message: document the alternative way to run the container with limited capabilities
  addresses
diff: @@ -5,6 +5,7 @@ How To Run Processor Counter Monitor Server Container from Docker Hub
  As root user:
  1. ``modprobe msr``
  2. ``docker run -d --name pcm --privileged -p 9738:9738 opcm/pcm``
  + - the container can also be run with limited capabilities without the privileged mode: ``docker run -d --name pcm --cap-add=SYS_ADMIN --cap-add=SYS_RAWIO --device=/dev/cpu -v /sys/firmware/acpi/tables/MCFG:/pcm/sys/firmware/acpi/tables/MCFG:ro -v /proc/bus/pci/:/pcm/proc/bus/pci/ -p 9738:9738 opcm/pcm``
  This will start pcm-sensor-server container exposing CPU metrics from the whole system at port 9738
  