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I run a dual pentium 500MHz. It screams on backtesting. The dual processors
is transparent to the program. They share the tasks that appear on the bus.
TS doesn't have to be set up specifically to run for dual processors.
Jim Bronke
Phoenix, AZ
----- Original Message -----
From: "David Rosenthal" <davidrnews@xxxxxxxxxxxxx>
To: <ja@xxxxxxxxxxxx>; "David Jennings" <DavidJennings@xxxxxxxxxxxxx>;
<omega-list@xxxxxxxxxx>
Sent: Monday, May 14, 2001 3:54 PM
Subject: RE: Multi-CPU machine for TS...? (was:the ideal computer for
tradestation...)
> > OK, but is there a marked performance improvement over 1 CPU...? How
about
> > in backtesting or optimizing...?
>
> Unlikely. For 2 CPU's to speed up specific operations like backtesting or
> optimization, Omega would have had to program the function to take
advantage of
> multiple CPU's. Not likely.
>
> I've been running a dual-CPU machine for a few years now, and I really
like it - I'm
> waiting for the dual P4 (or Athlon 4) to come out before I upgrade! (Dual
P3-1000
> is readily available now). The real advantage of 2 CPU's shows in a
situation like
> ribau described earlier, with regard to 1 P4:
>
> "It does make a difference. I am now able to draw, delete, and move
objects such as
> trend lines, arrows, and horizontal lines, at the open. Typing almost
keeps up, even
> at the open."
>
> A 2-CPU machine will achieve the same result with much slower processors.
> Unfortunately I'm not in a position to do the test, as I don't currently
use that
> type of real-time datafeed, but this has been my experience in similar
situations.
> What's happening at the open is that the one CPU is completely busy
processing
> incoming data, and hence unavailable to do anything else like move a
trendline (and
> Omega wrote the process in such a way as to completely monopolize the
processor).
> On a 2-CPU machine there's always another processor available, so you
rarely see a
> delay - the keyboard never goes "dead". The advantage is not so much that
> individual operations are faster as that everything is *smoother*. For
example you
> can get a lot more done comfortably in other programs while running a long
> optimization.
>
>
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