Re: IDE VS. SCSI

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Article #3755

#3755

From: Dale "Mad_Murdock" White
Date: Sun, 02 Sep 2001 06:24

41 lines
3469 bytes

No problem, You term is probably the more correct term, I went with a term that's
more popular.

Dale

"Steven Wiser" <SLWISERR@erols.com> wrote in message
news:s003ptcoovq5pmcsi4gef0hpjk5u8s437d@4ax.com...
> Dale
>
> You were right, I just did not understand it that way.   Sorry.
>
> Steve
>
> On Sat, 01 Sep 2001 19:02:34 GMT, "Dale \"Mad_Murdock\" White"
> <whiteda@home.com> wrote:
>
> >
> >Well, I believe that's what I said that, except I used the term multiple Process
I/O
> >versus multi threading. Though I could be wrong, but UDMA does offer performance
> >gains in terms of multiple paths. Basically, if you have 2 EIDE controllers, like
> >most people do, then you should be able to access each controller independent of
the
> >other. I've read in this group, but never confirmed it myself, that true DMA\UDMA
> >devices all act independent of each other. Which is where they make up some of
their
> >performance on SCSI devices.
> >
> >Dale
> >
> >"Steven Wiser" <SLWISERR@erols.com> wrote in message
> >news:34a2pt4qcjol9mujmbiam5504frvnl0d9m@4ax.com...
> >> One more thing that I think may be important to this issue is that IDE
> >> is single threading in its response and SCSI is multi-threading.  This
> >> is to say if you have more than one thread attempting to access the
> >> harddrive the SCSI will allow access to both threads to read the data
> >> while the IDE would have one thread completely locked out.  Even more
> >> important when you have dual channels for the SCSI.
> >>
> >> Steve

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Reply-To: "Dale \"Mad_Murdock\" White" <whiteda@home.com>
From: "Dale \"Mad_Murdock\" White" <whiteda@home.com>
Newsgroups: alt.comp.hardware,alt.comp.hardware.pc-homebuilt,alt.sys.pc-clone.dell,comp.os.linux.hardware,it.comp.hardware.motherboard,it.comp.hardware.scsi,it.comp.hardware.storage
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Subject: Re: IDE VS. SCSI
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