tldr/pages/linux/fincore.md

fincore

Display how much cache memory a file is taking. See also: fadvise. More information: https://manned.org/fincore.

• Display cache details for a file:

fincore {{path/to/file}}

• Display all possible data columns:

fincore --output-all {{path/to/file}}

• Display help:

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