Download Process Explorer (freeware from Microsoft) and further information:
https://technet.microsoft.com/en-gb/sysinternals/bb896653
Open Process Explorer and click View on the menu bar. From the drop down menu click Select Columns and then the Process Image tab. Check the boxes before
Description, Image Path, Image Type, and Command Line. I suggest you also click on two other options on the View dropdown menu, namely Show Processes from All Users and
Show Fractional CPU.
Place the cursor on the svchost process generating the CPU activity, right click, select Properties and the Service. You can
Stop and Restart any service from that window by placing the cursor on the service and clicking the appropriate button. You can see what impact it has on CPU usage. Before stopping any service read the summary describing the
service so that you have a better understanding of the implications of stopping the service.
Place the cursor on the svchost process showing the high CPU activity, right click and select
Properties. Click the Services tab and you will see a list of services that use the process. The image below shows the services for command line C:\Windows\system32\
svchost.exe -k netsvcs. The
command line is displayed as a column in the main Process Explorer window if it has been selected as a View option but if you click the Image tab for the selected process it is also detailed there. The services numbered
,,
and relate to Windows Update. I cannot tell if these
are causing the activity you complain about but they will regularly generate activity through this process.
You can
Stop and Restart any service from that window by placing the cursor on the service and clicking the appropriate button. You can see what impact it has on CPU usage. Before stopping any service read the summary describing the
service so that you have a better understanding of the implications of stopping the service.