Database Futures Workshop

Session

Requirements III

6 Jun 2011, 16:00

IT Auditorium (CERN)

Conveners

Requirements III

• Tony Cass (CERN)
• Katarzyna Maria Dziedziniewicz (CERN)

6. Experience with the CMS online DB and prospects for the future

Frank Glege (CERN)

06/06/2011, 16:00

CMS has chosen to use an online DB located at IP5 both for security reasons and to be able to take data even without GPN connection. The online DB (OMDS) is accessed by various applications for data acquisition configuration (through OCI libraries via TStore), detector slow control (via PVSS) and monitoring via java or c++ libraries. It also contains offline conditions data which are...

7. CMS experience with offline Conditions Database and prospects for the future

Giacomo Govi (Fermilab)

06/06/2011, 16:30

CMS experiment is made of many detectors which in total sum up to 60 million channels. Calibrations and alignments are fundamental to maintain the design performance of the experiment. The conditions database contains the alignment and calibrations data for the various detectors. Conditions data sets are accessed by a tag and an interval of validity through the offline reconstruction...

2. Future Oracle use by CMS offline dataflow and workflow management

Mr Tony Wildish (PRINCETON)

06/06/2011, 17:00

Requirements

We describe the current use of Oracle by CMS offline dataflow and workflow components (T0, PhEDEx, DBS). We consider how the database use is expected to evolve over the next few years, in terms of both data-volume, data-structure and application-use