looking for a fast way to dump a dvd to a file on my hdd

Kurt Jaeger pi at opsec.eu
Wed Feb 2 20:09:33 UTC 2011


Hi!

> please not that this is an atapi drive, but i'm using ATA_CAM.
> 
> so far dd(1) with a bs=2048 finished after:
> 
> 4676648960 bytes transferred in 1639.108763 secs (2853166 bytes/sec)
> 
> ... this drive is capable of reading dvds at a speed of 16x. [1] tells me,
> that this means the entire disc (SL) should have been read after ~ 4 minutes.

Try

dd ibs=2048 obs=64m

which would buffer large amounts before writing it out.

-- 
pi at opsec.eu            +49 171 3101372                         9 years to go !


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