change: logging to file instead of to syslog

templates/filebeat.yml.j2

@@ -4,6 +4,11 @@ filebeat.config.modules:
   reload.enabled: false
 
 # ================================== General ===================================
+logging:
+  level: info
+  to_files: true
+  to_syslog: false
+
 fields_under_root: true
 
 {% if inventory_hostname in groups.docker | default([]) %}