codfw-prod: add ms-be2014

test with bcache, the first six disks have bcache enabled (sda-sdf)

Change-Id: Iff61bc94173073948719637ebcb275b53dafe0dd
first generate the rings, then the dumps

otherwise the dumps won't reflect reality

Change-Id: If8f8baf5dc8f57ffab2ec64bfaf0dbda0908c280