Which of the following constitutes a production-ready devicemapper configuration for the Docker engine?

Which of the following constitutes a production-ready devicemapper configuration for the Docker engine?
A . Create a volume group in devicemapper and utilize the ‘–dm.thinpooldev’ Docker daemon
option, specifying the volume group
B . Format a partition with xfs and mount it at ‘/var/lib/docker’
C . Utilize the ‘–storage-opt dm.directlvm_device’ Docker daemon option, specifying a block
device
D . Nothing, devicemapper comes ready for production usage out of the box

View Answer

Answer: C