Package: postgresql-11-pgfincore Source: pgfincore Version: 1.3.1-3.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 78 Depends: postgresql-11, libc6 (>= 2.33) Breaks: postgresql-11-jit-llvm (<< 15) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-11-pgfincore_1.3.1-3.pgdg22.04+1_amd64.deb Size: 30356 SHA256: 8f30a8611938fff6e61d3f9e17ed99fdf23ad6fc7a852e71a057794a7873a7e1 SHA1: 0a712295e84b6bf0a79fd60db343b3469215a9de MD5sum: d34be651797241cc23258906250656ad Description: set of PostgreSQL functions to manage blocks in memory Those functions let you know which and how many disk block from a relation are in the page cache of the operating system, and eventually write the result to a file. Then using this file, it is possible to restore the page cache state for each block of the relation.