PostgreSQL logs

/var/log/postgresql

Configuration

 show log_destination ;
 log_destination 
-----------------
 stderr
(1 row)



show syslog_facility ;
 syslog_facility 
-----------------
 local0
(1 row)



show syslog_ident ;
 syslog_ident 
--------------
 postgres
(1 row)

Messages

ERROR:  duplicate key value violates unique constraint "YOUR_TEXT_HERE"
LOG:  autovacuum: found orphan temp table "TABLENAME"."duplicate_file_name$" in database "DATABASE_NAME"

LOG:  all server processes terminated; reinitializing
LOG:  database system was interrupted; last known up at 2020-04-15 09:03:50 UTC
LOG:  database system was not properly shut down; automatic recovery in progress
LOG:  redo starts at 5/50DC63D0
LOG:  invalid record length at 5/50EC7A60
LOG:  redo done at 5/50EC7A28
LOG:  last completed transaction was at log time 2020-04-15 09:07:19.636273+00
LOG:  MultiXact member wraparound protections are now enabled
LOG:  database system is ready to accept connections

ERROR:  could not extend file "base/16385/t17_174219": No space left on device

WARNING:  terminating connection because of crash of another server process
DETAIL:  The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory.
HINT:  In a moment you should be able to reconnect to the database and repeat your command.

See also

• PostgreSQL: pg_dump, pg_restore, pgAdmin, pg_config, psql, pg_ctl, pg_isready, initdb, Role, Schema, DBeaver, Navicat, DataGrip, OmniDB, Adminer, docker-compose.xml PostgreSQL, PostgreSQL version, PostgreSQL logs, postgresql.conf, pg_hba.conf, $HOME/.pg_service.conf, Create database (PostgreSQL), Create user, createdb, GRANT, pg_stat, PostgreSQL VACUUM, EXPLAIN, pg stat activity, Autovacuum, ALTER DATABASE, PostgreSQL statistics collector, Shared buffers, EXPLAIN (PostgreSQL), EXPLAIN ANALYZE, Bitmap scan, EXPLAIN VERBOSE, EXPLAIN VERBOSE (PostgresSQL), WAL, ALTER USER, CREATE ROLE, CREATE USER, \du, show users, \l, The Statistics Collector, pganalyze, cron.schedule, Master, pg_tables, PostgreSQL replication, CREATE, SET, TOAST, PgBouncer, Restore DB, Index, meta-commands, Table, foreign table, Schema, Sequence, Views, materialized view, Table Partitioning, monitoring, PostgreSQL System Administration Functions, PostgreSQL extension, privileges, logging, PGTune, PostgreSQL parameter tunning, PostgreSQL modules, pgbench, PostgreSQL users