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Re: Slow backtesting?


  • To: fritz@xxxxxxxx
  • Subject: Re: Slow backtesting?
  • From: "Gerrit Jacobsen" <jrt@xxxxxxxxxxxxxxxx>
  • Date: Mon, 23 Nov 1998 03:40:42 -0500 (EST)
  • In-reply-to: <199811181436.OAA17738@xxxxxxxxxxxxxxxx>

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Fritz,

no 16 bit program can run multitasking even if it runs on win95, 98 
or NT.

Gerrit
> "Gerrit Jacobsen" <jrt@xxxxxxxxxxxxxxxx> wrote:
> > Since Windows 3.1 is not a multitasking system ...
> 
> I'm on Win95, but that's not the issue.  (The 16-bit TS software is 
> still a CPU hog when it's running something, even on W95.  Which is a 
> colossal pain in the rear when, for example, it locks up my system 
> for 5-6 minutes when I start TS and it loads up 4-5 big workspaces.)
> 
> > However when you optimize you are still able to interact with the 
> > system. This is because the Omega propgrammers have made the 
> > optimization process a kind of multitasking process by giving 
> > time-slices to other processes during the optimization. This slows 
> > the optimization calculation down.
> 
> I've done hundreds of optimizations, and I've never seen this 
> behavior before.  Optimization runs normally run at virtually the 
> same speed as normal non-opt runs.  But this case I ran up against 
> was 50-100 times slower!  I guarantee you that's not from the 
> optimization overhead.
> 
> Gary
> 
>