Where is alert log when diagnostic_dest is not writable

The defaults By default, the parameters look like this. Even though they're deprecated: [oracle@ol9-19-dg1/cdb1 ~]# sqlplus / as sysdba SQL*Plus: Release 19.0.0.0.0 - Production on Thu Apr 3 16:20:30 2025 Version 19.22.0.0.0 Copyright (c) 1982, 202...