tldr/pages/linux/fadvise.md

fadvise

Control Linux file caching behavior. See also: fincore. More information: https://manned.org/fadvise.

• Preload a file or directory into cache:

fadvise {{[-a|--advice]}} willneeded {{path/to/file_or_directory}}

• Suggest dropping a file from cache:

fadvise {{path/to/file}}

• Display help:

fadvise {{[-h|--help]}}