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Mauro Morandin (INFN)15/04/2013, 09:00
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Andrea Chierici (INFN-CNAF)15/04/2013, 09:20
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Dr Luca Dell'Agnello (INFN)15/04/2013, 09:30We will give a status update on the Italian Tier1 center, hosted at CNAF.Go to contribution page
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Manfred Alef (Karlsruhe Institute of Technology (KIT))15/04/2013, 09:45Brief discussion of current status at GridKa, e.g. the completed LRMS migration.Go to contribution page
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Mr Martin Bly (STFC/RAL)15/04/2013, 10:00Update on status and plans for the RAL Tier1 and other activities at RAL.Go to contribution page
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Sebastien Gadrat (CC-IN2P3 - Centre de Calcul (FR))15/04/2013, 10:15News and status of the CC-IN2P3 since the last Site Report.Go to contribution page
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Erik Mattias Wadenstein (University of Umeå (SE))15/04/2013, 11:00Update on services, storage, computing, organisation, and other things at NDGF.Go to contribution page
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Arne Wiebalck (CERN)15/04/2013, 11:15News from CERN since the last HEPiX workshopGo to contribution page
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Dr Keith Chadwick (Fermilab)15/04/2013, 11:30Spring 2013 HEPiX Fermilab site report.Go to contribution page
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Christopher Hollowell (Brookhaven National Laboratory)15/04/2013, 11:45Presentation of recent developments at Brookhaven National Laboratory's (BNL) RHIC/ATLAS Computing Facility (RACF).Go to contribution page
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Mr Qi Fazhi (IHEP)15/04/2013, 12:00The presentation describes the current status and latest news at IHEP(BEIJING-LCG2 Site),e.g.:the hardware status,storage systems,IPv6 testbed status and SDN (software defined network) plan and current status.Go to contribution page
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Pierrick Micout (Unknown)15/04/2013, 12:15What is new in IRFU Saclay since the last site report?Go to contribution page
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Wayne Salter (CERN)15/04/2013, 14:00The CERN remote data centre in Budapest is now in operation, the first equipment deliveries have taken place and the network infrastructure, including the 1x100Gbps links is operational. By the time of this talk the first systems should also be in operation. This talk will therefore summarise the project since the last talk at the HEPIX spring meeting of 2012 and the experience gained so far.Go to contribution page
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Michel Jouvin (Universite de Paris-Sud 11 (FR))15/04/2013, 14:25Fundamental research labs in southern part of Paris, known as P2IO, have decided to build a common computing facility shared between labs and designed to be energy efficient. This involves the creation of a new datacenter as the first step. This project started one year ago has entered its construction phase and is expected to be available next Fall. This presentation will detail the...Go to contribution page
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Mr Martin Bly (STFC/RAL)15/04/2013, 14:50In November 2012 the RAL Tier1 suffered two serious power failure incidents in a period of two weeks. The first was a general whole-site failure which was exacerbated by the loss of the UPS power supply, and the second was a power surge caused during work on the UPS supply feed and which damaged significant amounts of equipment. In both cases the Tier1 facility and other Scientific Computing...Go to contribution page
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Wayne Salter (CERN)15/04/2013, 15:15This talk will address the topic of energy saving aspects of data centre operations and raise the question of whether HEPIX wishes to have a common effort on this topic, e.g. to set up a working group or to have a track at a future workshop on this topic.Go to contribution page
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Alvaro Gonzalez Alvarez (CERN)15/04/2013, 16:00The current efforts on the version control and issue tracking services at CERN will be presented. Special attention to the new central git service, the integration between issue tracking and version control and future service deployments.Go to contribution page
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Dr Emmanouil Vamvakopoulos (CC-IN2P3 - Centre de Calcul (FR))15/04/2013, 16:25it will be specifiedGo to contribution page
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Lisa Pedrazzi (T)15/04/2013, 16:50CMDBuild is an application finalized to manage the configuration database (CMDB) of objects and services used by the IT department of an organization, compliant with ITIL "best practices". During this talk we want to give a brief presentation of the project and the most successful . We will explain how the application could be effectively used and we will illustrate some examples to present...Go to contribution page
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Iwona Sakrejda16/04/2013, 09:00PDSF is a linux cluster supporting high energy and nuclear physics workloads at NERSC. The cluster has been in continues operation since 1998 and this lifespan brings interesting challenges to the procurement/retirement cycle. At this time the cluster covers needs of STAR Tier1 center (mostly simulations and analysis needs), Alice Tier2 (striving for Tier 1 status) and Tier3 for Atlas. In...Go to contribution page
