A PPARC funded project

PM Report

Grid Steering CommitteeMRC, London18-Feb-2004

18-Feb-2004 PM Report, GSC meeting 2

Status since Jul-2003!Code developmentMilestones summaryProject managementRisk assessmentExternal interactionsAstroGrid-2

18-Feb-2004 PM Report, GSC meeting 3

Code development: SuccessesWorkflow JES: since Itn03 Templates: Itn04 BPEL subset: Itn02: to be revised

Data centre Merlin, 6dF, INT WFS, USNO-B: ongoing MySQL, Sybase, SQL Server CDS VizieR, NVO Conesearch Incorporated IVOA ADQL standard **Trial only**: need archive take-up

18-Feb-2004 PM Report, GSC meeting 4

Code development: SuccessesPortal Cocoon-based approach: Itn04.1

Registry XML-based, XQuery usage: Itn03: to be

improved Conforms to IVOA RM 1.0, schema 0.9: Itn04

Community Authorisation, permissions: Itn03/4

(easy upgrade to certificate based authorisation: Itn06+)

18-Feb-2004 PM Report, GSC meeting 5

Code development: SuccessesGDW Uses OGSA-DAI & AstroGrid Web Service:

Itn04Tools ACE: Sextractor: Itn02, updated Itn04.1 HyperZ: Itn04.1 XMatch: Itn04.1

Includes VOTable merge facility

18-Feb-2004 PM Report, GSC meeting 6

Code development: Problem areas

Portal Not user-friendly screens

Itn05/06: redesign all screens Itn07+: focus on usability

MySpace Difficult to integrate Reliance: needs to be optional

Itn05: design review, disentangle from components

Itn06: refactor

18-Feb-2004 PM Report, GSC meeting 7

Milestones summaryPortal All screens delayed

Delivered generalised templateWorkflow, JES On targetAstroPass Concept delivered;

Itn06: certificate-based schemeData Centre On targetRegistry Delivered IVOA standardsCommunity On targetTools In advance: several tools delivered

Generalised code enables many toolsVisualisation In advance: via client- & server-side

integration of TopCatMySpace Delayed

See http://wiki.astrogrid.org/bin/view/Astrogrid/IterationDeliverablesR02 for comment on original milestones.

18-Feb-2004 PM Report, GSC meeting 8

Project ManagementSuccesses Single team, multiple workgroups Dynamic assignment Iterative development

Problem areas all of above!

Key: continuous integration

18-Feb-2004 PM Report, GSC meeting 9

Risk Assessmentsee http://wiki.astrogrid.org/bin/view/Astrogrid/ProjectRisksR03

Key issues: AstroGrid-2 Grid Web Services Resource Framework

Uprated risks: Data centre uptake Loss of development personnel

Downgraded risks: Grid & OGSA-DAI impacts Loss of senior personnel

New risks: WSRF focus of GT4

18-Feb-2004 PM Report, GSC meeting 10

External interactionsAVO Demo

IVOA Registry ADQL Data Access Layer Data Model

18-Feb-2004 PM Report, GSC meeting 11

AstroGrid-2Aspects Extension

Infrastructure Grid (GT4+) integration Intelligent resource discovery (semantic grid)

Additional components Data exploration Agents: eStar integration Client-based access: VO Workbench

Design Study

18-Feb-2004 PM Report, GSC meeting 12

AstroGrid-2…Design study: Goals Add to infrastructure Integrate with existing/planned services D rather than R Minimise staff loss

Future maintenance AstroGrid Software Foundation?

cF http://www.apache.org/foundation/