network: 0.161
device: 0.128
vnc: 0.108
semantic: 0.106
socket: 0.100
other: 0.079
PID: 0.069
performance: 0.058
permissions: 0.044
files: 0.041
graphic: 0.037
debug: 0.032
boot: 0.027
KVM: 0.011
device: 0.118
debug: 0.106
PID: 0.094
files: 0.085
KVM: 0.081
other: 0.080
semantic: 0.079
socket: 0.071
network: 0.065
boot: 0.057
permissions: 0.050
performance: 0.044
graphic: 0.036
vnc: 0.035

if  docker-volume-size of baymodel lessthan 3, bay cann't create 

magnum is running on centos7,


magnum baymodel-create --name k8sbaymodel5 --image-id fedora-23-atomic-20160405 --keypair-id testkey --external-network-id public --dns-nameserver 8.8.8.8 --flavor-id m1.small --coe kubernetes --docker-volume-size 5

magnum bay-create --name k8sbay5 --baymodel k8sbaymodel5 --node-count 1 

Execute the above command can get a completed bay,but when docker-volume-size is 1 or 2,the status of bay is FAILED.