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If you have stable reproduction, the best way to deal with this problem is to file a bug for Apple: http://bugreport.apple.com It might take a lot...
I assume you have MacBookPro 5,[123]. If this is true, it's most probably a bug in Apple drivers. We have seen this problem many times, but,...
Could you post a screenshot of guest Windows with Task Manager's "Processes" tab (sorted by CPU usage), please?
The msmpeng.exe (Microsoft Malware Protection) process inside Windows consumes 100% of the CPU. That's what you see in Activity Monitor in Mac...
Please create a Problem Report (Help -> Report a Problem) when you're experiencing high CPU usage and post its ID here. Please make sure both...
There is no report with such ID in our database. Could be you please create a new one and post its ID here. Thanks.
Could you please add 'vm.assert=1' boot flag to your VM (Virtual Machine -> Configure -> Hardware -> Boot Order). Boot the VM and open "Task...
Could you please create a problem report with assert VM: 1) Add vm.assert=1 flag to boot flags of your VM 2) Boot it, make sure it consumes a...
Hi spacewrench, could you please check whether the issue reproduces in Firefox with fresh profile (e.g. no third-party extensions/plugins)?...
1) Could you please post a screenshot of TaskManager when Firefox is running (there is none in original post)? 2) Could you please add...
As you can see on the latest screenshot of Activity Monitor, the CPU usage is actually 14.81% + 1.0% = 15.81%. These 110% that you see for...
As I said before, this is the overhead of virtualization. Each interrupt request costs a lot more CPU time when VM is running. Normally, there are...
Hi skulaksiz, here is the link: http://fe.parallels.com/e37c0c5e7321d8d775131933f7e357f5/trace_intr
Hi Zenkimoto, thanks for the logs. From these logs I can see that you have *a lot* of interrupt requests (about 550000 per second) on interrupt...
Zenkimoto, here is the updated link: http://fe.parallels.com/3328e227e58d7b05643d02107bbab1ef/trace_intr Please note it will expire in 30 days....
Zenkimoto, from these problem reports I can see that you are experiencing interrupt storm (e.g. your hardware sends a lot of interrupt requests...
Hello Mudito, from your Problem Report I see that the system is almost idle: CPU usage: 2.20% user, 2.90% sys, 94.88% idle These values...
Please generate a problem report ("Help > Report a Problem") when CPU usage is high and post its ID here.