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Mr Robert Frank (The University of Manchester)16/04/2013, 09:15The year 2012 brought many changes and improvements to the Manchester Tier2. Hardware upgrades to new and more energy efficient machines reduced the number of machines while keeping the available resources consistent. The whole network was upgraded to 10G, from 4x1G bonded connections for the storage elements and from 1G for all other machines. The external connection was already on 10G. The...Go to contribution page
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Christopher John Walker (University of London (GB))16/04/2013, 09:30Status and updates from QMUL, a WLCG Tier-2 site.Go to contribution page
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Mr Felix Lee (ASGC)16/04/2013, 09:45The ASGC IT/computing status reportGo to contribution page
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Shawn Mc Kee (University of Michigan (US))16/04/2013, 10:00We will present an update on our site since the last report and cover our work with dCache, perfSONAR-PS, VMWare and changes underway to our node provisioning system. In addition we will discuss our new denser storage system from Dell, recent networking changes (including plans for 100G) and describe how we are integrating these into our site. We will conclude with a summary of what has...Go to contribution page
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Gianni Mario Ricciardi (KiSTi Korea Institute of Science & Technology Information (KR))16/04/2013, 10:15Brief description of the status of GSDC computing and storage resources at KISTI.Go to contribution page
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Dr Walter Schoen (GSI)16/04/2013, 11:00News from GSI; new people, status Green Cube, new file server for lustre, status GSI TeraLinkGo to contribution page
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Dr Jamie Shiers (CERN)16/04/2013, 11:152012 saw the publication of the Blueprint Document from the DPHEP study group (DPHEP-2012-001). A summary of this document was used as input to the Krakow workshop on the future European Strategy for Particle Physics and it is to be expected that Data Preservation will be retained in the updated strategy to be formally adopted by the CERN Council in May 2013. The same year also saw a number...Go to contribution page
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Mrs Murielle Gougerot (LAPP / IN2P3 / CNRS (FR))16/04/2013, 11:40Lapp is one of the French IN2P3 labs located in Annecy-le-Vieux. In this presentation, we will explain how we moved our tape backup system from a local infrastructure to a centralized one. We were using Networker (Legato) software for more than ten years with a small LTO2 library and we switched to a mutualized infrastructure powered by CC IN2P3 using Tivoli (IBM) software. This talk will...Go to contribution page
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Arne Wiebalck (CERN)16/04/2013, 12:05During the past year, CERN AFS users were offered up to a 100 times more space and profited from major advances in reducing the access latencies in server overload situations. This presentation will summarise the efforts that made this evolution possible. In addition, we will also discuss the situation around IPv6 and OpenAFS and present potential options in this area which may require a...Go to contribution page
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Mr Joel Surget (CEA/Saclay DSM/IRFU)16/04/2013, 14:00The IRFU use the Microsoft product SCCM (System Center Configuration Manager) to manage all his Windows computers (1500 computers). SCCM manage the network installation, inventory, product installation and update, security patchs … since the 2003 version. The 2 last releases of this product (SCCM 2012 in april 2012 and SCCM 2012 SP1 in January 2013) give us new possibilities. In particular...Go to contribution page
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Mr Dirk Jahnke-Zumbusch (DESY)16/04/2013, 14:25DESY has been using Exchange for a long time and is actually still using version 2003 of Microsoft's groupware product. Currently we are investigating the use of Zimbra Collaboration Suite to abandon Exchange. The presentation will point to some interesting features and also arguments, why DESY has not planned to upgrade Exchange and also aspects of the sourrounding mail environment will be...Go to contribution page
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Michele Michelotto (Universita e INFN (IT))16/04/2013, 14:50We measured HS06 on recent AMD and Intel processors. The results will be commented. As a side activity with colleagues of E-Fiscal project we compared the performances on Amazon EC2 cloud with corresponding configuration on virtual machines based on KVMGo to contribution page
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Mr Piero Altoe' (E4)16/04/2013, 15:15The talk will provide detailed information on one of the most revolutionary platform for low power computing of recent years. The interest on power saving and maintaining a good time to solution performance is the open task of the current research on computing. Our solution based on ARM Cortex-A9 and GPU Nvidia Quadro can achieve 270 GFlops of peak performance single precision with a power...Go to contribution page
