file user-session.target
user-session.target: ASCII text
[root@localhost user]# cat user-session.target
# user-session.target - a virtual target for the Mobile UI
# Any services belonging to this target group shoud define
# After=pre-user-session.target

[Unit]
Description=User session
After=pre-user-session.target
Requires=pre-user-session.target
AllowIsolate=yes
[root@localhost user]# ls user-session.target.wants/
booster-generic.service           booster-qtquick2.service  mcompositor.service     pulseaudio.service         voicecall-ui-prestart.service
booster-qml.service               commhistoryd.service      messageserver5.service  tone-generator.service
booster-qt4.service               connectionagent.service   msyncd.service          tracker-miner-fs.service
booster-qt5.service               lipstick.service          mthemedaemon.service    tracker-store.service
booster-qtcomponents-qt5.service  maliit-server.service     ngfd.service            voicecall-manager.service