1. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Network Measurements Working Group Chairs:Richard Hughes-Jones Brian Tierney Eric Boyd ISP Area Meeting GGF10 Berlin

2. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Charter & History uNetwork Measurements Working Group (NMWG) is part of the Performance and Information Systems area. uFormed 2001 after a BOF at GGF 2 u1 st NMWG Frascati GGF3 uMailing list is nm-wg@gridforum.org uWeb-pages: http://www-didc.lbl.gov/NMWG http://forge.gridforum.org/projects/nm-wg/ uCharter revised (slightly!) in 2003:

3. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Current work Mar 2004 uHierarchy document Discussions with & input from DAMED & CIM GGF Groups uNetwork Measurement Tools Classification / Properties Note http://www-didc.lbl.gov/NMWG/NM-WG-tools.html Links between NM-WG: Internet 2 Tools List: http://e2epi.internet2.edu/tools_list.html CAIDA Tool Taxonomy: http://www.caida.org/tools/taxonomy/performance.xml uWork in progress to define the Request schema uWork in progress to define the Response schema Links with DAMED Discussions with CIM – Julia/Andrea made CIM scheme showing how NM-WG could fit uTrial Implementations and Proof of Concept trials piPEs experience with new schema SLAC experience with new schema uLink to GHPN-RG work on Network Services

4. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Status of the Hierarchy Document u“A Hierarchy of Network Performance Characteristics for Grid Applications and Services” uDocument defines terms & relations: Network characteristics Measurement methodologies Observation uDiscusses Nodes & Paths uFor each Characteristic Defines the meaning Attributes that SHOULD be included Issues to consider when making an observation uStatus: Originally submitted to GFSG as Community Practice Document draft-ggf-nmwg-hierarchy-00.pdf Jul 2003 Revised to Proposed Recommendation http://www-didc.lbl.gov/NMWG/docs/draft-ggf-nmwg-hierarchy-02.pdf 7 Jan 04 Now in 60 day Public comment from 28 Jan 04 – 18 days to go.

5. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Status of the Schemata uRequest Schema: Ask for results / ask to make test Schema Requirements Document made Use DAMED style names e.g. path.delay.oneWay Send: Char. Time, Subject = node | path Methodology, Stats uResponse Schema: Interpret results Includes Observation environment uMuch work in progress Common components Drafts almost done u2 (3) proof-of-concept implementations Implementations using XML-RPC, (Document /Literal ) Network Monitoring Service XML test request XML tests results

6. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester NM-WG Milestones – as of GGF9 uJun 2003Detailed discussion of Schemas document uJun 2003 GGF 8 Seattle uJul 2003 Submit hierarchy document to GFSG uOct 2003Draft of Schema document uOct 2003Set of Use Case queries uOct 2003Draft XML uOct 2003f2f discussion on XML and Schema uOct 2003 GGF 9 Chicago uDec 3003Agreed version of Schema document (data model) uJan 2003Create XML Schema Input and Output uXxx 2003?? OGSI Spec. ?? uXxx 2004Initial implementations and Proof of Concept Demos uFeb 2004 GGF 10 Berlin uJan 2003Refine XML Schema Input and Output uXxx 2004Implementations and Proof of Concept Demos uJun 2004 GGF 11 Hawaii

7. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester NM-WG Milestones uJuly 2002 GGF 5 Edinburgh uJul 2002Begin work on tools classification uOct 2002 GGF 6 Chicago uOct 2002Near-final draft of characteristics hierarchy document to GFSG uMar 2003 GGF 7 Tokyo uMar 2003Finish work on tools classification web page uMar 2003Begin work on schema document uJun 2003 GGF 8 Seattle uApr 2003 Submit hierarchy document to GFSG uJul 2003 Submit hierarchy document to GFSG uOct 2003Draft of Schema document uNov 2003Draft of Schema document uOct 2003 GGF 9 Chicago uMar 2004 GGF 10 Berlin uJun 2004 GGF 11 Hawaii uJun 2004Submit schema document to GFSG Blue = GGF Milestones

8. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester NM-WG Milestones – GGF10 ** uOct 2003Draft of Schema document uOct 2003Set of Use Case queries uOct 2003Draft XML uOct 2003f2f discussion on XML and Schema uOct 2003 GGF 9 Chicago uDec 3003Agreed version of Schema document (data model) uJan 2003Create XML Schema Request & Report/Response uXxx 2003?? OGSI Spec. ?? uJan 2004Initial implementations and Proof of Concept Demos uMar 2004 GGF 10 Berlin uMar 2004Refine XML Schema Input and Output uXxx 2004Implementations and Proof of Concept Demos uJun 2004 GGF 11 Hawaii uJun 2004NM_RG BoF uJun 2004Submit schema document to GFSG Blue = GGF Milestones

9. NMWG GGF10 Berlin March 2004 R. Hughes-Jones Manchester Issues / Needs uSchemata Implementations and Proof of Concept trials very important. uConcern on WS-RF – we don’t want to re-invent uProposed new Network Measurements Research Group BoF in Hawaii uLink to GHPN-RG work on Network Services We feel this is positive.