Package: postgresql-13-pgfincore Source: pgfincore Version: 1.3.1-1.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 80 Depends: libc6 (>= 2.33), postgresql-13, postgresql-13-jit-llvm (>= 14) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-13-pgfincore_1.3.1-1.pgdg22.04+1_amd64.deb Size: 31512 SHA256: c3398f69602092fc4e6550ca54993a559fe269f9f3bba497b787be9ed8c65a1e SHA1: c57902dcc563b9ad79ad838f7f9ead809d99eafb MD5sum: 1d236c93462f777de50d802ad034154f 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.