Here, the context switching is so fast that the user feels that the CPU is executing more than one task at the same time. The disadvantage of Context Switching. The disadvantage of context switching is that it requires some time for context switching i.e. The context switching time. Restart, log off or restart Explorer as given here to take effect and it’ll disable the new Action Center UI. If you want to restore new UI, change value of UseActionCenterExperience DWORD to 1 again. Also Check: Windows 10 Tip Restore Classic Context Menu in Explorer and Desktop Tip Get Rid of Dark Context Menu in Windows 10 Taskbar; 10.
The scheduler maintains a queue of executable threads for each priority level. These are known as ready threads. When a processor becomes available, the system performs a context switch. The steps in a context switch are:
The following classes of threads are not ready threads.
Until threads that are suspended or blocked become ready to run, the scheduler does not allocate any processor time to them, regardless of their priority.
The most common reasons for a context switch are:
When a running thread needs to wait, it relinquishes the remainder of its time slice.