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Prof. Thomas Naumann (Deutsches Elektronen-Synchrotron (DE))18/04/2016, 09:00Miscellaneous
Welcome talk
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Wolfgang Friebel (Deutsches Elektronen-Synchrotron (DE))18/04/2016, 09:20Miscellaneous
Workshop logistics
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joel surget (CEA/Saclay)18/04/2016, 09:30Site ReportsSite report of CEA IRFUGo to contribution page
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Erik Mattias Wadenstein (University of Umeå (SE))18/04/2016, 09:45Site ReportsUpdate on recent developments in the NDGF Tier1 site and surroundings.Go to contribution page
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Arne Wiebalck (CERN)18/04/2016, 10:00Site ReportsNews from CERN since the BNL workshop.Go to contribution page
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Dr Walter Schön (GSI)18/04/2016, 10:15Site ReportsGSI site reportGo to contribution page
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Jeongheon Kim18/04/2016, 11:00Site ReportsWe will present the latest status of the GSDC. Migration plan of administrative system will be presented.Go to contribution page
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Tomoaki Nakamura (KEK)18/04/2016, 11:15Site ReportsThe next generation system of KEK Central Computer (KEKCC) is just in the construction phase striving toward the start of operation from September 2016. In this talk, the detailed configuration of hardware and expected improvement on the performance of new KEKCC will be reported.Go to contribution page
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Jingyan Shi (IHEP)18/04/2016, 11:30Site ReportsThe report talks about both hardware and software upgrade that IHEP site has done. It discusses about the problem the site suffered during the last half year. It also gives a brief introduction about the current status of IHEP monitoring system and cloud computing. At last, it shows some new user services the site provided.Go to contribution page
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Martin Bly (STFC-RAL)18/04/2016, 11:45Site ReportsAn update on activites at RAL.Go to contribution page
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Sandy Philpott18/04/2016, 12:00Site ReportsJLab high performance and experimental physics computing environment updates since the fall 2015 meeting, including upcoming hardware procurements for Broadwell compute nodes, Pascal and/or Intel KNL accelerators, and Supermicro storage; our Lustre 2.5.3 upgrade; 12GeV computing; and Data Center modernization.Go to contribution page
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Anthony Tiradani (Fermilab)18/04/2016, 12:15Site ReportsNews and updates from Fermilab since the Fall HEPiX Workshop.Go to contribution page
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Gerard Bernabeu (Fermi National Accelerator Lab. (US))18/04/2016, 14:00End-User IT Services & Operating SystemsThis talk will present recent updates to Scientific Linux. It will cover the current and future roadmap, new features, and the changes to the customization architectural structure beginning with SL7.2Go to contribution page
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Natalie Kane (CERN)18/04/2016, 14:25End-User IT Services & Operating SystemsThis talk will summarise the evolution of the CERN Print Services and related infrastructure over recent years from both the Service Management and Technical viewpoints. We will discuss some of the issues we have encountered and present the solutions we have found to facilitate the end-user experience of using the Print Services at CERN. This includes streamlining support contracts and lease...Go to contribution page
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Yves Kemp (Deutsches Elektronen-Synchrotron (DE))18/04/2016, 14:50End-User IT Services & Operating Systems
In recent years, DESY has discussed within IT and with users the Linux Desktop strategy.
This presentation will give insight why this discussion was necessary, which arguments came up, which solutions were implemented, and what the experience is after some months of running the latest "Ubuntu green desktop" at the Hamburg site, as well as its main features (and rationale behind):- Ubuntu...
