Ever had that sinking feeling when you see your server’s disk space slowly vanishing? You investigate, and the trail leads you to a directory named pg_wal, filled with countless files. If this sounds familiar, you’re in the right place. Before we dive in, let’s quickly talk about what these WAL files are. WAL stands for … The post Why Is PostgreSQL Not Deleting WAL Files? A Friendly Guide appeared first on howtouselinux.