I try to start tomcat with alfresco (6.0 community) and get:
...
2019-03-12 18:19:47,215 INFO [management.subsystems.ChildApplicationContextFactory] [localhost-startStop-1] Startup of 'ActivitiesFeed' subsystem, ID: [ActivitiesFeed, default] complete
2019-03-12 18:19:47,216 INFO [management.subsystems.ChildApplicationContextFactory] [localhost-startStop-1] Starting 'Replication' subsystem, ID: [Replication, default]
2019-03-12 18:19:47,345 INFO [management.subsystems.ChildApplicationContextFactory] [localhost-startStop-1] Startup of 'Replication' subsystem, ID: [Replication, default] complete
2019-03-12 18:19:51,543 INFO [management.subsystems.ChildApplicationContextFactory] [localhost-startStop-1] Starting 'Messaging' subsystem, ID: [Messaging, default]
What is the Messaging subsystem? I can't find it here (Subsystem categories | Alfresco Documentation )
And what should I do with this problem?