I'm having the same issue on a clean install of Ubuntu server 13.10 :
# grep startpar /var/log/boot.log
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
I'm having the same issue on a clean install of Ubuntu server 13.10 :
# grep startpar /var/log/boot.log
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]
* Starting startpar bridge for notification of upstart job start/stop [ OK ]
* Stopping startpar bridge for notification of upstart job start/stop [ OK ]