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Expect that when you run optimizations that it will tie up your system.
Jim Bronke
Phoenix, AZ
----- Original Message -----
From: "Jack Griffin" <jack_2231@xxxxxxxxx>
To: <omega-list@xxxxxxxxxx>
Sent: Thursday, August 09, 2001 4:15 AM
Subject: Why bad realtime results?
> Hi gang,
>
> I started running a new intra-day system realtime via
> Tradestation 2000i + Dynastore + quote.com. After a
> several days of running it, I am getting a disturbing
> result. Yesterday, for instance, my realtime strategy
> and corresponding indicator was flat the whole day.
> Today, after rebooting, I loaded the same exact system
> using the same data (except now historical). It
> claims to have given me a nice sell signal midday,
> just before the nasdaq tanked. In fact, the realtime
> signal/indicator are totally different!
>
> Have others noticed anything like this? At first I
> thought it might be due to precision errors. But I am
> not sure that make sense since I thought the chart is
> recalculated each bar from scratch.
>
> Note that Tradestation had been running for 3 days
> straight and, moreover, I was doing overnight
> optimizations in other workspaces during this time.
> Generate orders for next bars is checked. Becktesting
> resolution is unchecked.
>
> I am very perplexed as to what I should do. I suppose
> I could re-start Tradestation 2000i every 15 minutes
> or so. Is anyone else doing this as a workaround to
> this problem? Does anyone have any suggestions?
> Would this same problem occur in Tradestation Pro?
>
> Confused,
> Jack
>
>
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