On Wed, 2021-03-17 at 15:26 +0200, Andrus wrote: > > I think what it would be most helpful to run "process monitor", so that you get > > a log of the system calls and errors; perhaps that shows some details that > > we cannot get from the error message. > > > > Process monitor shows huge number of DELETE PENDING results from CreateFile operation: > > 15:22:35,1708187 postgres.exe 11800 CreateFile C:\Program Files\PostgreSQL\13\data\pg_wal\00000001000000110000003B DELETE PENDING Desired Access: Read Attributes, Delete, > Synchronize, Disposition: Open, Options: Synchronous IO Non-Alert, Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a > 15:22:35,2713856 postgres.exe 11800 CreateFile C:\Program Files\PostgreSQL\13\data\pg_wal\00000001000000110000003B DELETE PENDING Desired Access: Read Attributes, Delete, > Synchronize, Disposition: Open, Options: Synchronous IO Non-Alert, Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a > > 15:22:35,3719483 postgres.exe 11800 CreateFile C:\Program Files\PostgreSQL\13\data\pg_wal\00000001000000110000003B DELETE PENDING Desired Access: Read Attributes, Delete, > Synchronize, Disposition: Open, Options: Synchronous IO Non-Alert, Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a > > 15:22:35,4723624 postgres.exe 11800 CreateFile C:\Program Files\PostgreSQL\13\data\pg_wal\00000001000000110000003B DELETE PENDING Desired Access: Read Attributes, Delete, > Synchronize, Disposition: Open, Options: Synchronous IO Non-Alert, Open Reparse Point, Attributes: n/a, ShareMode: Read, Write, Delete, AllocationSize: n/a Doesn't look like these are error messages. There should be error messages that correspond to the error messages you see in the PostgreSQL log. Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com