volume brick
  type storage/posix                   # POSIX FS translator
  option directory /home/export        # Export this directory
end-volume

###  'IO-threads' translator gives a threading behaviour to File I/O calls. All other normal fops are having default behaviour. Loading this on server side helps to reduce the contension of network. (Which is assumed as a GlusterFS hang). 
# One can load it in client side to reduce the latency involved in case of a slow network, when loaded below write-behind.
volume iot
  type performance/io-threads
  subvolumes brick
  option thread-count 4 # default value is 1
end-volume

volume server
  type protocol/server
  subvolumes iot brick
  option transport-type tcp     # For TCP/IP transport
  option auth.addr.brick.allow 192.168.* # Allow access to "brick" volume
  option auth.addr.iot.allow 192.168.* # Allow access to "p-locks" volume
end-volume