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
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rsyslog-doc/omfile.rst at master · rsyslog/rsyslog-doc · GitHub
Chapter 23. Viewing and Managing Log Files Red Hat Enterprise Linux 7 | Red Hat Customer Portal