How To The cache needs to be deleted on your console.
If your games are lagging, you may need to clear your hard drive cache.Your console will run faster and complete disk ops quicker if you clear the cache.
Step 1: It's time to turn on your console.
Step 2: Go to the system tab and select the storage devices option.
Step 3: It's a good idea to highlight the hard drive or memory unit option.
Step 4: For "Device options", press Y.
Step 5: Select "clear system cache".
This will perform maintenance on your storage device.Do you want to continue?
Step 6: "Yes" can be selected.
Step 7: It's time to restart your console.
Your hard drive cache has been cleared and you should be able to play certain games with better game-play.