Messages in this thread |  | | Date | Fri, 30 Aug 2002 18:42:25 +0300 | From | Anssi Saari <> | Subject | Re: PROBLEM: CD burning at 12x uses excessive CPU, although DMA is enabled |
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On Fri, Aug 30, 2002 at 09:27:04AM +0200, Markus Plail wrote: > * Anssi Saari writes: > >I doubt that's the problem. As I've said before, I don't have this huge > >slowdown problem if I plug the writer to a Promise pdc20265 or CMD649, > >neither of which supports DMA for ATAPI devices. These controllers > >however abort CD writing randomly so they are not a workaround... > > Well, they may very well just deal better with PIO modes. > > >I also don't have your DAO vs. TAO problem. >
> Hmm.. you wrote that cdrdao gives the problem, but cdrecord > doesn't.
I doubt that. Even if I did, it's wrong.
> And in a previous mail you wrote that you also have the > problems when writing audio CDs.
Yes. Audio CDs and VCDs, to be exact. Probably anything other than vanilla ISO9660.
> Are you sure that you really used DAO when using cdrecord?
Yes, I do that quite a lot since DAO is a requirement for overburning, on my writers anyway. For both data and audio CDs. I just tried it again. It makes no noticeable difference, -dao or not. Data write good, audio write bad.
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