enabled

true

Select this option, if not already selected. 

cachedir

install-root/instance-directory/cache

Specifies the directory for caching. 

cachecapacity

2000 Mbytes 

The cache capacity should be set equal to or greater than the cache size. Setting the capacity larger than the cache size can be helpful if you know that you plan to increase the cache size later, such as by adding an external disk.