1. German Cancio – WP4 developments Partner Logo WP4 / ATF ATF meeting, 9/4/2002 German.Cancio@cern.ch

2. German Cancio – WP4 developments - n° 2 Outline Analysis of WP4 u Dependencies on external Software u Dependencies on SW provided by other WP’s u Vagueness of responsibilities/ holes in functionality between WP’s u Redundancy/duplication of WP’s

3. German Cancio – WP4 developments - n° 3 Analysis of WP’s: WP4 (I) (Runtime) Dependencies on external Software u LCFG u Globus: n gatekeeper/GRAM s No feedback from Authorization group on LCAS component n MDS-2 info provider specification n (what will be the impact of Globus3 and the OGSA?) u Operating system n RH Linux -> RH62, RH72. Support for 6.2? n Solaris…? u Batch systems n LSF, PBS n Condor from release 1.4 on u Future dependencies to come: n database and GUI for monitoring (TBD)

4. German Cancio – WP4 developments - n° 4 Analysis of WP’s: WP4 (II) Dependencies on SW provided by other WP’s u Packaging (SW packaged according to WP4 standards and rules) n vs. Globus GPT and others… n Wider question: what WP’s are mandatory to deploy?? u Service management: provide LCFG component [wrapper] for your services u In the future: R-GMA && WP4 information providers n Changes on the schema? n Changes on the invocation model (push/pull) and output format? n Again: impact of OGSA

5. German Cancio – WP4 developments - n° 5 Analysis of WP’s: WP4 (III) Vagueness of responsibilities/ holes in functionality between WP’s u Accounting (at global and local=fabric level). n What info is needed from the fabric? n For what purpose? (authorization, grid banking?) u MPI n Inside a fabric farm n Between fabric farms u Interactive jobs u (not related to WP4…) Management of storage capacity on cluster CPU nodes? n Use local disk space for (unreliable) replicas u Schema definition (GLUE work)

6. German Cancio – WP4 developments - n° 6 Analysis of WP’s: WP4 (IV) Redundancy/duplication of WP’s u Monitoring n Schemata and interface for sensors n Presentation of monitoring data