Source: pgfincore Section: database Priority: optional Maintainer: Debian PostgreSQL Maintainers Uploaders: Cédric Villemain , Dimitri Fontaine , Christoph Berg , Build-Depends: architecture-is-64-bit , debhelper-compat (= 13), postgresql-all , postgresql-server-dev-all, Standards-Version: 4.7.0 Rules-Requires-Root: no Vcs-Git: git://git.postgresql.org/git/pgfincore.git Vcs-Browser: http://git.postgresql.org/gitweb/?p=pgfincore.git Homepage: http://villemain.org/projects/pgfincore Package: postgresql-17-pgfincore Architecture: any Depends: ${misc:Depends}, ${postgresql:Depends}, ${shlibs:Depends}, 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.