Andrus schrieb am 05.03.2021 um 18:36: > Hi! > >>Windows? Don't let anti-virus software mess with the data directory. > > Windows default Windows Defender is active. I excluded data, pg_wal folders and postgres process: > > > Then turned real-time protection off: > > Problem persists. New entry is written after every 10 seconds. > > pg_wal also contains files with .deleted extension like > > 0000000100000005000000B2.deleted > > Andrus. > > The data directory should not be stored in "C:\Program File"s on Windows. I wouldn't be surprised if "Program Files" has some additional security settings that come into play here. %ProgramData% is a better location for the data directory. Thomas