only 50% CPU usage for some processes

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From: MAP (anonymous_at_discussions.microsoft.com)
Date: 03/09/04


Date: Tue, 9 Mar 2004 06:00:45 -0800

800MHz Frontside Bus

>-----Original Message-----
>Hello there
>
>I have a strange performance behaviour on my Windows XP
System.
>Pentium 4 CPU 3GHz, 1GB RAM (DDR 400MHz) and 800MHz
Frontside Bus.
>
>Some processes which are normally using 100% CPU usage
on other
>machines, just are using consistently 50% of the CPU on
my machine. I
>don't think that it is a failure of the Taskmanager
display, because I
>can normally continue to work with the computer as for
instance the
>processes would have a lower priority as the others. But
they don't
>have. One of the applications is for instance the Java
Interpreter
>(java.exe or javaw.exe).
>
>Could anybody out there explain me this strange
behaviour and is there
>a limitaton in XP that some processes could not become
100% CPU
>performance ?
>
>Next question is why I do see in the Taskmanager two
CPU's although I
>have only one installed ?
>
>thank you for any helpful suggestions and comments
>regards
>Mark
>.
>



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