LHCb Core Software Meeting

Date and Location

12 Mar 2014

Attendees

Subjects

News

• Massive failure of the nightly builds
  • problem to the testing of the new LCGCMT layout, which was picked up by mistake.
• Concurrency Forum Meeting (request for contributions

Round Table

Marco Cl.

• Testing LCGCMT new structure
• ROOT 6
  • unstable in the last few days, but we have a chance of getting a tag before the weekend

Joel

• Created virtual machine with 500GB of disc,
• LHCbDirac ready to move to Python 2.7
  • still issues with the way middleware libs are built (problems with the externals)
• PID Calibration required disc space to store ~100 GB of calibration data. They asked for AFS, but they will get a storage element (EOS space).

Illya

• The shutdown of Neo4J was not a clean one, triggering a bug in Neo4J that caused the explosion of the number of entities. In any case there was no corruption.

Gloria

• Issue with the build of Geant4 examples (clashes of file names), Marco Cl. will look into it to prepare a prototype requirements.
• G4 examples are needed to run regularly tests to be published to LHCbPR.
• Next week there is the LPCC workshop.
  • Paul will present our plans for Geant4 10 and multithreading
• Marco Cl.: added handling of platform-independent generated files in the nightlies (only for Geant4 and DecFiles)

Ben

• Provided Benedikt with a script to generate the RPMs we can install. Being tested.
• Working on the packaging as RPMs of our projects.
• Testing of CVMFS server is going well:
  • it nicely handled disc full
  • we need a garbage collection on stratum-0, to remove the history (developers are working on it)
  • we should move to production for the nightly builds installation

Liang

• Working on the CondDB setup for the split Hlt.

Anastasia

• Going through documentation and tutorials.

-- MarcoClemencic - 12 Mar 2014