LHCb Core Software Meeting

Date and Location

25 Jun 2014
10:30 - 11:20
CERN (2-R-030)

Attendees

Ben Couturier, Gloria Corti, Illya Shapoval, Joel Closier, Liang Sun, Marco Cattaneo, Marco Clemencic (minutes), Markus Frank, Sebastien Binet (Vidyo), Sofia Qiriazi, Valentin Comte

Subjects

News

• Introduction of Valentin
• Directions in parallel processor and GPUs seminar on Friday

Round Table

Marco Cl.

• Gaudi relaese plans
  • LCGCMT 69 waiting for tags of COOL and CORAL
• Wrote small script to convert text with ANSI terminal color codes to HTML (needed for clang output).
• There is a VM-based test distcc cluster we need to test.

Joel: had a problem with a VM, but it was impossible to debug because of issues on the host

Ben

• Investigating why CVMFS cache is cleaned at every reboot (problem in Online)
• New release of LbScripts in dev
  • new interface to the Software Configuration Database
  • simplified declaration of projects to be released (automatically picked up by special nightly scripts)
• Sofia prepared a modified version of the dashboard: https://buildlhcb.cern.ch/nightlies-release/

Marco Ca.: the new procedure should be added to the release manager instructions.

Comments about the new dashboard:

• the managers should be able to rebuild
• the rebuild should not overwrite the previous build

Joel: with the new LbScripts we also have the EOS_HOME variable set

Joel

• Restarted Jenkins activities for LHCbDirac (the knowledge was lost and it is being reconstructed)
• We now have more Puppet profiles

Marco Ca.

• Used the Service Now deployment page
  • the notification scheme is not satisfactory
  • the workflow it too simplistic

Liang

• Need to create some global tags for SIMCOND (for 2010). Discussing with Gloria.
• Will have to check with Illya how to proceed with Ariadne.

Gloria

• Still pending issues with Geant4 and LCGCMT 68
• Paul is preparing instructions to build and use Geant4 10
• Discussion of new production workflow (requiring development in LHCbDirac)

Sofia

• Prepared the special dashboard for the new release procedure
  • pending minor changes

Markus

• New release last week... seems to work for the commissioning week

Sebastien

• Working on a lbpkr (tool to handle the LHCb RPM packages)
  • normal RPM handling: list, install, remove, ...
  • can self-update via RPM
• Benedikt installed go-lang in the contrib area.

---

-- MarcoClemencic - 25 Jun 2014