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26/10/2009, 09:15
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Dr Helge Meinhard (CERN-IT)26/10/2009, 10:30Site ReportsSummary of important news at CERN since the spring 2009 meetingGo to contribution page
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Sandy Philpott (JLAB)26/10/2009, 10:50Site ReportsStatus of Scientific Computing at JLab, including experimental physics and high performance computing for Lattice QCD.Go to contribution page
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Dr Walter Schoen (GSI)26/10/2009, 11:10Site ReportsSite report GSIGo to contribution page
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Mr philippe olivero (CC-IN2P3)26/10/2009, 11:30Site ReportsNews, changes, upgrades occured last year at CC-IN2P3.Go to contribution page
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Jeffrey Altman (Your File System Inc.)26/10/2009, 13:15StorageThe U.S. Department of Energy has awarded Your File System Inc. a US$648,000 Small Business Innovative Research Phase II grant to support the development of a next generation globally distributed file system that is compatible with AFS. This talk will describe the technologies that Your File System Inc. will be implementing and contributing to OpenAFS through August 2011.Go to contribution page
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Christopher J Walker (Queen Mary, University of London)26/10/2009, 13:45StorageQueen Mary, University of London has been using the StoRM SRM in front of a Lustre filesystem. We present the results of benchmarks on the Lustre filesystem, and the throughput from simulated analysis using the hammercloud framework.Go to contribution page
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Walter Schoen (GSI)26/10/2009, 14:15Storagelustre@gsi: A Petabyte file system for the analysis farm - status and outlookGo to contribution page
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Artem Trunov (Karlsruhe Institute of Technology)26/10/2009, 14:45StorageThis work is continuation of storage solution testing performed by HEPiX storage workgroup on it's testbed at FZK. Hadoop, an Apache project, offers a cluster file system called HDFS inspired by Google File System and designed to run on commodity hardware. It has gained some popularity in OSG, where is has become a supported storage solution, and is currently in production at a few T2 sites....Go to contribution page
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Dr Ulrich Schwickerath (CERN)26/10/2009, 15:30VirtualizationBetween March and August 2009 a project has been set up at CERN with the aim to evaluate possibilities to use virtualization at a large scale, with the focus on batch computing. Two key issues have been identified for this specific application: the placing of virtual machines on an appropriate hyper-visor, and the selection of an appropriate image which should be driven by the actual...Go to contribution page
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Dr Chadwick Keith (Fermilab)26/10/2009, 16:00VirtualizationThe current virtualization infrastructure in use within FermiGrid and the operational experience will be presented.Go to contribution page
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Mr Brent Draney (NERSC/LBNL)26/10/2009, 16:30VirtualizationNERSC and the Argonne LCF have been funded by DOE to acquire test systems to explore cloud computing technologies. We present an overview of the Cloud Computing Project at NERSC.Go to contribution page
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Pierrick Micout (CEA IRFU)27/10/2009, 09:00Site ReportsWhat is new at IRFU Saclay.Go to contribution page
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Martin Bly (STFC-RAL)27/10/2009, 09:15Site ReportsLatest news from the RAL Tier1Go to contribution page
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Mr Jay Srinivasan (Lawrence Berkeley National Lab. (LBNL)-Unknown-Unknown)27/10/2009, 09:30Site ReportsWe present the current status of PDSF and updates since the last HEPiX meeting.Go to contribution page
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Dr Douglas McNab (University of Glasgow)27/10/2009, 09:45Site ReportsThis presentation will provide an overview of the very successful UK ATLAS Tier-2, ScotGrid, as we fast approach LHC data taking and data analysis. This will cover a variety of topics, ranging from an overview of the fabric and middleware, the site's current readiness, success during STEP, storage issues, site optimisations all the way through to disaster planning and site security. The...Go to contribution page
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Paul Kuipers (NIKHEF)27/10/2009, 10:00Site ReportsNIKHEF site reportGo to contribution page
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Michele Michelotto (Univ. + INFN)27/10/2009, 10:45BenchmarkingPerformances of the last intel DP processor Nehalem 55xx and last amd DP processor Instanbul 24xx using the HEP-SPEC06 benchmark.Go to contribution page
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Dr Ulrich Schwickerath (CERN)27/10/2009, 11:15BenchmarkingThe recent generation of Intel XEON CPUs comes with support for symmetric multi processing, formally known as hyperthreading. In addition, a new CPU feature has been added, the Intel Turbo mode. The influence of these features on the system performance has been tested using the HEPSPEC06 benchmark suite, with enhanced statistics, and a study of the scaling behaviour has been done. The...Go to contribution page
