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What were TJ's observations on multi-threading overhead?
--- In amibroker@xxxxxxxxxxxxxxx, "joelamibroker" <joelamibroker@xxx>
wrote:
>
> Hi,
>
> Tomasz has posted some interesting observations on multi-threading
> with Amibroker. It would appear that the overhead may not be worth
> it! Getting a fast single-threading CPU may be a better way forward.
>
> My optimisations require about 80Mb of system memory (according to
> Task Manager). I test about 2500 bars of data over 200-500 different
> stocks at one time. I wonder if anyone can help with the following
> questions:
>
> 1. Would Amibroker run faster optimisations if the CPU contains more
> L2 cache .. eg. 4Mb instead of 2Mb cache? One feature of the latest
> Xeon chips is the ability to allocate entire 4Mb L2 cache to 1 core (I
> guess this would be useful).
>
> 2. Would faster, lower latency RAM would have a significant effect?
>
> 3. The fastest RAM I can easily get hold of is 1066Mhz, so would I be
> correct in thinking that it is NOT worth getting a chip with a 1333Mhz
> system bus, and opting for a 1066MHz system bus instead?
>
>
> Joel
>
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