Data checksums allow the PostgreSQL database server to identify I/O failures when reading data from storage. The checksums stored in the page header of each data page are compared to the computed checksum of the read data.

Python wrapper around the ``reflink`` system calls.

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.

This package contains a terminal string styling done right in Python.

The libpcp-mmv package contains the runtime environment required by an application that utilises Memory Mapped Value instrumentation to export runtime instrumentation into the Performance Co-Pilot infrastructure.

The libpcp-web package contains the runtime environment required by a PMDA to parse and extract metric data from a JSON file.