El día domingo, abril 25, 2021 a las 01:54:49p. m. +0200, Matthias Apitz escribió: ... > # select * from pg_stat_activity where client_port = 52288; > > datid | datname | pid | leader_pid | usesysid | usename | application_name | client_addr | client_hostname | client_port | backend_start | xact_start | query_start | state_change | wait_event_type | wait_event | state | backend_xid | backend_xmin | query | backend_type > --------+---------+-------+------------+----------+---------+---------------------------------+-------------+-----------------+-------------+---------------------------------+---------------------------------+---------------------------------+---------------------------------+-----------------+------------+---------------------+-------------+--------------+---------------------+---------------- > 951941 | sisis | 31894 | | 16384 | sisis | SunRise DBCALL V7.2 (pid=31864) | 127.0.0.1 | | 52288 | 25.04.2021 10:57:15.922137 CEST | 25.04.2021 10:57:15.968081 CEST | 25.04.2021 10:57:16.051256 CEST | 25.04.2021 10:57:16.051273 CEST | Client | ClientRead | idle in transaction | 18314796 | 18314796 | fetch per_kette_seq | client backend Having solved this issue, one last question: Is there any good way for a C-written or ESQL/C-written client to get the local port number or even the PID of the PostgreSQL server process on the other end of the connection for logging/tracing purpose? Thanks matthias -- Matthias Apitz, ✉ guru@xxxxxxxxxxx, http://www.unixarea.de/ +49-176-38902045 Public GnuPG key: http://www.unixarea.de/key.pub ¡Con Cuba no te metas! «» Don't mess with Cuba! «» Leg Dich nicht mit Kuba an! http://www.cubadebate.cu/noticias/2020/12/25/en-video-con-cuba-no-te-metas/