Package: postgresql-15-pgfincore Source: pgfincore Version: 1.3.1-2.pgdg22.04+1 Architecture: amd64 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 80 Depends: postgresql-15, postgresql-15-jit-llvm (>= 15), libc6 (>= 2.33) Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-15-pgfincore_1.3.1-2.pgdg22.04+1_amd64.deb Size: 31904 SHA256: 742cc42f34ae8927ff668771ecc7f60e23749e42afd6fcaae6fb0a35b2220c34 SHA1: 3cb10590570f871e816c57f52cf889e1422bfb96 MD5sum: a658b31a8c742e03dc3e93574f387a8a 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.