PMA.core 3.0.2

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Cache settings

In the cache settings section the cache strategy of the system can be defined.

The learn more about what kind of data is cached in general, see this page.

Field	Description
Use cache	Indicates whether or not the system caches requested tiles. By default, caching is turned off.
Cache path	The directory where cache files are stored. This is a web application relative path
Retention days	The number of days after which a cache file is automatically erased by the system
Tile cache	Indication of current space consumption of cached tiles
S3 cache	Indication of current space consumption of cached chunks of slides that reside on S3 storage
Total cache size	Accumulated cache space consumption

Operation	Description
Empty cache older than retention days	Erase cache files that haven't been consulted recently
Empty cache for orphan slides	Erases cache files for slides that do not exist anymore
Empty all cache	Erases all cache files
Save	Saves the cache settings