vagrant@contrib-jessie:~$ kubectl autoscale --help | grep "kubectl auto"
kubectl autoscale deployment foo --min=2 --max=10
kubectl autoscale rc foo --max=5 --cpu-percent=80
kubectl autoscale (-f FILENAME | TYPE NAME | TYPE/NAME) [--min=MINPODS] --max=MAXPODS [--cpu-percent=CPU] [flags] [options]
...