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Re: DVD newbie - which format should I use?

Helmut Jarausch <jarausch@igpm.rwth-aachen.de> wrote:

> Hi,
> I've tried to search the archive and various FAQs but I more confused
> than before.
> I've just bought my first DVD burner (LG GSA-4167B) which supports
> several DVD formats. I've burnt my first DVD-R disc which succeeded
> but a bit slow. cdrecordProDVD reported  "DMA speed to slow) (OK for 8x)
> but then the average write speed was only 1.5x ( for a chunk of 3.6Gb).
> Is there any explanation for this?

maybe the drive has a firmwarer bug and does not report write speeds
correctly. Did you try -force?

If you cannot get a DMA speed that is sufficient for 16x, what is the reason?

> Second and most important, which media (format) should I use.
> I need my DVD burner for backup only, so I don't need compatability
> with any DVD-ROM. I do need multi-session capability since my
> backups are not always 4.4 GB.

In former times, DVD-R had much better compatibility to DVD-ROM
drives than DVD+R. I don't know current numbers.


 EMail:joerg@schily.isdn.cs.tu-berlin.de (home) Jörg Schilling D-13353 Berlin
       js@cs.tu-berlin.de		(uni)  
       schilling@fokus.fraunhofer.de	(work) Blog: http://schily.blogspot.com/
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