Compte rendu réunion DIRAC@IN2P3
Mardi 27 Janvier 2026
Atendees: Andrei, Axel, Bertrand, Héloïse, Loris, Luisa, Mazen, Natthan, Stella-Maria, Sorina, Vanessa
Agenda:
- Publications / Conferences
1. Project Status
1.1 Versions :
- Multiple updates , no major new functionality
- Multiple updates to support the LHCb's case
1.2 Developments :
- General feeling that the pace of porting functionalities from DIRAC to diracx is too slow
- The framework is ready for more contributions
- Many PRs stay unmerged for a long time
- Project development organization
- Scrum, sprints, user stories, velocities, etc
- More focused, quicker developments
- Coordinated by Alexandre Boyer
- Daniela showed a prototype for DIRAC/DiracX deployment K8s-free
- Can be interesting for some installations
- DMS/File Catalog porting:
- Make a (single) choice of components
- Experiment with a final monolitic design (performance)
- Make a new FC implementation in DIRAC9
- with contents migration tools
- Design the FC diracx interfaces
- Port the FC from DIRAC to diracx
- Meeting at CC with this focus
- diracx-cwl (Luisa, Natthan, Loris, Stella)
- How to accelerate the diracx WMS full-fledged system ?
- Deployment with K8s (Bertrand)
- 2 clusters installed for the testbed
- 2 DIRAC8 production clusters
1.3. EGI Services:
- The service itself is running smoothly
- Service splitting (Vanessa)
- Hosts are ready with DIRAC8 software installed
- offer to be officialized by CC/IN2P3
- Should find the date for downtime to migrate the service
1.4. European/National Projects :
- Plenary meeting on the 6th Feb in Rennes
- Experts meeting on 24-25th Feb in Barcelona
- Finalizing the recommendations document
2. Projects
2.1 CTAO (Luisa, Natthan)
2.2 Biomed (Sorina, Axel)
2.3. Juno
- First large data processing
- Heavy load on CS, Sandbox service
- Extra CS services launched
- Sandboxes: many jobs rescheduled, some ran twice due to a bug in the JobS state machine (fixed in 8.077) and production managers/shifters aggressively reschedling Failed jobs
- Need for a transformation validation agent
- Need to fix transformation monitoring (files in different state), resetting files rather than rescheduling jobs
2.4 KM3NeT.org (Vanessa)
4. Conference, workshop, publications
- CHEP'26, Bangkok, 25-29 May
- 2 DIRAC related contributions
- ISGC, Taipei, 15-20 March
5. Consortium
6. AOB
- The next meeting date: 24.02.26 at 14pm
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