[paranoia] dae speed on plextor cdrw

Sami Farin safari at iki.fi
Thu Feb 14 16:32:13 PST 2002



On Fri, Feb 15, 2002 at 12:27:34PM +1300, John Morton wrote:
...
> That said, it's not necessarily the case that the patch will actually speed 
> up extraction for every drive and system out there, and cdparanoia does it's 
> magic by doing multiple reads, which will always slow down the proceedings. 

With PIO, there's some maximum speed limit - for me it's 4 MB/s
(and 12 MB/s with UDMA33) when reading from ATA-4 hard disk.
So you might not reach ATAPI device's maximum DAE extraction speed
when using PIO. 

Fastest drive gets 46.1 * 75 * 2352 = 7941 kB/s.
http://www.cdspeed2000.com/go.php3?link=daeresults.php3


-- 
Safari - safari at iki.fi - PGP key 0x427E7914 - http://iki.fi/safari/
  The UNIX Guru's View of Sex: "unzip ; strip ; touch ; finger ; \
  mount ; fsck ; more ; yes ; umount ; sleep"

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