id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host 1501,very high cpu utilisation if usb 2.0 is enabled,strangebird,,"After upgrading from VirtualBox 1.5.6 to 1.6.0 on a Mandriva 2007.1 host, I noticed that the cpu utilisation for the VirtualBox process was near 80% when the guest OS (Windows 2000 Professional) was running - although the guest OS showed an utilisation of less than 10%. Before upgrading I was used to an cpu utilisation for the VirtualBox process of less than 15% (guest cpu utilisation + maximum of 5%). Disabling the usb 2.0 option gives again an cpu utilisation of 15%.",defect,closed,USB,VirtualBox 1.6.0,fixed,,,other,other