Package: postgresql-10-pgfincore Source: pgfincore Version: 1.3.1-2.pgdg20.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 52 Depends: postgresql-10, libc6 (>= 2.4) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-10-pgfincore_1.3.1-2.pgdg20.04+1_amd64.deb Size: 14172 SHA256: 9a511868d23d1e425918b2335e3c011d191132ef4e83a0936679297cc3c175bd SHA1: 8ba4b2e0506a716edbc3b7e99a77d273922783d7 MD5sum: 60621407800a08fbd9ebcfaeda0caee4 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.