anchor.diff:  $ kudu local_replica cmeta rewrite_raft_config --fs_wal_dir=/var/lib/kudu/master 00000000000000000000000000000000 4aab798a69e94fab8d77069edff28ce0:master-1:7051 f5624e05f40649b79a757629a69d061e:master-2:7051 988d8ac6530f426cbe180be5ba52033d:master-3:7051
   ----
   
  +. Modify the value of the `master_addresses` configuration parameter for both existing master and new masters.
  +  The new value must be a comma-separated list of all of the masters. Each entry is a string of the form `<hostname>:<port>`
  +hostname:: master's previously recorded hostname or alias
  +port:: master's previously recorded RPC port number
  +
   . Start the existing master.
   
   . Copy the master data to each new master with the following command, executed on each new master
  
positive.code: +
  . Perform the following preparatory steps for the reference master:
  * Identify and record the directory where the master's data lives. If using Kudu system packages,
    the default value is /var/lib/kudu/master, but it may be customized via the `fs_wal_dir`
    configuration parameter.
  * Identify and record the UUIDs of every master in the cluster, using the following command:
  +
  [source,bash]
  
negative.code: 
  . Perform the following preparatory steps for each live master:
  * Identify and record the directory where the master's data lives. If using Kudu system packages,
    the default value is /var/lib/kudu/master, but it may be customized via the `fs_wal_dir` and
    `fs_data_dirs` configuration parameter. Please note if you've set fs_data_dirs to some directories
    other than the value of fs_wal_dir, it should be explicitly included in every command below where
    fs_wal_dir is also included.
  * Identify and record the master's UUID. It can be fetched using the following command:
  +
  [source,bash]
  