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Wolfgang Friebel (Deutsches Elektronen-Synchrotron (DE))16/04/2013, 16:10Gridengine does not come with a graphical monitoring tool to watch the activity on the batch farm. Commercial add ons like Arco and Unisight do provide limited monitoring based on the contents of a log file which however does contain only a minimum of information on running jobs. Therefore at DESY a batch monitoring software was developed to fill the gap. The system is in place at DESY for...Go to contribution page
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Thomas Finnern (DESY)16/04/2013, 16:35Splunk is a commercial software platform for collecting, searching, monitoring and analyzing machine data providing interactive real-time dashboards integrating multiple charts, reports and tables. We have been working on a Son of Grid Engine setup based on the free Splunk branch supporting standard reporting and simple job and fairshare debugging with easy chart generation and smart event...Go to contribution page
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Dr Stefano Dal Pra (INFN)16/04/2013, 17:00Default behaviour of batch systems is to dispatch jobs to the lesser loaded host, Thus spreading jobs almost uniformly across all the nodes in the farm. On some circumstances it is however desirable to have some kind of jobs running in the smallest possible set of nodes. Usecases and packing variants are discussed, and test results are presented.Go to contribution page
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Dr Arne Wiebalck (CERN), Mr Peter van der Reest (DESY)16/04/2013, 17:30
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Shawn Mc Kee (University of Michigan (US))17/04/2013, 09:00The LHC experiments have significantly evolved their distributed data management architecture over time. This resulted in the underlying WLCG infrastructure moving from a very rigid network topology, based on the MONARC model, to a more relaxed system, where data movement between regions or countries does not necessarily need to involve T1 centers. While this evolution brought obvious...Go to contribution page
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Mr Romain Wartel (CERN)17/04/2013, 09:25Federated identity management (FIM) in general and federated identity management for research communities (FIM4R) is an arrangement that can be made among multiple organisations that lets subscribers use the same identification data to obtain access to the secured resources of all organisations in the group. Specifically in the various research communities there is an increased interest in a...Go to contribution page
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Bob Cowles (BrightLite Information Security)17/04/2013, 09:50The eXtreme Scale Identity Management (XSIM) effort is seeking to capture the trust relationships between both large and small scientific collaborations and their resource providers so as to understand the evolution leading to the existing environment. Based on analysis of interviews with representatives from Virtual Organizations and Resource Providers, XSIM will later be proposing a...Go to contribution page
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Mr Romain Wartel (CERN)17/04/2013, 10:15This presentation provides an update of the security landscape since the last meeting. It describes the main vectors of compromises in the academic community and presents interesting recent attacks. It also covers security risks management in general, as well as the security aspects of the current hot topics in computing, for example identity federation and virtualisation.Go to contribution page
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Dave Kelsey (STFC - Science & Technology Facilities Council (GB))17/04/2013, 11:10This talk will be an update on the activities of the IPv6 working group since the meeting in Beijing. CERN has now announced that they could run out of IPv4 addresses during 2014 so this has resulted in increased pressure on our activities. The working group has more active participation from the LHC experiments; we are also seeking out more WLCG Tier 1s and TIer 2s. Data transfer tests...Go to contribution page
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Francesco Prelz (Università degli Studi e INFN Milano (IT))17/04/2013, 11:35A brief summary of the operational and technical issues found on the IPv6 HEPix testbed over the last year is presented. The status of the issues that were reported to various software providers is also shown.Go to contribution page
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Mr Riccardo Veraldi (INFN)17/04/2013, 12:00In order to build a national infrastructure for High Availability and Disaster Recovery, we are deploying a dedicated DNS multimaster architecture. The architecture is based on bind DLZ (Dynamically Loadable Zones). The new zone (ha.infn.it) is defined on top of a MySQL backend. Two or more MySQL servers are configured as multi-master servers in order to allow the ha.infn.it zone to be...Go to contribution page
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Luis Fernandez Alvarez17/04/2013, 14:00The Agile Infrastructure project being developed at CERN is growing, scaling and adopted by more users every day. After several pre-production releases, the OpenStack private cloud has been refined and adapted to fit our requirements: scalability, resource flexibility and availability. The current version is close to a production state that will provide Infrastructure as a Service to the CERN...Go to contribution page
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Mr Pedro Manuel Rodrigues De Sousa Andrade (CERN)17/04/2013, 14:25The Agile Infrastructure (AI) project is establishing new tools and procedures to deliver a more flexible and dynamic management of CERN computer centres. From the infrastructure monitoring perspective the project is establishing a common monitoring architecture to simplify and improve the access to information about all computer centre resources. The AI monitoring area is working to deliver...Go to contribution page
