The test ensures that all the WAL on the publisher is sent to the subscriber before shutdown by comparing the confirmed_flush_lsn of the associated slot with the shutdown_checkpoint WAL location. But if the shutdown_checkpoint location falls into a new page in the WAL then the check won't work. So, ensure that the shutdown_checkpoint WAL record doesn't fall into a new page. Reported-by: Bharath Rupireddy Author: Bharath Rupireddy Reviewed-by: Vignesh C, Kuroda Hayato, Amit Kapila Discussion: https://postgr.es/m/CALj2ACVLzH5CN-h9=S26mdRHPuJ9yDLUw70yh4JOiPw03WL0CQ@mail.gmail.com
PostgreSQL Database Management System
This directory contains the source code distribution of the PostgreSQL database management system.
PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.
Copyright and license information can be found in the file COPYRIGHT.
General documentation about this version of PostgreSQL can be found at:
https://www.postgresql.org/docs/devel/
In particular, information about building PostgreSQL from the source
code can be found at:
https://www.postgresql.org/docs/devel/installation.html
The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.