I'm not sure I understand the question. Not the way you put it, anyway. In the scenario you describe, there should be no CPU 'slowdown' at all, since the CPU isn't being used completely.
Maybe you're having some trouble with a specific program? On Jan 30, 2008 8:04 PM, Robert <[EMAIL PROTECTED]> wrote: > Here is a curiosity question about CPU usage in Windows XP -- not > important, just wondering. This question shows my ignorance of the > computer. > > I notice that the computer execution speed seems independent of the CPU > usage. For example, suppose that two processes are running > simultaneously, with one normally taking up 50% of CPU speed as shown by > Task Manager if running alone, the other normally taking up 20% of CPU > if running alone. Thus, 80% of processor speed is in use, leaving 20% > idle. Both use disk access but not excessively. But it seems that both > programs are slowed down quite a bit -- one would think that there would > be little slowdown (allowing for some disk & RAM reads/writes). > > Why is there such a great slowdown on execution time that, I think, > can't be explained by the disk bottleneck? ************************************************************************ * ==> QUICK LIST-COMMAND REFERENCE - Put the following commands in <== * ==> the body of an email & send 'em to: [EMAIL PROTECTED] <== * Join the list: SUBSCRIBE COMPUTERGUYS-L Your Name * Too much mail? Try Daily Digests command: SET COMPUTERGUYS-L DIGEST * Tired of the List? Unsubscribe command: SIGNOFF COMPUTERGUYS-L * New address? From OLD address send: CHANGE COMPUTERGUYS-L YourNewAddress * Need more help? Send mail to: [EMAIL PROTECTED] ************************************************************************ * List archive from 1/1/2000 is on the MARC http://marc.info/?l=computerguys-l * List archive at www.mail-archive.com/[email protected]/ * RSS at www.mail-archive.com/[email protected]/maillist.xml * Messages bearing the header "X-No-Archive: yes" will not be archived ************************************************************************
