Challenges - Software
Challenges - Software
- Software effort
- ~1000 person years needed
(ALEPH, ZEUS offline ==> 250 person-years each)
- only ~15% located at CERN
- very dispersed development teams
- Software quality
- Long lifetime of project
- Short lifetime of average ‘programmer’
- Irrecoverable data reduction
- Need to avoid delays
- Adaptation to new requirements
The ATLAS software process