Configuration.md

 # Configuration:
-----
-### Head node
-
-    shark description : Rack Mount Chassis
-    product           : PowerEdge 2950
-    vendor            : Dell Inc.
-    width             : 64 bits
-    CPU               : 8 *  Intel(R) Xeon(R) CPU L5430  @ 2.66GHz
-    Memory            : 16 GB  Hard disk     : Disk /dev/sda: 72.7 GB
-    Disk              : /dev/sdb (1199.1 GB)
-    File-system       : Hardware Raid 1 for sda
-                        Hardware Raid 0 for sdb
-                        /dev/sdb2           size=917G /data           nfs shared
-                        /dev/sdb5           size=46G  /home           nfs shared
-                        /dev/sdb6           size=46G  /usr/local      nfs shared
-
+### Head Node
+````
+description       : Blade server
+product           : PowerEdge M620
+vendor            : Dell Inc.
+width             : 64 bits
+CPU               : 16 *  Intel(R) Xeon(R) CPU E5-2640 v2 @ 2.00GHz
+Memory            : 64 GB     
+Disk              : /dev/sda /dev/sdb: 900 GB Raid 0
+````
+### Graphical login node
+````
+description       : Rack Mount Chassis
+product           : PowerEdge 2950
+vendor            : Dell Inc.
+width             : 64 bits
+CPU               : 8 *  Intel(R) Xeon(R) CPU L5430  @ 2.66GHz
+Memory            : 16 GB    
+Disk              : /dev/sda: 72.7 GB
+                    /dev/sdb (1199.1 GB)
+````
 ### Execution HOSTs:
 3 * M600 Dell Blade server : angelshark, blacktipshark, caribbeanshark