Translations:Manual:File cache/22/en

Some cases are not yet handled properly, which probably includes: Also see: Manual:$wgInvalidateCacheOnLocalSettingsChange
 * browser 'reload' or 'refresh' (just reloads same cached page without updates)
 * output variables from extensions such as Extension:DynamicPageList disable filecache for those pages to avoid stale data. Those that don't will return stale data even on browser refresh.
 * certain long error messages may be cached indefinitely as if they were valid page content; only ?action=purge will remove these from the file cache once stored. A minimum output size threshold is used to avoid caching most errors, like fatal PHP errors.