[CS-FSLUG] CD ripping speeds

Brian Derr bderr at myrealbox.com
Fri Mar 25 16:30:35 CST 2005


On Fri, 2005-03-25 at 16:59 -0500, john-thomas richards wrote:
> I have been playing with, er, *working* with an old Pentium 200MHz
> computer with 64MB RAM.  I installed some ripping software (abcde - no,
> really...that is what it is called) and ripped some CD's.  The CDROM is
> only 16X but it rips at two or three times the speed of my 32X CDROM on
> my much more powerful dual-processor main computer.  I use the same
> ripping software and the *identical* settings (I copied the config
> file).  Any ideas why a slower CDROM is ripping much faster than a
> "faster" CDROM?

Although highly unlikely it could be DMA settings.  I doubt that the
motherboard has a 100MHz IDE bus and CD-ROMs generally only use 33 or
maybe 66MHz of bus bandwidth.  Perhaps the DMA settings or IDE driver on
your main system are messed up?  Run 'hdparm -t /dev/hdxx' a few times
and see what type of speeds your getting.  If they are really slow check
to see if UDMA is enabled.  It will drastically increase your hard drive
and possibly CD-ROM access times.

-- 
Brian

The just man walketh in his integrity: his children are blessed after
him.  -- Proverbs 20:7





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