[CentOS] install CENTOS 5.4 X86_64 failed???

Timo Schoeler timo.schoeler at riscworks.net
Wed Nov 25 08:34:31 UTC 2009


thus John R Pierce spake:
> RedShift wrote:
>> Burning at a slower speed usually does NOT increase burn quality.
>> You may have a bad writer or bad DVD R's. Use DVD-R's for maximum
>> compatibility.
>> 
> 
> not quite.   with modern high speed DVD burners, like 16X and such, 
> burns faster than 8X are burned in a CAV mode (constant angular 
> velocity) where the data transfer rate speeds up as it gets farther 
> along on the disk.  I've found the read error rate is significantly 
> higher towards the end (outer tracks) of full DVDs burned this way,
> but disks burned at 8X are CLV (constant linear velocity), where the
> RPM drops as its burning to maintain a constant data rate, and on
> disks burned this way, I get far fewer read errors.

FWIW, speaking about Audio stuff one can actually *hear* it. Really. 
Here's some good information on speeds etc, too:

http://www.digitalfaq.com/guides/media/dvd-media-concepts.htm

HTH,

Timo


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