I dont understand how the io-threads, write-behind and read-ahead should be defined. Can you show me how to change my config files. This is only 2 nodes but once i understand how to set it up properly im going to scale it up. ########## /etc/glusterfs-server.vol my server config file.. volume brick type storage/posix # POSIX FS translator option directory /export/home/glusterfs # Export this directory option debug on end-volume # volume iot # type performance/io-threads # option thread-count 8 # subvolumes writebehind # end-volume ### Add network serving capability to above brick. volume server type protocol/server option transport-type tcp/server # For TCP/IP transport option listen-port 6996 # Default is 6996 subvolumes brick option auth.ip.brick.allow 192.168.* # Allow access to "brick" volume end-volume ######## /etc/glusterfs-client.vol my client config file. volume client0 type protocol/client option transport-type tcp/client option remote-host 192.168.1.106 option remote-port 6996 option remote-subvolume brick end-volume volume client1 type protocol/client option transport-type tcp/client option remote-host 192.168.1.103 option remote-port 6996 option remote-subvolume brick end-volume volume bricks type cluster/unify subvolumes client0 client1 option debug on option scheduler rr end-volume #volume writebehind # type performance/write-behind # option aggregate-size 131072 # aggregate block size in bytes # subvolumes bricks # end-volume thanks in advance. jeffmac. ____________________________________________________________________________________ Looking for earth-friendly autos? Browse Top Cars by "Green Rating" at Yahoo! Autos' Green Center. http://autos.yahoo.com/green_center/