Tango Polling Loop SIG Meeting

Contribution List

1. Welcome

Anton Joubert (MAX IV Laboratory), Benjamin Bertrand (MAX IV Laboratory)

14/04/2026, 09:00

2. Where are we

Reynald Bourtembourg (ESRF)

14/04/2026, 09:15

Current polling loop algorithms

3. Deficiencies

Thomas Ives (Observatory Sciences Ltd)

14/04/2026, 10:50

Institutes get a few minutes to list their issues

• SKAO
  -- https://gitlab.com/tango-controls/cppTango/-/work_items/1554 (part of description)
  -- https://gitlab.com/tango-controls/cppTango/-/work_items/1551#note_2992430576
• MAX IV
  --...

4. Example implementations

Thomas Ives (Observatory Sciences Ltd)

14/04/2026, 13:00

5. Literature review: scheduling algorithms

Thomas Braun (byte physics e.K.)

14/04/2026, 13:20

6. Discuss algorithm options

Anton Joubert (MAX IV Laboratory)

14/04/2026, 13:40

Round-table discussion

7. Discuss design options

14/04/2026, 15:00

Configurability, backwards compatibility, pluggability, etc.

-> converge on solution and roadmap

8. Day 1 recap

14/04/2026, 16:00

9. Day 1 follow-ups & agenda review

15/04/2026, 09:00

10. Design of the new data collector/producer-consumer mechanism

15/04/2026, 09:15

11. Design of the new data collector/producer-consumer mechanism (cont.)

15/04/2026, 10:45

12. Scheduler algorithms and polling loop improvements

15/04/2026, 13:30

21. Scheduler algorithms and polling loop improvements (cont.)

15/04/2026, 15:15

13. Day 2 recap

15/04/2026, 16:15

14. Day 2 follow-ups & agenda review

16/04/2026, 09:00

15. Scheduler algorithms and polling loop improvements (cont.)

16/04/2026, 09:15

20. Mocking time, incl. polling loop, for testability

16/04/2026, 10:15

How can we make the code more testable without having to wait in "real time" for time-based events to happen?

16. Review cppTango polling work items

16/04/2026, 11:15

Review the list we set up before the meeting

https://gitlab.com/tango-controls/cppTango/-/work_items/1551

17. New / additional items

16/04/2026, 13:30

18. Review all action items

16/04/2026, 15:30

19. Closing remarks & next steps

16/04/2026, 16:30