1. 1 - GEC8, San Diego, July 20-22, 2010 Measurement Tools in PlanetLab Europe Tanja Zseby (Fraunhofer FOKUS, Berlin, Germany) (some slides from other OneLab partners) An Open Federated Laboratory Supporting Network Research for the Future Internet

2. 2 - GEC8, San Diego, July 20-22, 2010 PlanetLab Europe (PLE) ● PLE: PlanetLab Nodes in Europe Managed by PLE office in Paris In cooperation with PlanetLab Central (Princeton) ● Supported by the EU FIRE Project OneLab Development of measurement tools for PLE users Integration of new testbed types: wireless, DTNs, autonomic, etc. Federation with other testbeds (PLC, G-Lab,…)

3. 3 - GEC8, San Diego, July 20-22, 2010 Measurements in Experimental Facilities ● Support facility operation Control correct operation of facility, incident handling Planning, understanding users, statistics, reporting ● Service to users: Before, during, after experiment Experiment Supervision: capture results of experiments, parameters under investigation Environment Supervision: captures parameters not under investigation that may be relevant for experiment outcome Measurement Service: provide measurement data to algorithms that require such input (routing, adaptation, learning functions).

4. 4 - GEC8, San Diego, July 20-22, 2010 Monitoring Service for PlanetLab Europe TopologyQoS (Network) Topology Discovery Packet Path QoS (Traffic) Packet Tracking PLE Operation Adaptive Algorithms Experiment Supervision Environment Supervision PLE Operation PLE Users input Flows& Packets ANME - Advanced Network Monitoring Equipment

5. 5 - GEC8, San Diego, July 20-22, 2010 ANME Advanced Network Monitoring Equipment ● Joint measurement box Joint software package for passive and active measurements Hardware-supported high precision measurements GPS clock synchronization Special capture card ● Deployment in Progress 22 OneLab project partners

6. 6 - GEC8, San Diego, July 20-22, 2010 Topology Information Overview myslice.planet-lab.eu/

7. 7 - GEC8, San Diego, July 20-22, 2010 Example: ETOMIC - Active Measurements ● Active Measurement Infrastructure Sends packet bursts Parameters can be configured by user ● Web interface: https://etomic.tlm.unavarra.es Upload measurement experiment Execute measurement experiment Download results ● Periodic measurements database Scheduled measuremements available to users

8. 8 - GEC8, San Diego, July 20-22, 2010 Passive Measurements: CoMo Box CoMo Features: - Resource control - Customer modules upload - Controlled access to results

9. 9 - GEC8, San Diego, July 20-22, 2010 Multipoint Packet Tracking ● Passive measurement of path, OWD, loss, etc. ● Based on hash-based sampling ● Support for P2P, multipath routing experiments, etc. ● Different Options On PlanetLab nodes directly On ANME with hardware support for capturing and clock sync Lightweight probe available for mesh nodes (OpenWRT) ●  Demo at SIGCOMM 2010

10. 10 - GEC8, San Diego, July 20-22, 2010 Multipoint Packet Tracking Select same packet at different observation points Selection Processes: Filtering: f(c i )  parts on c remain  can select same packets Sampling: f(s i ) or f(t i,)  s, t change  cannot select same  Henke. Schmoll, Zseby: Empirical Evaluation of Hash Functions for Multipoint Measurements, ACM CCR, 2008 and RFC5475

11. 11 - GEC8, San Diego, July 20-22, 2010 IP Flow Information Export (IPFIX) ● Protocol for exporting Measurement information RFC since 2008, very active IETF group ● Used for data export for passive measurements in PLE Packets, flows, QoS values Own new information elements ● IPFIX File format for data storage ● Packet and Flow Selection Techniques ● Contribution to Standardization ● libipfix: http://net.fokus.fraunhofer.de/libipfix/

12. 12 - GEC8, San Diego, July 20-22, 2010 Next Steps ● Common entry point for access to measurements Guidance for experimenters for measurement service Support for installation of measurement boxes ● OMF Integration Measurement configuration as part of control framework, result data via IPFIX ● Deployment in G-Lab (some tools) ● Exploring the use of perfSONAR ● Cooperation with GENI I&M ?

13. 13 - GEC8, San Diego, July 20-22, 2010 Next Steps ● Integration of further tools? Many tools  Standardized methods, IFs required MOME DB  stores Tools & Traces ● Federation challenges Coordinate measurements among multiple administrative domains Parameter settings, costs, etc. Standards !

14. 14 - GEC8, San Diego, July 20-22, 2010 Thank You! www.onelab.eu Contact: tanja.zseby@fokus.fraunhofer.de

15. 15 - GEC8, San Diego, July 20-22, 2010 ETOMIC https://etomic.tlm.unavarra.es