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SubjectRe: CD writing in future Linux try #2 [ was: Re: CD writing in future Linux (stirring up a hornets' nest) ]
Jan Engelhardt <> wrote:

> >Testing could be done the following way:
> >
> >- insert a blank CD into your writer and do an initial test burn.
> >
> > sdd -inull bs=2352 of= test.raw count=75x60x74
> > cdrecord dev=ATA:b,t,0 -audio -sao -v test.raw
> >
> > Remember the speed that should be > 40x
> Does speed==40 also suffice?

NO, speed==40 may be too slow as I cannot grant that it will
always fail with PIO and speed <=40.

In case that the clock rate of your CPU just fits nicely, it
may be that it by accident works.

> How about a DVD at 8x speed? (Even faster than CD at 40x)

This problem is not present with DVDs as they only support
virtual sector size == 2048.


-- (home) Jörg Schilling D-13353 Berlin (uni) (work) Blog:
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