VirtualBox

Opened 16 years ago

Closed 14 years ago

#1160 closed defect (fixed)

High host CPU usage when running Secunia PSI on Windows guest

Reported by: oudalrich Owned by:
Component: VMM Version: VirtualBox 1.5.4
Keywords: Windows guest, CPU usage Cc:
Guest type: other Host type: other

Description

I use VirtualBox 1.54 on a Ubuntu 7.10 host. When Secunia Personal Software Inspector (PSI) runs on the guest, I get a constant CPU usage of around 75% to 100% on (one core of) the host, but only 2% on the guest. As soon as I end PSI, host CPU usage is down to about 10%. When I run PSI again, the host CPU is back at 75% - 100%.

Change History (2)

comment:1 by oudalrich, 16 years ago

Maybe I should add that I have disabled the tickless timer on my system (nohz=off). Also, it seems that this bug is related to that one.

comment:2 by Frank Mehnert, 14 years ago

Component: otherVMM
Resolution: fixed
Status: newclosed

Please reopen if still relevant with VBox 3.2.8.

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