it was your fix. The more
> > > data the better however 
> > I disabled cpufreq in the kernel, acpi i still have in kernel.. when i
> > booted i did acpi=off, and changed IO scheduler to anticipatory
> > i just burned a DVD, and it works ;D pretty neat, im not sure what
> > caused it. but im glad.. i still have the small change in scsi_ioctl.h,
> > however nothing appears in dmesg.. gonna burn one more dvd in a little
> > bit, if it doesent work, i will let you know, if you dont hear more
> > about it, assume it works :DD
> > 
> > btw: the reason i changed to anticipatory from cfq is that i noticed
> > that sometimes the speed dropped abit, and thought it might have
> > something to do with it, and, with as it did not
> 
> That's interesting, a short io starvation could for sure cause it. I
> would really appreciate if you could try one change at the time though,
> right now it's not really clear if it's acpi or the io scheduler.
well.. all good things must come to an end.. the second dvd i burned
failed.. :(
this is really frustrating.. but im pretty pretty sure its not media
error..
perhaps i must reboot after each burn again.. anyway, it is nice knowing
everything isnt completely lost :)

> 

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