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Mr Evangelos (Vaggelis) Atlidakis (CERN)17/04/2013, 14:50This presentation describes several Load Balancing paradigms of services within our puppet managed, CERN private, Openstack cloud. Our primary Load Balancer is HAProxy, which is combined with Corosync/Pacemaker cluster engine or DNS Load balancer. Specifically, we create small clusters of Load Balancers behind a service IP to guarantee front end failover. The aforementioned Load Balancers...Go to contribution page
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Lionel Cons (CERN)17/04/2013, 15:15CERN started to use messaging (as defined in MOM[1]) in 2008. Today, it is used in very different environments, from Grid monitoring to computer center management and even LHC controls. This presentation will briefly describe messaging and will detail how messaging services are provided at CERN, focusing on lessons learned inside CERN but also through European projects (EGGE, EMI and...Go to contribution page
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Ben Jones (CERN)17/04/2013, 16:10As part of the CERN Agile Infrastructure project, we have been running the puppet component as a production service. With the benefit of the experience of running at larger scale with more users, we will describe the lessons we have learnt, and how we've evolved our original design. Looking to the future, we will present how we plan to support a multi-admin environment with a distributed...Go to contribution page
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Yves Kemp (Deutsches Elektronen-Synchrotron (DE))17/04/2013, 16:35EGI.eu has recently conducted a survey among EGI sites on configuration management tools used for their Grid resources. We will present the results of this survey.Go to contribution page
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DIMITRIOS ZILASKOS (STFC)17/04/2013, 17:00Aquilon is a Quattor configuration database and management broker developed by by an investment to meet the needs of their large worldwide grid. Providing much better relational integrity to the Quattor configuraton database and a workflow that is both more agile and more disciplined, Aquilon can transform the use of Quattor to manage sites. This talk will discuss the latest updates on the...Go to contribution page
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Wojciech Andrzej Ozga (AGH University of Science and Technology (PL))18/04/2013, 09:00The CMS online cluster consists of more than 3000 computers. During the normal work it is used for the Data Acquisition of the CMS experiment at CERN. The sofisticated design and the dedicated software runned on the farm allows to collect up to 20TBytes of data per day. Considering the huge amount of computing resources under control of the HLT farm, an Openstack cloud layer has been deployed...Go to contribution page
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Ian Collier (UK Tier1 Centre)18/04/2013, 09:25The RAL Tier 1 has been making increasing use of virtualisation to provide a platform for development and increasingly production services. More recently we have a stablished a private cloud platform using StratusLab which is now being used extensively across the Tier 1 and the STFC Scientific Computing Department. This talk will discuss the current status and roadmap for the immediate future.Go to contribution page
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Dr Keith Chadwick (Fermilab)18/04/2013, 09:50Beginning in 2007, Fermilab has made extensive use of virtualization to deliver services in support of science. Many production services are deployed using virtualization and have realized significant cost savings while delivering improvements in performance and availability. In 2010, Fermilab initiated the FermiCloud project to deliver a dynamic and scalable Infrastructure-as-a-Service...Go to contribution page
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Owen Synge (N)18/04/2013, 10:15vmcaster and vmcatcher try to match the requirements set by the now completed HEPiX virtualisation working group. The EGI federated cloud task force has recommended vmcatcher for installation at all cloud resource providers in their collaboration and the status of the integration with open stack and open nebular. This talk will explain the developments that have occurred in the past year,...Go to contribution page
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Ian Peter Collier (STFC - Science & Technology Facilities Council (GB))18/04/2013, 11:10This presentation provides an update on the status of the EGI Federated Cloud Task to the world wide Grid and Cloud communities. Building on the technology and expertise aggregated in over 10 years of successful provisioning and operation of a pan-European Grid Infrastructure, the Task Force further pushes the frontiers of Cloud interoperability enabling user communities to scale their...Go to contribution page
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Christopher Hollowell (Brookhaven National Laboratory)18/04/2013, 11:35This presentation discusses business continuity experiences at BNL over the past few years, including cyber-security incidents, operational accidents and natural disasters. Based on these experiences, BNL has continuously adjusted its protocols and responses in an effort to minimize degradation to the user experience at our data center.Go to contribution page
