error during parsing file /etc/rsyslog.d/my.conf, on or before line 25: parameter 'filegroup': ID for group gcaabggrp could not be found · Issue #4428 · rsyslog/rsyslog · GitHub
Configure Rsyslog system logging on Rocky Linux 8|AlmaLinux 8 - TechViewLeo
rsyslog で ログを受信する設定 - それマグで!
Application Logging in the 21st century - 2014.key