1service update_engine /system/bin/update_engine --logtostderr --logtofile --foreground
2    class late_start
3    user root
4    group root system wakelock inet cache media_rw
5    writepid /dev/cpuset/system-background/tasks /dev/blkio/background/tasks
6    disabled
7
8on property:ro.boot.slot_suffix=*
9    enable update_engine
10