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GridPP Technical Meeting 2014-05-09
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Present: Andrew Lahiff, Daniela Bauer, Ewan MacMahon, Dan Traynor,
David Colling, Gareth Roy, Jeremy Coles, Kashif Mohammad, Sam Skipsey,
David Crooks, Duncan Rand

1. ATLAS
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- nothing to report


2. CMS - Andrew Lahiff
----------------------

- nothing to report


3. LHCb
-------

- nothing to report


4. GridPP Cloud at Imperial
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- upgrade to Icehouse

- planned changes to move to production


5. Oxford
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- added 32 core worker node to cloud

- ATLAS running small jobs on their cloud

- David: general move to production, as long as accounting sorted so
  that sites fairly compensated


6. Storage
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- nothing to report


7. Networking
-------------

- Ewan: IPv6 lxplus node

- Duncan: Brian Bockelman has made his SE Bestman dual-stack, using
  Xrootd 4

  - submitted jobs to IC, running jobs using data from Nebraska

  - dual-stack DPM in production at Prague

- David: is there a plan for production migration to IPv6?

  - Duncan: inasmuch as there is one, gradually move things over

  - David: any specific timelines?

    - Duncan: no

- David: any IPv6 performance tests?

  - Duncan: some perfSonar testing, mostly the same as IPv4, except
    Oxford (software in router)

    - want to demonstrate xrootd performance over IPv6