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Helge Meinhard (CERN-IT)27/10/2009, 13:15StorageThis talk will present an update on R&D activities around storage at CERN. The main focus will be various activities around iSCSI technology, but an update will also be presented on the Lustre evaluation project.Go to contribution page
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Pierre Emmanuel Brinette (CNRS-CCIN2P3)27/10/2009, 13:40StorageIN2P3 Computing Center has been using HPSS as a Mass Storage System since 1999. There has been no major system upgrade since 2005 and IN2P3 still runs HPSS 5.1. This version is no more supported by IBM and doesn't include the T10K-B drive support. In June 2009, the system has been upgraded to HPSS 6.2.2.2. This upgrade implies major changes (DCE removal, DB2 and systems upgrade). This...Go to contribution page
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Jason Hick (LBNL)27/10/2009, 14:05StorageThe High Performance Storage System (HPSS) has served the DOE community for high performance archival storage for the past fifteen years. It specifically serves the HEP community at LBNL/NERSC by providing archival storage from the PDSF system. This presentation will provide a brief overview of how HPSS works, what its current more unique features are, and what our plans our for our next...Go to contribution page
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Jonathan Schaeffer (CCIN2P3)27/10/2009, 14:30StorageTReqS is our Tape Request Scheduler. Based on BNLBatch, its goal is to get between dCache and HPSS and to reorder the files requests. Since May of this year, a first implementation hit our production system. We will present here : - the problematic of tape access for LHC experiments - the solution we implemented - TReqS in its production environement, our 5 month experiment with the beastGo to contribution page
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Peter van der Reest (DESY)27/10/2009, 14:55At DESY we have installed a testbed for Grid and storage related issues. One of the first trials we did was running a ALICE Proof job against data held in a distributed NFS 4.1 service based on dCache. Also trails were made against an industrial system, of which I am not allowed to speak yet. Comparisons we made with regard to scaling in PROOF and IO performance in comparison to NFS3 To make...Go to contribution page
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Mr Juraj Sucik (CERN)27/10/2009, 15:30VirtualizationThe Internet services group provides the infrastructure and sophisticated management tools for virtual machine provisioning based on Hyper-V, Microsoft Virtual Machine Manager, management SOAP web services and a user web interface. This virtualisation service has already confirmed its reliability and efficiency by wide range of satisfied users. The infrastructure which was presented at the...Go to contribution page
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Andrea Chierici (INFN-CNAF)27/10/2009, 16:00VirtualizationINFN-T1 implemented a solution to get Worker-nodes on demand using virtualization technology. This solution is allowing us extreme flexibility providing dynamic virtual execution environments and integrating seamlessly into our production grid. Currently 200 VMs slots are available and will increase further.Go to contribution page
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Dr Tony Cass (CERN)27/10/2009, 16:30VirtualizationThis talk presents a possible roadmap for the use of virtualisation across WLCG sites to deliver improved computing services for the experiments and users.Go to contribution page
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Dr Miguel Oliveira (LIP - Laboratório de Instrumentação e Física Experimental de Partículas)28/10/2009, 09:00Site ReportsSite report for all sites (LIP-Lisbon,LIP-Coimbra,NCG-INGRID-PT) and activities at LIP.Go to contribution page
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Andrea Chierici (INFN-CNAF)28/10/2009, 09:20Site ReportsI will present the status report of the Italian Tier1 siteGo to contribution page
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Kelvin Raywood (TRIUMF)28/10/2009, 09:40Site ReportsAn external review of TRIUMF computing took place and some changes have been recommended. The Tier-1 Center has completed its acquisition for the 2009/2010 upgrade. We continue to use a mix of Xen, OpenVZ and Hyper-V for virtualisation with OpenVZ being preferred for hosted servers. For Linux desktops, we provide a repository of TRIUMF rpms which customise a standard Scientific Linux installation.Go to contribution page
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Mr Wojciech Lapka (Unknown)28/10/2009, 10:30Monitoring Infrastructure and ToolsSince 2005 Worldwide LHC Computing Grid (WLCG) services have been monitored by the Service Availability Monitoring (SAM) system which has been the main source of information for the monthly WLCG availability and reliability calculations. During this time SAM framework gained popularity amongst site and service managers and was very useful in building robust grid infrastructure. Experience...Go to contribution page
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Mr Thomas Davis (NERSC/LBNL)28/10/2009, 11:00Monitoring Infrastructure and ToolsWe present a method of monitoring the environment and performance using open source tools such as Nagios, Ganglia and Cacti to collect and display performance data as well as availability information for various components of large computing systems in an integrated fashion. We will present information on how the data is collected, viewed and analyzed, with specific examples from NERSC's Cray system.Go to contribution page
