Cache thrash is caused by an ongoing computer activity that fails to progress due to excessive use of resources or conflicts in the caching system. A key sign of cache thrashing is high CPU usage or a system that seems to be running very slowly. ... In this case, thrashing can be occurring even if there are no page faults.
What is thrashing and its causes?
Thrashing is caused by under allocation of the minimum number of pages required by a process, forcing it to continuously page fault. The system can detect thrashing by evaluating the level of CPU utilization as compared to the level of multiprogramming. It can be eliminated by reducing the level of multiprogramming. '
What is thrashing How do you resolve this problem?
To resolve hard drive thrashing, you can do any of the suggestions below.
- Increase the amount of RAM in the computer.
- Decrease the number of programs being run on the computer.
- Adjust the size of the swap file.
