NMWG GGF10 Berlin March 2004

1
Network Measurements Working Group

• Chairs Richard Hughes-Jones
• Brian Tierney
• Eric Boyd
• ISP Area Meeting GGF10 Berlin

2
Charter History

• Network Measurements Working Group (NMWG) is part
  of the Performance and Information Systems area.
• Formed 2001 after a BOF at GGF 2
• 1st NMWG Frascati GGF3
• Mailing list is nm-wg_at_gridforum.org
• Web-pageshttp//www-didc.lbl.gov/NMWGhttp//for
  ge.gridforum.org/projects/nm-wg/
• Charter revised (slightly!) in 2003

3
Current work Mar 2004

• Hierarchy document
• Discussions with input from DAMED CIM GGF
  Groups
• Network 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/ta
  xonomy/performance.xml
• Work in progress to define the Request schema
• Work in progress to define the Response schema
• Links with DAMED
• Discussions with CIM Julia/Andrea made CIM
  scheme showing how NM-WG could fit
• Trial Implementations and Proof of Concept trials
  
• piPEs experience with new schema
• SLAC experience with new schema
• Link to GHPN-RG work on Network Services

4
Status of the Hierarchy Document

• A Hierarchy of Network Performance
  Characteristics for Grid Applications and
  Services
• Document defines terms relations
• Network characteristics
• Measurement methodologies
• Observation
• Discusses Nodes Paths
• For each Characteristic
• Defines the meaning
• Attributes that SHOULD be included
• Issues to consider when making an observation
• Status
• Originally submitted to GFSG as Community
  Practice Documentdraft-ggf-nmwg-hierarchy-00.pdf
  Jul 2003
• Revised to Proposed Recommendation
  http//www-didc.lbl.gov/NMWG/docs/draft-ggf-nmwg-h
  ierarchy-02.pdf 7 Jan 04
• Now in 60 day Public comment from 28 Jan 04 18
  days to go.

5
Status of the Schemata

• Request Schema
• Ask for results / ask to make test
• Schema Requirements Document made
• Use DAMED style namese.g. path.delay.oneWay
• Send Char. Time, Subject node
  pathMethodology, Stats
• Response Schema
• Interpret results
• Includes Observation environment
• Much work in progress
• Common components
• Drafts almost done
• 2 (3) proof-of-concept implementations
• Implementations using XML-RPC, (Document /Literal
  )

6
NM-WG Milestones as of GGF9

• Jun 2003 Detailed discussion of Schemas document
• Jun 2003 GGF 8 Seattle
• Jul 2003 Submit hierarchy document to GFSG
• Oct 2003 Draft of Schema document
• Oct 2003 Set of Use Case queries
• Oct 2003 Draft XML
• Oct 2003 f2f discussion on XML and Schema
• Oct 2003 GGF 9 Chicago
• Dec 3003 Agreed version of Schema document (data
  model)
• Jan 2003 Create XML Schema Input and Output
• Xxx 2003 ?? OGSI Spec. ??
• Xxx 2004 Initial implementations and Proof of
  Concept Demos
• Feb 2004 GGF 10 Berlin
• Jan 2003 Refine XML Schema Input and Output
• Xxx 2004 Implementations and Proof of Concept
  Demos
• Jun 2004 GGF 11 Hawaii

7
NM-WG Milestones

• July 2002 GGF 5 Edinburgh
• Jul 2002 Begin work on tools classification
• Oct 2002 GGF 6 Chicago
• Oct 2002 Near-final draft of characteristics
  hierarchy document to GFSG
• Mar 2003 GGF 7 Tokyo
• Mar 2003 Finish work on tools classification web
  page
• Mar 2003 Begin work on schema document
• Jun 2003 GGF 8 Seattle
• Apr 2003 Submit hierarchy document to GFSG
• Jul 2003 Submit hierarchy document to GFSG
• Oct 2003 Draft of Schema document
• Nov 2003 Draft of Schema document
• Oct 2003 GGF 9 Chicago
• Mar 2004 GGF 10 Berlin
• Jun 2004 GGF 11 Hawaii
• Jun 2004 Submit schema document to GFSG
• Blue GGF Milestones

8
NM-WG Milestones GGF10

• Oct 2003 Draft of Schema document
• Oct 2003 Set of Use Case queries
• Oct 2003 Draft XML
• Oct 2003 f2f discussion on XML and Schema
• Oct 2003 GGF 9 Chicago
• Dec 3003 Agreed version of Schema document (data
  model)
• Jan 2003 Create XML Schema Request
  Report/Response
• Xxx 2003 ?? OGSI Spec. ??
• Jan 2004 Initial implementations and Proof of
  Concept Demos
• Mar 2004 GGF 10 Berlin
• Mar 2004 Refine XML Schema Input and Output
• Xxx 2004 Implementations and Proof of Concept
  Demos
• Jun 2004 GGF 11 Hawaii
• Jun 2004 NM_RG BoF
• Jun 2004 Submit schema document to GFSG
• Blue GGF Milestones

9
Issues / Needs

• Schemata Implementations and Proof of Concept
  trials very important.
• Concern on WS-RF we dont want to re-invent
• Proposed new Network Measurements Research Group
  BoF in Hawaii
• Link to GHPN-RG work on Network Services
• We feel this is positive.