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Stephan Wiesand (Deutsches Elektronen-Synchrotron (DE))18/04/2016, 15:45Storage & FilesystemsWhat's going on in OpenAFS development, and what are the major challenges, from the Release Manager's perspective.Go to contribution page
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Kacper Surdy (CERN)18/04/2016, 16:10Storage & FilesystemsPublic and private clouds based on VMs are a modern approach for deploying computing resources. Virtualisation of computer hardware allows additional optimizations in the utilisation of computing resources compared to the traditional HW deployment model. A price to pay when running virtual machines on physical hypervisors is an additional overhead. This is an area of concern in the context of...Go to contribution page
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Shawn Mc Kee (University of Michigan (US))18/04/2016, 16:35Storage & FilesystemsThe OSiRIS (Open Storage Research Infrastructure) project started in September 2015, funded under the NSF CC*DNI DIBBs program. This program seeks solutions to the challenges many scientific disciplines are facing with the rapidly increasing size, variety and complexity of data they must work with. As the data grows, scientists are challenged to manage, share and analyze that data and...Go to contribution page
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James Adams (STFC RAL)18/04/2016, 17:00Storage & Filesystems
For several years we have been investigating and running Ceph, we have recently reached the point where we are providing production level services underpinned by Ceph and are on the verge of deploying tens of petabytes of Ceph backed storage for large scale scientific data.
I will give an update on the state of our clusters and the various use cases and interfaces we are currently (and...
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Yves Kemp (Deutsches Elektronen-Synchrotron (DE))19/04/2016, 09:00Site ReportsNews from DESY since the Fall 2015 meetingGo to contribution page
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Christopher Hollowell (Brookhaven National Laboratory)19/04/2016, 09:15Site ReportsPresentation of recent developments at Brookhaven National Laboratory's (BNL) RHIC/ATLAS Computing Facility (RACF).Go to contribution page
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Horst Severini (University of Oklahoma (US))19/04/2016, 09:30Site ReportsWe will present a site report of the US ATLAS SWT2 Computing Center, which consists of UT Arlington, Univ. of Oklahoma, and Langston U. We will give an update on hardware and grid middleware installations at each site, as well as the various opportunistic resources we have available for ATLAS production, and plans for the future.Go to contribution page
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Shawn Mc Kee (University of Michigan (US))19/04/2016, 09:45Site ReportsWe will present an update on our site since the Fall 2015 report and cover our work with various storage technologies (Lustre, dCache, ZFS and Ceph), ATLAS Muon Calibration, our use of the ELK stack for central syslogging and our experiences with using Check_mk(RAW) as our preferred "OMD" implementation. We will also report on our recent hardware purchases for 2016 as well as the status...Go to contribution page
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James Botts (LBNL)19/04/2016, 10:00Site Reports
The relocation of PDSF to a new building at LBNL has mostly completed. The lessons learned during the moving process will be described. A new petabyte storage system using EOS has been put on line for the ALICE collaboration. Like many aspects of system administration, deploying new software takes much longer than treading a familiar path and we will describe what we would do for the next...
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Arne Wiebalck (CERN)19/04/2016, 11:00Grid, Cloud & VirtualisationWe'll give an update on the status of our cloud, highlighting some of the recently added features (such as federation or container support).Go to contribution page
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Ian Peter Collier (STFC - Rutherford Appleton Lab. (GB))19/04/2016, 11:25Grid, Cloud & VirtualisationContainer orchestration is rapidly emerging as a means of gaining many potential benefits compared to a traditional static infrastructure, such as increased resource utilisation through multi-tenancy, the ability to handle changing loads due to elasticity, and improved availability as a result of self-healing. Whilst many large organisations are using this technology, in some cases for many...Go to contribution page
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Anthony Tiradani (Fermilab)19/04/2016, 11:50Grid, Cloud & VirtualisationThe need for computing in the HEP community follows cycles of peaks and valleys mainly driven by holiday schedules, conference dates and other factors. Because of this, the classical method of provisioning these resources at providing facilities has drawbacks such as potential overprovisioning. As the appetite for computing increases, however, so does the need to maximize cost efficiency by...Go to contribution page
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Alexander Dibbo (STFC RAL)19/04/2016, 12:15Grid, Cloud & Virtualisation
An update on the cloud deployment in the Scientific Computing Department at RAL.
