Author: Christophe Theron
Date: 09:18:04 07/04/02
Go up one level in this thread
On July 03, 2002 at 18:56:08, Dan Andersson wrote:
>There are many ways. *If* the OS is badly written. The case here seems to be
>that the unadapted OS either triggers an interrupt fairly often and/or uses
>instructions that suddenly became hideously expensive in the new CPU. Think,
>running shoe that suddenly fits because the sole has popped loose.
>
>MvH Dan Andersson
No it's not the problem here.
I think the problem is that to run at the maximum speed the application or the
OS has to ask the processor to do it, and has to ask repeatedly or else the
processor goes back to low speed (=low power consumption).
Christophe
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