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Maite Barroso Lopez (CERN)18/04/2013, 12:00This talk will present the experience at CERN T0 on continuous service improvement. During the last years, we have made an explicit effort to understand and improve all service management aspects in order to increase efficiency and effectiveness. We will present the requirements, how they were addressed and share our experiences, the positive ones and the mistakes, describing how we measure,...Go to contribution page
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Luca Mascetti (CERN)18/04/2013, 13:45After the strategic decision in 2011 to separate Tier0 activity from analysis, CERN-IT is now operating two large-volume physics file store: CASTOR and EOS. CASTOR is our historical storage system in production since many years, which now mainly handle the Tier0 activities as well as all tape-backed data. EOS is in production since 2011 for ATLAS and CMS, it supports the fast-growing...Go to contribution page
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Massimo Lamanna (CERN)18/04/2013, 14:10In the last two years our team (operating CASTOR and EOS at CERN) invested a lot in monitoring our large disk-servers clusters. CASTOR and EOS disk-servers farms contain about 800 machines each and about 15 PB of usable disk space. Each of them produces logging information at a rate between 30 and 60 GB/day which are vital for monitoring, accounting, troubleshooting and disaster...Go to contribution page
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Julien Leduc (CERN)18/04/2013, 14:35In 2012, the CERN backup server infrastructure switched to HBA attached SAS expanders and software RAID. This new hardware gave us the opportunity to perform a deeper analysis of TSM disk usage and introduce newer optimizations to reach higher overall performance. This presentation gives an overview of the backup service storage infrastructure and usage. Then it explains the different RAID...Go to contribution page
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Dr Vladimir Sapunenko (INFN-CNAF)18/04/2013, 15:00efficiency of storage solution in a Multi-petabyte data center consist of multiple factors but the most important is the choice of a Storage model. From analysis of our Storage model which is in production for several years it comes evident that building storage system from PB-sized blocks permits to obtain higher performance at the cost of lower flexibility. It's also important to find right...Go to contribution page
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Toine Beckers (DataDirect Networks)19/04/2013, 09:00DDN's web object scaler (WOS) offers an alternative approach to managing large scale distributed data. WOS is designed without the overheads associated with traditional filesystems that normally underpin higher-level distributed middleware system. File system checks, fragmentation, RAID sets and inode structures have been removed in WOS and a simple, efficient placement of objects directly to...Go to contribution page
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Dr Arne Wiebalck (CERN)19/04/2013, 09:25Recent storage requirements, such as the demand for VM block storage in the Agile Infrastructure project or the need for a scalable, reliable backend for file services such as AFS and NFS, motivate a generic consolidated storage system for CERN IT. With its native file, block, and object interfaces the open-source system Ceph is an attractive vendor-independent candidate to fill this gap. In...Go to contribution page
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Dr Arne Wiebalck (CERN), Mr Peter van der Reest (DESY)19/04/2013, 09:50Summary of the BoF session on IPv6 and OpenAFSGo to contribution page
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Dr Emmanouil Vamvakopoulos (CC-IN2P3 - Centre de Calcul (FR))19/04/2013, 10:05In the framework of the “business continuity track” at Hepix 2013 spring workshop, we had the opportunity to discuss with the representatives of the Tecnoteca company which supports the cmdbuild software. We had a free discussion for this first face-to-face meeting rather than a organized session. The context of the discussion kept in the technical level. We are going present an indicative...Go to contribution page
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connie sieh (Fermilab)19/04/2013, 10:20The status of Scientific Linux .Go to contribution page
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Christopher Huhn (GSI Helmholtzzentrum fuer Schwerionenforschung)19/04/2013, 11:05GSI has combined several well-established - maybe old-fashioned - technologies into a framework that's capable of fulfilling diverse requirements and is able to keep up with the evoltionary changes in GSI's heterogeneous IT environment with relatively small effort.Go to contribution page
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Matteo Dessalvi (G)19/04/2013, 11:30As the number of servers, both bare metal as well as virtual machines, keeps increasing we need some tools that are not only able to store efficiently the logs but can also give us some insightful information from them. Logstash, in combination with the indexing capabilities of Elasticsearch, can be used to collect the logs from different kind of sources and aggregate them in such a way...Go to contribution page
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Dr Helge Meinhard (CERN)19/04/2013, 11:55Closing remarksGo to contribution page
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Dr Helge Meinhard (CERN)
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