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Frédéric AZEVEDO (CC-IN2P3)28/10/2009, 11:30Due to the continuous load and intensive usage on our robotics, we regularly face some hardware issues with tapes and tape drives. A recurrent issue concerns possible data loss which leads to go through a long recovery process. In order to improve our reliability, we have studied commercial solutions to avoid permanent write/read errors, or at least foresee occurring errors. We've tested...Go to contribution page
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Mr Sebastian Lopienski (CERN)28/10/2009, 13:15Network, SecurityThis talk gives an update on security issues affecting computers, software applications and networks during the last months. It includes information on emerging types of vulnerabilities and recent attack vectors, and provides an insight into the cyber-crime economy of 2009. This talk is based on contributions and input from the CERN Computer Security Team.Go to contribution page
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Dr David Kelsey (RAL)28/10/2009, 13:45Network, SecurityAn update on Grid security in WLCG, EGEE and EGI, concentrating on progress in operational and policy issues.Go to contribution page
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Mr Jeff Underhill (AMD)28/10/2009, 14:15BenchmarkingHPC AMD Roadmap and BenchmarkingGo to contribution page
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Miguel Oliveira (LIP - Laboratório de Instrumentação e Física Experimental de Partículas)28/10/2009, 14:45BenchmarkingBenchmarking is a key activity on all computer centers not only for tender procedures but also to optimize resources. At LIP we underwent recently major upgrades of all sites and deployed a new one. We report on CPU HEP-SPEC and storage benchmarking results.Go to contribution page
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Dr Tony Chan (Brookhaven National Laboratory)28/10/2009, 15:30This presentation will describe the expansion of the RHIC/ATLAS Computing Facility (RACF) to accomodate its commitments to the computational needs of the scientific programs at Brookhaven National Laboratory. The expansion has nearly tripled the footprint of the facility over the past 2+ years and allows the RACF to adequately meet our computing and storage requirements for the foreseeable...Go to contribution page
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Mr Alan Silverman (CERN)28/10/2009, 16:00CERN is approaching the limit of what can be housed in its Computer Centre but there is no clear consensus about the provision of new capacity. While discussions continue, CERN has decided to take two interim measures, partly to satisfy immediate and medium-term needs and partly to gain experience in these domains, namely external hosting and the acquisition and operation of container-based...Go to contribution page
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Mr Shesha Krishnapura (Intel)28/10/2009, 16:30Silicon design technical complexity is increasing every year due to several new features and process technology shrinks. Additionally, the business drivers such as shorter product development time, reduced headcount, and lower cost is increasing pre-silicon verification, high degree of design automation, and global multi-site design teams. These two factors (technological and business) are...Go to contribution page
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Mr Sebastian Lopienski (CERN)29/10/2009, 09:00CERN hosts a large number of Web sites (CERN-related, but also private), both on central Web Services, as well as on machines managed by particular Web site owners. Some of these Web sites are actually interactive Web applications developed with languages like PHP, ASP, Java, Perl, Python etc. - and unavoidably a fraction of them have bugs making them vulnerable to attacks such as Cross Site...Go to contribution page
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Maarten Litmaath (CERN)29/10/2009, 09:30Network, SecurityThe Worldwide LHC Computing Grid (WLCG) infrastructure has been built up for the storage and analysis of the very large data volumes that will be recorded by the LHC experiments. Its existing security mechanisms and policies are foreseen to evolve in various respects, for example with an increasing use of virtual machines, pilot jobs, clouds, enhancements to data storage and access...Go to contribution page
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29/10/2009, 10:15Monitoring Infrastructure and ToolsThe UK Tier 1 Centre at RAL will increase in size significantly in the coming year. The need for better automation of both system deployment and ongoing configuration management has prompted a survey of possible solutions. Since deciding to adopt Quattor earlier this year, we have successfully deployed our new SL5 batch service using the system and are already seeing better consistency...Go to contribution page
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marc hausard (CC-IN2P3)29/10/2009, 10:45Monitoring Infrastructure and ToolsAt CC-IN2P3, Nagios have taken over from the previous system to become the main monitoring tool used by the operation. This presentation will introduce its configuration in a Tier-1 environment and will present various extra features developed at CC-IN2P3 in order to customize the notification system and to provide multi-user development and failover mechanism.Go to contribution page
