status

dmeventd.socket - Device-mapper event daemon FIFOs
	  Loaded: loaded (/usr/lib/systemd/system/dmeventd.socket; static)
	  Active: active (listening) since Fri, 2012-11-09 08:52:59 CET; 1min 0s ago
	    Docs: man:dmeventd(8)
	  CGroup: name=systemd:/system/dmeventd.socket

Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.

dmeventd.service - Device-mapper event daemon
	  Loaded: loaded (/usr/lib/systemd/system/dmeventd.service; static)
	  Active: inactive (dead)
	    Docs: man:dmeventd(8)
	  CGroup: name=systemd:/system/dmeventd.service

Nov 08 21:03:48 gauss lvm[747]: There are still devices being monitored.
Nov 08 21:03:48 gauss lvm[747]: Refusing to exit.
Nov 08 21:05:51 gauss systemd[1]: Starting Device-mapper event daemon...
Nov 08 21:05:51 gauss dmeventd[681]: dmeventd ready for processing.
Nov 08 21:05:51 gauss systemd[1]: Started Device-mapper event daemon.
Nov 08 21:05:51 gauss lvm[681]: Monitoring snapshot lvm-sage--fs
Nov 08 21:05:51 gauss lvm[681]: Monitoring snapshot lvm-test
Nov 09 08:50:16 gauss systemd[1]: Stopping Device-mapper event daemon...
Nov 09 08:50:16 gauss lvm[681]: There are still devices being monitored.
Nov 09 08:50:16 gauss lvm[681]: Refusing to exit.