High CPU usage - my WA

Discussions related to using VirtualBox on Windows hosts.
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jarda.kortus
Posts: 1
Joined: 28. Feb 2009, 22:48

High CPU usage - my WA

Post by jarda.kortus »

Hello,

I'm running UNIX guest on Windows XP host and as many others here I'm facing problem with high CPU load on the windows host when guest OS is idle..

Usually the CPU load on hosting WindowsXP is 20-30%

This WA, I'm going to describe step by step is decreasing the load into cca 4-6% when idle.

1. create dumy virtualmachine (no disk, no CD-ROM, no network, nothing required..)
2. run the dumy virtual machine
3. pause the dumy virtual machine
4. check CPU load
pejub
Posts: 1
Joined: 19. May 2009, 07:43
Primary OS: MS Windows Vista
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Lnux,Win32

Re: High CPU usage - my WA

Post by pejub »

How on earth did you figure this out?

Anyway, this works for me and I'm running VBox 2.2.2 on Vista SP1.

/Per
vbox4me2
Volunteer
Posts: 5218
Joined: 21. Nov 2008, 20:27
Location: Rotterdam
Contact:

Re: High CPU usage - my WA

Post by vbox4me2 »

It is a known issue that running one VM can bump CPU use for no reason, running a second 'dummy' VM solves that cpu issue, though I haven't had this problem with just one VM.
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