Windows 7 virtual machine consumes CPU resources in excess.
In Activity Monitor (Finder > Applications > Utilities > Activity Monitor.app) there is similar CPU consumption:
In Windows Task Manager there is Wmpnetwk.exe process takes a lot of CPU:
Windows Media Player Network Sharing Service doesn't work correctly.
Go to Start menu > Enter services.msc > hit Return/Enter
Right-Click on Windows Media Player Network Sharing Service > Properties
- Restart your virtual machine