volume nwtnhqfarm24.brick
  type protocol/client
  option transport-type tcp/client
  option remote-host 127.0.0.1
  option remote-port 9326
  option remote-subvolume brick
end-volume

volume grnlfarm24.brick
  type protocol/client
  option transport-type tcp/client
  option remote-host 127.0.0.1
  option remote-port 9326
  option remote-subvolume brick
end-volume

volume afr24
  type cluster/afr
  subvolumes nwtnhqfarm24.brick grnlfarm24.brick
end-volume

 ## Add writeback feature                                                      
volume write-behind_afr24
  type performance/write-behind
  option cache-size 3MB
  option flush-behind on
  subvolumes afr24
end-volume

  ### Add IO-Cache feature                                                      
volume iocache_afr24
  type performance/io-cache
  option cache-size 64MB             # default is 32MB                          
  option page-size 1MB               #128KB is default option                   
  option force-revalidate-timeout 2  # default is 1                             
  subvolumes write-behind_afr24
end-volume

  ### Add readahead feature                                                     
volume readahead_afr24
  type performance/read-ahead
  option page-count 16
  subvolumes iocache_afr24
end-volume