vms = {
  proxy1 = {
    disk = "20g"
  },
  waf1 = {
    cpus = 4
  },
  waf2 = {
    cpus = 4
  },
  waf3 = {
    cpus = 4
  },
  bdd1 = {},
  nfs1 = {},
  www1 = {},
  www2 = {},
  www3 = {},
  www4 = {},
  www5 = {},
}