---- postgresql-12.0/src/backend/utils/misc/postgresql.conf.sample 2019-09-30 22:06:55.000000000 +0200
-+++ postgresql-12.0/src/backend/utils/misc/postgresql.conf.sample 2019-10-07 21:05:24.551000000 +0200
-@@ -416,23 +416,23 @@
+--- postgresql-13.1/src/backend/utils/misc/postgresql.conf.sample 2020-11-09 23:24:30.000000000 +0100
++++ postgresql-13.1/src/backend/utils/misc/postgresql.conf.sample 2020-12-03 20:55:41.832778786 +0100
+@@ -422,23 +422,23 @@
# - Where to Log -
+log_directory = '/var/log/postgresql' # directory where log files are written,
# can be absolute or relative to PGDATA
-#log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log' # log file name pattern,
-+log_filename = 'postgresql-12.log' # log file name pattern,
++log_filename = 'postgresql-13.log' # log file name pattern,
# can include strftime() escapes
-#log_file_mode = 0600 # creation mode for log files,
+log_file_mode = 0640 # creation mode for log files,
# begin with 0 to use octal notation
#log_truncate_on_rotation = off # If on, an existing log file with the
# same name as the new log file will be
-@@ -442,16 +442,16 @@
+@@ -448,16 +448,16 @@
# or size-driven rotation. Default is
# off, meaning append to existing files
# in all cases.
-#syslog_ident = 'postgres'
-#syslog_sequence_numbers = on
+syslog_facility = 'LOCAL0'
-+syslog_ident = 'postgresql-12'
++syslog_ident = 'postgresql-13'
+syslog_sequence_numbers = on
#syslog_split_messages = on
# This is only relevant when logging to eventlog (win32):
-@@ -504,12 +504,12 @@
+@@ -521,12 +521,12 @@
#debug_print_plan = off
#debug_pretty_print = on
#log_checkpoints = off