[amibroker] Re: Dual processor - will it help?

["jgibb1us" <jgibb1@xxxxxxxxxxxxx>]

Hi TJ,

Is that 90/10% just for optimizing or does it apply to, say, 
backtesting?

And is there any way, on a single-CPU system running XP Home, to 
increase that 10%?

thanks

-john--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" 
<amibroker@xxxx> wrote:
> Hello,
> 
> Yes certainly dual machine has much better responsivity,
> but even single CPU machine is not locked up during optimizing
> (the AmiBroker tries to consume no more than about 90% of (single) 
CPU time
> during optimizations, so 10% is left for the other tasks )
>   
> Hope this helps.
> 
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message ----- 
> From: "xoted" <xoted@xxxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Sunday, November 23, 2003 3:12 AM
> Subject: [amibroker] Re: Dual processor - will it help?
> 
> 
> > May I infer that I will be able to seamlessly surf the web or do 
> > other work with a dual processor that I wouldn't be able to if 
the 
> > single processor was locked up optimizing/backtesting.
> > 
> > 
> > --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" 
<amibroker@xxxx> 
> > wrote:
> > > Short answer is that you will not gain 2x speed with dual 
processor
> > > unless you run TWO backtests in TWO instances of AmiBroker 
running
> > > in parallel.
> > > 
> > > Best regards,
> > > Tomasz Janeczko
> > > amibroker.com
> > > ----- Original Message ----- 
> > > From: "giggollo99" <giggollo@xxxx>
> > > To: <amibroker@xxxxxxxxxxxxxxx>
> > > Sent: Saturday, November 22, 2003 8:32 PM
> > > Subject: [amibroker] Dual processor - will it help?
> > > 
> > > 
> > > > I am considering buying a dual-processor CPU system to help 
> > reduce 
> > > > the wait time for backtests among other things. On 
> > tomshardware.com  
> > > > (http://www6.tomshardware.com/cpu/200203131/dual-10.html) it 
says:
> > > > 
> > > > "This comparison between the two workstation platforms from 
AMD 
> > and 
> > > > Intel clearly shows that dual operation does not necessarily 
mean 
> > > > increased speed for all applications. Rather, you need 
software 
> > that 
> > > > has been specially adapted to multiprocessor operation, so 
that 
> > the 
> > > > load is equally distributed between the two CPUs."
> > > > 
> > > > Can anyone shed some light on whether Amibroker is able to 
take 
> > full 
> > > > advantage of a dual-processor system and perhaps reduce the 
wait 
> > > > time for backtests/explorations considerably (ideally reduce 
it 
> > by 
> > > > 50%) ?
> > > > 
> > > > Thanks
> > > > g
> > > > 
> > > > 
> > > > 
> > > > Send BUG REPORTS to bugs@xxxx
> > > > Send SUGGESTIONS to suggest@xxxx
> > > > -----------------------------------------
> > > > Post AmiQuote-related messages ONLY to: 
amiquote@xxxxxxxxxxxxxxx 
> > > > (Web page: http://groups.yahoo.com/group/amiquote/messages/)
> > > > --------------------------------------------
> > > > Check group FAQ at: 
> > http://groups.yahoo.com/group/amibroker/files/groupfaq.html 
> > > > 
> > > > Your use of Yahoo! Groups is subject to 
> > http://docs.yahoo.com/info/terms/ 
> > > > 
> > > > 
> > > >
> > 
> > 
> > 
> > Send BUG REPORTS to bugs@xxxx
> > Send SUGGESTIONS to suggest@xxxx
> > -----------------------------------------
> > Post AmiQuote-related messages ONLY to: amiquote@xxxxxxxxxxxxxxx 
> > (Web page: http://groups.yahoo.com/group/amiquote/messages/)
> > --------------------------------------------
> > Check group FAQ at: 
http://groups.yahoo.com/group/amibroker/files/groupfaq.html 
> > 
> > Your use of Yahoo! Groups is subject to 
http://docs.yahoo.com/info/terms/ 
> > 
> > 
> >


------------------------ Yahoo! Groups Sponsor ---------------------~-->
Buy Ink Cartridges or Refill Kits for your HP, Epson, Canon or Lexmark
Printer at MyInks.com. Free s/h on orders $50 or more to the US & Canada.
http://www.c1tracking.com/l.asp?cid=5511
http://us.click.yahoo.com/mOAaAA/3exGAA/qnsNAA/GHeqlB/TM
---------------------------------------------------------------------~->

Send BUG REPORTS to bugs@xxxxxxxxxxxxx
Send SUGGESTIONS to suggest@xxxxxxxxxxxxx
-----------------------------------------
Post AmiQuote-related messages ONLY to: amiquote@xxxxxxxxxxxxxxx 
(Web page: http://groups.yahoo.com/group/amiquote/messages/)
--------------------------------------------
Check group FAQ at: http://groups.yahoo.com/group/amibroker/files/groupfaq.html 

Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/