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diff --git a/Monitoring/MonitoringService/Example/Metrics.py b/Monitoring/MonitoringService/Example/Metrics.py
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+'''
+Created on Oct 12, 2011
+
+@author: steger
+@summary: Here we declare monitorable metrics and combine them with tools that are measuring them 
+'''
+from Example.Tools import sshping, sonomashortping, sshtraceroute, sshmeminfo,\
+    sonomashortchirp
+from DataProcessing.Parameter import ParameterList, Parameter
+from Example.Units import UM, unitless, milli_second, Byte, piece
+from Example.Dimensions import nameofsomething, informationsize,\
+    timeinterval, cardinal, countable
+from Resource.node import node
+from Resource.path import path
+
+class FreeMemory(object):
+    name = 'Free Memory'
+    resourcetype = node
+    p_obligatory = ParameterList()
+    p_optional = ParameterList()
+
+class DiskUsage(object):
+    name = 'Disk Usage'
+    resourcetype = node
+    p_obligatory = ParameterList([
+        Parameter(name = "Directory", valuetype = str, unitmanager = UM, dimension = nameofsomething, default = ('/dev/mapper/planetlab-vservers', unitless))
+        ])
+    p_optional = ParameterList()
+
+class RoundTripDelay(object):
+    name = 'Round Trip Delay'
+    resourcetype = path
+    p_obligatory = ParameterList()
+    p_optional = ParameterList([
+        Parameter(name = "Count", valuetype = int, unitmanager = UM, dimension = countable, default = (5, piece)),
+        Parameter(name = "PacketSize", valuetype = int, unitmanager = UM, dimension = informationsize, default = (64, Byte)),
+        Parameter(name = "Delay", valuetype = float, unitmanager = UM, dimension = timeinterval, default = (200, milli_second)), 
+        Parameter(name = "TimeToLive", valuetype = int, unitmanager = UM, dimension = countable, default = (32, piece)), 
+        Parameter(name = "Interface", valuetype = str, unitmanager = UM, dimension = nameofsomething, default = ("eth0", unitless)), 
+        ])
+
+class OnewayDelay(object):
+    name = 'One Way Delay'
+    resourcetype = path
+    p_obligatory = ParameterList()
+    p_optional = ParameterList([
+        Parameter(name = "Count", valuetype = int, unitmanager = UM, dimension = countable, default = (5, piece)),
+        Parameter(name = "Delay", valuetype = int, unitmanager = UM, dimension = timeinterval, default = (200, milli_second)), 
+        Parameter(name = "TimeToLive", valuetype = int, unitmanager = UM, dimension = countable, default = (32, piece)), 
+#        Parameter(name = "Interface", valuetype = str, unitmanager = UM, dimension = nameofsomething, default = (novi_iface, unitless)), 
+        Parameter(name = "PacketSize", valuetype = int, unitmanager = UM, dimension = informationsize, default = (64, Byte)),
+        Parameter(name = "SourcePort", valuetype = int, unitmanager = UM, dimension = cardinal, default = (7777, unitless)),
+        Parameter(name = "DestinationPort", valuetype = int, unitmanager = UM, dimension = cardinal, default = (7777, unitless)),
+        ])
+
+class HopMeasurement(object):
+    name = 'Hop Measurement'
+    resourcetype = path    
+    p_obligatory = ParameterList()
+    p_optional = ParameterList()
+
+
+MonitorMetrics = {
+    FreeMemory: [sshmeminfo], 
+    RoundTripDelay: [sshping, sonomashortping], 
+    OnewayDelay: [sonomashortchirp],
+    HopMeasurement: [sshtraceroute]
+}