Package: postgresql-13-pgfincore Source: pgfincore Version: 1.3.1-3.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 80 Depends: postgresql-13, libc6 (>= 2.33) Breaks: postgresql-13-jit-llvm (<< 15) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-13-pgfincore_1.3.1-3.pgdg22.04+1_amd64.deb Size: 31832 SHA256: a7a4b3ca69b984afbfcc7f3a73d7843f979082d8090b1c0c2cab653c0adc7ed8 SHA1: 4ffc5bc0c44d036d86071c437ac1829abc546368 MD5sum: c80edd20170d04357018900e63877ba7 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.