Package: postgresql-11-pgfincore Source: pgfincore Version: 1.2.4-2.pgdg18.04+1 Architecture: i386 Maintainer: Debian PostgreSQL Maintainers Installed-Size: 79 Depends: libc6 (>= 2.4), postgresql-11 Homepage: http://villemain.org/projects/pgfincore Priority: optional Section: database Filename: pool/main/p/pgfincore/postgresql-11-pgfincore_1.2.4-2.pgdg18.04+1_i386.deb Size: 30052 SHA256: 61d99ffb2f1a2beb17f7ec179335e4d1acf297675089609efe8e841fb6637fa2 SHA1: f278ddd12e4d41854cea99429436464698ccc3c7 MD5sum: c3e565cfb56fa4d5e65ec1819cd41a04 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.