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[amibroker] Re: Vista users and memory



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TJ,

Could you give us more specific?

I tried, but I could not locate where to turn off the DWM.

Brgds/Bill Zheng
--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@xxx> wrote:
>
> Hello,
> 
> Those who run Vista, and striving for memory should turn OFF DWM(
> Desktop Window Manager) a.k.a "Aero" interface.
> BTW: DWM turned off is the *default* setting for Windows Server 2008.
> For good reason.
> 
> Why? Simply because DWM takes tremendous amounts of memory for
> its eye candy. It is quite normal than DWM takes several hundreds of megabytes of RAM
> and the value shown in the Task Manager is only HALF of the memory
> it actually uses. Why? Because it keeps DOUBLE copies of EACH window
> and each bitmap in the system. One copy in system RAM and one copy
> on graphic card memory and copies back and forth.
> 
> Microsoft was well aware of this problem and they addressed it in Windows 7
> which keeps only one copy of graphics and leads to 50% decrease in memory consumption
> by DWM as compared to Vista.
> 
> 
> Best regards,
> Tomasz Janeczko
> amibroker.com
>




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