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I will describe our OpenNebula deployment and the use cases we have online including LOFAR.
Our OpenNebula deployment has served us well, however new requirements mean that we are looking at OpenStack again.
I will describe how we are deploying OpenStack as a replacement for OpenNebula and the work done to... -
Dave Kelsey (STFC - Rutherford Appleton Lab. (GB))19/04/2016, 14:00Security & NetworkingThis talk will present the work of the HEPiX IPv6 working group since the October 2015 HEPiX meeting. Driven by the ATLAS experiment representative, work has included planning for more production dual-stack services to allow for the support of IPv6-only worker nodes/virtual machines in 2017. Guidance for best practices in IPv6 security is also being prepared.Go to contribution page
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Shawn Mc Kee (University of Michigan (US))19/04/2016, 14:25Security & NetworkingWLCG relies on the network as a critical part of its infrastructure and therefore needs to guarantee effective network usage and prompt detection and resolution of any network issues, including connection failures, congestion and traffic routing. The WLCG Network and Transfer Metrics working group was established to ensure sites and experiments can better understand and fix networking...Go to contribution page
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Fazhi Qi (Chinese Academy of Sciences (CN)), zhihui sun (Institute of High Energy Physics Chinese Academy of Sciences)19/04/2016, 14:50Security & NetworkingThis presentation will detail a software defined virtual private network serving the massive data exchange of HEP(high energy physics) , and introduce a software-defined network crossing different locations among the collaborative members of HEP experiments. An intelligent network route algorithm was also designed to exploit the ipv6 resources for HEP scientific data transfer. The algorithm...Go to contribution page
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Liviu Valsan (CERN)19/04/2016, 15:15Security & NetworkingThis presentation provides an update on the global security landscape since the last HEPiX meeting. It describes the main vectors of compromise in the academic community including lessons learnt, presents interesting recent attacks and security vulnerabilities while providing recommendations on how to best protect ourselves. It also covers security risks management in general, as well as the...Go to contribution page
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Fazhi Qi (Chinese Academy of Sciences (CN)), zhihui sun (Institute of High Energy Physics Chinese Academy of Sciences)19/04/2016, 16:10Security & NetworkingNetwork security has been progressively coming to the attention of the high energy physics (HEP) community. More and more HEP users and system administrators keep worrying about the security of their hosts. In order to help users getting rid of their host vulnerability, we developed and deployed a network security self-service platform (NSSP) in Institute of High Energy Physics (IHEP), China....Go to contribution page
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Dave Kelsey (STFC - Rutherford Appleton Lab. (GB))19/04/2016, 16:35Security & NetworkingActivity in the area of Federated Identity Management has been accelerating. 38 national federations have now joined eduGAIN - the interfederation service will shortly encircle the globe, facilitating collaboration worldwide. There are clear benefits, but do those benefits out way the risks and do they make sense for HEP? We will discuss the need for Federated Identity Management and the...Go to contribution page
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Tadashi Murakami (KEK)19/04/2016, 17:00Security & NetworkingThe number of cyber security threats are increasing and it gets harder to protect. This presentation will introduce our efforts against the cyber security threats of CSIRT activities, security infrastructures, cultural difficulties, and so on.Go to contribution page
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Gerard Bernabeu Altayo (Fermilab)20/04/2016, 09:00Storage & FilesystemsHigh Energy Physics experiments record and simulate very large volumes of data and the trend in the future is only going up. All this data needs to be archived, and accessed by central processing workflows as well as a diverse group of scientists to extract physics results. Fermilab supports a wealth of storage technologies for the experiments for very different tasks, from NFS mounted...Go to contribution page
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Walter Schon20/04/2016, 09:25Storage & FilesystemsStatus and recent developments for the lustre file system at GSI. New method to analyse log file, measurements and experience with ZFS as base system for ZFS and a new project: Interfacing lustre with the TSM tape robot.Go to contribution page
