Package: postgresql-11-pgfincore Source: pgfincore Version: 1.3.1-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 78 Depends: postgresql-11, postgresql-11-jit-llvm (>= 15), libc6 (>= 2.33) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-11-pgfincore_1.3.1-2.pgdg22.04+1_amd64.deb Size: 30224 SHA256: 1926dff0f4000c37c0173d9a730b299d8fb88738c99efbc1a26bbb80c05b61b0 SHA1: 502537a95abdc4eedf9d4932a31ee434013f96ed MD5sum: ba8f745a6be199da87c81afcbd324d60 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.