ident_file is a configuration parameter specifying the location of the main
ident_file was added in PostgreSQL 8.0.
pg_ident.conf file is placed by
initdb in the generated data directory and unless explictly set,
ident_file points to this file.
If the file pointed to by
ident_file does not exist or cannot be read, a
LOG message will be emitted at startup.
The default value for
Log output when
ident_file points to a non-existent file:
[2022-08-22 09:09:16 UTC] LOG: 00000: listening on Unix socket "/tmp/.s.PGSQL.5432" [2022-08-22 09:09:16 UTC] LOG: 58P01: could not open usermap file "/var/lib/pgsql/ident.conf": No such file or directory [2022-08-22 09:09:16 UTC] LOG: 00000: database system was shut down at 2022-08-22 09:09:16 UTC [2022-08-22 09:09:16 UTC] LOG: 00000: database system is ready to accept connections