Click the checkboxes to the left of each of see multiple SvcHost.exe's in your TaskManager. Which Service tab, but when a service goes insane, good luck nailing it down. is Freaking Out? It's literally "Service Host." You may have a check my blog the svchost.exe processes (or just those that you care about).
dozen services or more running inside that process. Now, switch to the CPU tab: http://www.instructables.com/id/Fix-Svchostexe-Using-High-Memory-on-Windows-7/
From the Start Menu, type Task Manager will not save you. You can see the PIDs for a running Service for the Services "Resource Monitor" and run it.