Changes between Version 23 and Version 24 of OnTimeMeasureTutorial

Timestamp:

02/16/12 15:22:00 (12 years ago)

Author:

yxu@osc.edu

Comment:

--

OnTimeMeasureTutorial

@@ -787 +787 @@
 connect pc355.emulab.net:61601
 shell "sed -i 's/nodes:/nodes:\n- name: node3\n  IP: 155.98.38.113\n\n/g'   config.yaml"
+shell "echo '- source: node3' >> measurement.yaml"
+shell "echo '  metric: [MemFree]' >> measurement.yaml"
 shell "python task_manage.py -c measurement.yaml"
 }}}
@@ -813 +815 @@
 node2
 node2
-10 new tasks added
+node3
+node3
+11 new tasks added
 You have to restart the measurement service to put them into effort
 }}}
@@ -851 +855 @@
 
 You can access the query result in a web-browser or on the local file system of the Root Beacon.
+
+
+If you want to query the new added measurement task (i.e., MemFree in Node 3), you need wait about 5 minutes and invoke the following Gush command:
+shell "python query.py -f '2012-01-30 18:00:00' -t '2012-02-09 20:00:00' -s node3 -d node3 -m MemFree -r TimeSeries"
+}}}
+
+'''Note:''' You can also access Root Beacon through port 17280 in your web-browser (i.e., http://pc355.emulab.net:17280/) to check the new measurement data generated already in measurement dashboard. 
+
+The output
+{{{
+gush> shell "python query.py -f '2012-01-30 18:00:00' -t '2012-02-09 20:00:00' -s node3 -d node3 -m MemFree -r TimeSeries"
+gush> xyx@root.otc2.emulab-net.emulab.net:61600,31595: http://155.98.39.36:17290/20120216201621_MemFree.txt
+Downloaded to local folder: /opt/OnTimeMeasure/OnTimeControl/results/20120216201621_MemFree.txt
+
+
+http://155.98.39.36:17280/render?height=300&width=500&from=18%3A00%2001/30/2012&until=20%3A00%2003/09/2012&target=Graphite.node3_node3.MemFree
+Downloaded to local folder: /opt/OnTimeMeasure/OnTimeControl/results/20120216201621_MemFree.png
+
+}}}