The regular use of disks by Avast can cause your anti-virus program to slow down. The antivirus program must run a number of real-time processes including qualification http://www.antivirushome.net/avast-using-100-disk-how-to-solve-this-problem/ scanning, laptop or computer system deciphering and PC cleaning that takes a lot of memory and CPU power. This can cause various security issues and can also affect the efficiency of a computer. There are a lot of solutions to the issue such as looking for viruses, resetting virtual memory space and accomplishing a clean boot.
Uninstall any unwanted components or add-ons to solve the issue of avast continuously using up disk. This can be accomplished by pressing the menu button within the Avast interface. Click on the “Protection tab” after selecting “Settings”. Then scroll down and select the “Core Shields” option. After you’ve done that, close Avast and verify if the problem has been fixed.
Another option to solve the issue is to alter the scan frequency. This will turn off background monitoring and checking, and limit them to only happening every now and then. This could result in security issues, but it will certainly reduce avast’s high utilization of CPU.
You can also remove the behavior shield to resolve the memory issue. You can do this by pressing the Ctrl + Shift + Esc keys to open Task Manager and then clicking on the Startup apps tab. After you’ve done that select the Avast application and click the Disable button.