🚀 go-pugleaf

Scott Bolander <meee@earthlink.net> wrote in article
<01bd99f4$cacacc00$640000c0@m5>...
> > Was the ATA CD drive using busmastering EIDE drivers(DMA box checked)?
> 
> This has NO effect on throughput.


Is this an opinion or an answer?   Busmastering can have a significant
impact on throughput in real systems.

> 
> -- 
> 
> 
> Scott Bolander
> Astro Computers
> 910 867-2667
> meee@earthlink.net
> http://home.earthlink.net/~meee/
> 
> "Laws that forbid the carrying of arms. . . disarm only those who are
> neither inclined nor determined to commit crimes. . . Such laws make
things
> worse for the assaulted and better for the assailants; they serve rather
to
> encourage than to prevent homicides, for an unarmed man may be attacked
> with greater confidence than an armed man." 
> -- Thomas Jefferson's "Commonplace Book," 1774-1776, quoting from On
Crimes
> and Punishment, by criminologist Cesare Beccaria, 1764
> 
> Ron Reaugh <Ron-Reaugh@worldnet.att.net> wrote in article
> <01bd9987$0aea3dc0$63c72599@p133>...
> > 
> > 
> > Scott Bolander <meee@earthlink.net> wrote in article
> > <01bd9973$df77c8a0$640000c0@m5>...
> > > I had a Mitsumi 32x IDE CD-ROM in my system and I replaced it with a
> > > Toshiba 32x SCSI connected to an Adaptec PCI SCSI controller.  Before
I
> > > removed the IDE drive I "benchmarked" it by doing some copys from a
CD
> I
> > > have.  Here are the results:
> > > 
> > > NORTON 3.0 INSTALL DIRECTORY (22 MEGS) (Large CAB files)
> > > Mitsumi			54 Sec
> > > Toshiba SCSI		12 Sec
> > > 
> > > DIRECT X 5 INSTALL DIRECTORY (Lots of small files)
> > > Mitsumi			38 Sec
> > > Toshiba			14 Sec
> > > 
> > > Is this kind of performance boost normal?
> > 
> > 
> > In any case all non-HD gadgets on a high performance workstation should
> be
> > SCSI and connected to a PCI busmastering SCSI controller and frequently
> not
> > on the same SCSI channel as high performance U[2]W HDs.
> > 
> > 
>