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Mr Andrew Uselton (NERSC/LBNL)29/10/2009, 11:15Monitoring Infrastructure and ToolsThe Lustre Monitoring Tool (LMT) provides a useful view of the server-side behavior of the Lustre parallel file system. This talk presents a brief overview of the architecture of the tool and explores several use cases including tracking system health, server-side performance tuning, applications-side performance tuning, and incident evaluation, among others.Go to contribution page
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Connie Sieh (FERMILAB)29/10/2009, 11:45Progress of Scientific Linux over the past 6 months. What we are currently working on. What we see in the future for Scientific Linux. Also we will have a Plenary discussion to get feedback to and input for the Scientific Linux developers from the HEPiX community. This may influence upcoming decisions e.g. on distribution lifecycles, and packages added to the distribution.Go to contribution page
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Maarten Litmaath (CERN)29/10/2009, 13:15The Worldwide LHC Computing Grid (WLCG) Technical Forum has been set up for discussions between WLCG stakeholders about middleware etc. in view of improving the reliability and efficiency of the WLCG infrastructures. HEPiX is a good venue for discussions pertaining to the operation, usage and evolution of computing and storage facilities, from the perspectives of WLCG sites as well as the...Go to contribution page
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Giacomo Tenaglia (CERN)29/10/2009, 13:45CERN Central Subversion Service was started as a pilot project on January 2008, and since January 2009 is an official service offered by CERN IT to CERN users. In the long distance it is meant to replace CERN Central CVS Server. This talk will present an overview of the CERN Version Control Services lifecycles, with an emphasis on community-driven Service Design, and Service Operation...Go to contribution page
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Mr Tobias Koenig (Karlsruhe Institute of Technology (KIT))29/10/2009, 14:15ITILThe Karlsruhe Institute of Technology (KIT) was founded at 1st October 2009, merging the University of Karlsruhe and the Forschungszentrum Karlsruhe. As a first new organizational unit of the KIT the Steinbuch Centre for Computing (SCC) was established, combining the former Institute for Scientific Computing of Forschungszentrum Karlsruhe and the Computing Centre of the Technical University...Go to contribution page
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Dr Chadwick Keith (Fermilab)29/10/2009, 14:45ITILThe software acceptance process that is used by FermiGrid together with the operational experience of operating using this process will be presented.Go to contribution page
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Dr Tony Cass (CERN)29/10/2009, 15:15ITILThis talk will cover progress at CERN to improve service organisation throtugh adoption of ITIL principles.Go to contribution page
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Juraj Sucik (CERN)29/10/2009, 16:00Desktop ManagementWindows 7, the next version of Windows OS, is scheduled to be available worldwide on 22 October 2009. CERN IT-IS group has been working with it ever since its beta release in January 2009. The purpose of this talk is to discuss this experience and to share the plans for deployment of Windows 7 at CERN.Go to contribution page
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Christopher Huhn (GSI Helmholtzzentrum für Schwerionenforschung GmbH)29/10/2009, 16:30Desktop ManagementThe standard Linux desktops at GSI received their operating system via NFS and not from the local hard drive since the last millennium. Since then this policy has been enhanced to work with shared read-only OS images that provide advanced security and fast OS deployment and upgrades. Image generation and configuration management of NFS-root desktops is completely integrated into our...Go to contribution page
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Mr Alan Silverman (CERN)29/10/2009, 17:00Desktop ManagementWe will review the Desktop Computing Support across some HEP sites.Go to contribution page
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Joe Burrescia (ESnet)30/10/2009, 09:00Network, SecurityThis talk will cover an introduction to the Energy Sciences Network (ESnet). It will outline both ESnet as a program in DOE's Office of Science and the current network implementation known as ESnet4. The roles of both components of ESnet4, the IP network and Science Data Network (SDN) will be discussed. The presentation will also touch upon several international network collaborations that...Go to contribution page
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Mr Brian Tierney (NERSC/LBNL)30/10/2009, 09:30
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Roberto Gomezel (INFN)30/10/2009, 10:00Site ReportsAn overview about INFN computing and networking activitiesGo to contribution page
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John Bartelt (SLAC)30/10/2009, 10:20Site ReportsReport on new personnel and projects, and status of IT and HPC at SLAC.Go to contribution page
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Jiri Chudoba (Institute of Physics, Prague)30/10/2009, 10:40Site ReportsPrague Tier2, its current status and plans for nearest future.Go to contribution page
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Mattias Wadenstein (NDGF)30/10/2009, 11:00Site ReportsNews and overview of the whats happening in the NDGF region, as well as some small updates on previously covered topics in NDGF-related matters.Go to contribution page
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