1. HEPiX Summary Fall 2014 – Lincoln, Nebraska Martin Bly

2. 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 2 Stats 193 registered participants, several first-timers 43 different affiliations –6 of 8 US-CMS, 2 of 5 US-ATLAS –4 via Vidyo 60 presentations, including two remote Usual tracks…

3. Tracks Site Reports End-User IT Services and Operating Systems Basic IT services Computing and Batch Services Security and Networking IT Facilities and Business Continuity Storage and File Systems Grids, Clouds & Virtualisation 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 3

4. End-User IT Services and Operating Systems SL Status, Futures –SL 5.11 in beta –RHEL 6.6 in beta from August Nothing unexpected in notes –Developer Toolset 3., private beta, expect to build on releases –Software Collection Library 1.2, private beta SL6.6 will follow –SL7 released Recommitting to mission, not in competition with other communities Tooling: new home of RHEL sources in git repository git.centos.org Needed to build a workflow to acquire sources SL maintainers have contributed tools SL7 has comprehensive release notes Automatic updates – uses yum-cron rather than yum-autoupdate. All SL package update repos enabled 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 4

5. More OS stuff Next Linux @ CERN –SLC5.11 last minor version Support for some newer LSI RAID cards –SLC6.5 released Dec 2013, SLC6.6 likely this year when ready –CentOS 7 releases 7/7/14 CERN CentOS 7 test version 4/8/14 CentOS 7 upstream rpms, no customisation Additional software via CERN and CERNONLY repos Updates staged. Includes yum-auto-update X86_64 only, systemd, gnome 3, Ixc / docker, gcc 4.8.x MySQL -> MariaDB Experiences with EL 7 at T2_US_Nebraska –Good talk on their experiences with RHEL7 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 5

6. End User IT (3) FTS3, large scale file transfer service with simplicity and performance at its best –Run through FTS3 Issue Tracking and Version Control Services status update –Update on the systems at CERN Migration of Savannah Version control with SVN and Git –Consolidating SVN with lessons learned from Git Monviso: a portal for metering and reporting CNAF resources usage –Another reporting portal 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 6

7. Computing and Batch Systems Benchmarking system on a chip and Fast Benchmarking –Curve for E5-26xx-v3 (Haswell) has bumps in it, 64bit better than 32bit –Reviewed events/W for Haswell and Arm, noted that Arms ship in billions –Fast benchmarking requirements Future of Batch Processing at CERN –Update on their testing of HTCondor – promising, user pilot after security review CMS benchmarking for workflows –Highlights that benchmarks aren’t simple HTCondor and HEP Partnership and Activities: (Todd Tannenbaum) –Review and developments of HTCondor Looking to collaborate more with HEP HTCondor on the Grid and in the Cloud –Review of HTCondor capability and use with non-Condor-managed resources 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 7

8. Security and Networking IPv6 WWBG update - Kelsey EEX: ESnet Extension to Europe and ESnet support for the LHC Community –What it says… review of what they do and what they are doing Coming to Europe soon if not already here… Do You Need to Know Your Users? (Bob Cowles) –The future of AuthN/AuthZ Security Update –More problems to worry about 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 8

9. Basic IT Services Suspending Nagios checks during planned outages –Code development Updates on configuration service sat CERN Puppet at USCSM-T1 CFEngine @ AGLT2 Change management at RACF 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 9

10. IT Facilities and Business Continuity UPS monitoring @ BNL Update on Wigner Datacentre –Good talk on the issues encountered in the Wigner project Joint procurement of IT equipment/services –New project called PICSE (Procurement model for Cloud Services in Europe) – H2020 project –5 year timeframe, Submission up to 14 April 2015 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 10

11. Storage and File Systems Petabyte Lustre File system @ Florida HPC Centre –2 x 2PB EOS across 100km –Issues encountered with EOS data from Wigner Using XrootD to minimise Hadoop Replication –Utilising network of collaborating sites to heal broken files CERNbox + EOS –Dropbox-like services at CERN OpenZFS on Linux SSD benchmarking at CERN –Lost of comparisons for various different workload types CEFH-based storage at RACF DPM performance tuning hints for HTTP/WebDAV and Xrootd High availability storage at PDSF 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 11

12. Grids, Clouds, Virtualisation LHC@home & volunteer computing @ CERN –Pros and cons of volunteer computing VM IO bottleneck –Aka the lxplus problem RAL Tier1 could computing developments Cloud Technologies within LHC experiments CERN cloud infrastructure update 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 12

13. Other Board Meeting –Yet to enable new website –Aiming to get inactive former HEPiX sites re-engaged –New NA co-chair – Tony Wong @ BNL Next Meetings –Spring 2015: University of Oxford, UK 23-27 March same tracks, add CEPH focus: BOF or dedicated session –Fall 2015: Brookhaven, propose October 12-16 (any known conflicts) –Spring 2016: Fall 2015: Brookhaven, propose October 12-16 Any known conflicts? –Spring 2016: to be confirmed - possibly DESY Zeuthen 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 13

14. Summary CEPH IPv6 17/11/2014 HEPiX Report 2014 Fall - HEPSysMan, QMUL 14