The existing example didn't illustrate how to
install strace in the container. In addition,
the rhel7 image used is no longer public (and maintained)
so not a good image to use in the example.
This updates the example to use htop (strace is
not working without disabling apparmor for the container)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
Upstream-commit: 9b6592ca858a23376b838e9808d7fa3f15ebc381
Component: engine
7489ecd35e