Package: postgresql-12-pgfincore Source: pgfincore Version: 1.3.1-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 79 Depends: postgresql-12, postgresql-12-jit-llvm (>= 15), libc6 (>= 2.33) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-12-pgfincore_1.3.1-2.pgdg22.04+1_amd64.deb Size: 31160 SHA256: d51e6ad349a5d98d117ba4c55cea9e8decdaee90d1385aec313656916a3e435d SHA1: 4fcdbb5354e9d1c6d42edca821f37e0d87beed17 MD5sum: afc66af144e334599b6dd7f250f9d695 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.