Rudder

When I install rudder-server on Debian 11 I see some weird logs:

Success. You can now start the database server using:

    pg_ctlcluster 13 main start

Ver Cluster Port Status Owner    Data directory              Log file
13  main    5432 down   postgres /var/lib/postgresql/13/main /var/log/postgresql/postgresql-13-main.log

root@server:~# cat /var/log/postgresql/postgresql-13-main.log
2024-03-05 10:18:42.281 UTC [6635] LOG:  starting PostgreSQL 13.14 (Debian 13.14-0+deb11u1) on x86_64-pc-linux-gnu, compiled by gcc (Debian 10.2.1-6) 10.2.1 20210110, 64-bit
2024-03-05 10:18:42.281 UTC [6635] LOG:  listening on IPv6 address "::1", port 5432
2024-03-05 10:18:42.281 UTC [6635] LOG:  listening on IPv4 address "127.0.0.1", port 5432
2024-03-05 10:18:42.282 UTC [6635] LOG:  listening on Unix socket "/var/run/postgresql/.s.PGSQL.5432" 
2024-03-05 10:18:42.284 UTC [6636] LOG:  database system was shut down at 2024-03-05 10:18:41 UTC
2024-03-05 10:18:42.286 UTC [6635] LOG:  database system is ready to accept connections
2024-03-05 10:19:07.711 UTC [6635] LOG:  received SIGHUP, reloading configuration files
2024-03-05 10:20:01.447 UTC [13270] rudder@rudder LOG:  could not receive data from client: Connection reset by peer
2024-03-05 10:20:01.447 UTC [13269] rudder@rudder LOG:  could not receive data from client: Connection reset by peer
2024-03-05 10:20:01.447 UTC [13267] rudder@rudder LOG:  could not receive data from client: Connection reset by peer
2024-03-05 10:20:01.451 UTC [13266] rudder@rudder LOG:  could not receive data from client: Connection reset by peer
2024-03-05 10:20:01.452 UTC [13265] rudder@rudder LOG:  could not receive data from client: Connection reset by peer