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Xavier Espinal Curull (CERN)20/04/2016, 09:50Storage & FilesystemsTailoring storage services for the growing community requirements demands high flexibility in our systems. Huge volumes of data coming from the detectors need to be quickly available in a highly scalable mode for data processing and in parallel guarantee high throughput for long term storage. These activities are radically different in terms of storage QoS but all of them are critical to...Go to contribution page
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Mr Bernard CHAMBON (CC-IN2P3)20/04/2016, 10:15Storage & FilesystemsI will give a status report of TReqS, a software companion of HPSS, the HSM we are using at the CC-IN2P3. TReqS, which stands for Tape Requests Scheduler, is intended to provide regulation and optimization of the staging requests to HPSS. TReqS is used at the CC-IN2P3 for several years now from DCACHE and XROOTD, but since fall 2015, we have started a full rewrite of the software, based on...Go to contribution page
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Stefan Dietrich (DESY)20/04/2016, 11:00Storage & FilesystemsSince April 2015 we have been running our new storage infrastructure based on GPFS for the data acquisition and analysis of PETRA III. This presentation will show the current state of ASAP3, experiences from the first run period in production and current activities for XFEL.Go to contribution page
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Ulf Troppens (IBM)20/04/2016, 11:25Storage & FilesystemsIBM Spectrum Scale (formerly known as IBM GPFS) is a feature-rich clustered file system. This talk will cover selected Spectrum Scale features and directions which are in particular relevant for data ingest, data analytics and data management of huge amounts of measured data.Go to contribution page
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Katarzyna Maria Dziedziniewicz-Wojcik (CERN)20/04/2016, 11:50Storage & FilesystemsWith the terabytes of data stored in relational databases at CERN and great number of critical applications relying on them, the database service is evolving to adapt to changing needs and requirements of its users. The demand is high and the scope is broad. This presentation gives an overview of current state of databases services and new technologies approaching in Oracle to make better use...Go to contribution page
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Christian Schmitz (ownCloud Inc)20/04/2016, 12:15Storage & Filesystems
This talk will provide a strategic outlook around ownCloud in Research and Education.
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It will start out with an overall ownCloud overview and touch on existing success stories.
Furthermore it will focus on federations that allow independent sites to interoperate with regard to cloud-based storage. -
Michel Jouvin (Laboratoire de l'Accelerateur Lineaire (FR))20/04/2016, 14:00Computing & Batch ServicesThe second HTCondor European workshop took place in Barcelona beginning of March (Feb. 29 - March 4). This presentation will present the main topics discussed and the status of the European HTCondor community.Go to contribution page
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Mr Christoph Beyer (DESY)20/04/2016, 14:25Computing & Batch ServicesAfter running SOGE, Torque and MYsched for many years DESY HH is preparing to migrate grid and local batch to HTCondor during 2016 in order to benefit from improved reliability and scalability. The talk discusses some essential differences between HTCondor and the queue oriented batchscheduler models, the experience with the running pilot service and the future migration scenario at DESY.Go to contribution page
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Jerome Belleman (CERN)20/04/2016, 14:50Computing & Batch ServicesFor the last few years, the CERN Batch Service has been exclusively hosted on our internal cloud service. As procurement for cloud resources to augment the compute available in our computer centre becomes a reality, we are planning the extension of the HTCondor batch service into the public cloud. This talk will provide the initial strategy we are pursuing to configure, provision and manage...Go to contribution page
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Alf Wachsmann (Max Delbrück Center for Molecular Medicine (MDC))20/04/2016, 15:15Computing & Batch ServicesI will introduce the Max Delbrück Center for Molecular Medicine (MDC; Berlin, Germany) with special focus on high-performance computing and storage. I will present the challenges recent developments in gene sequencing and imaging equipment pose for IT.Go to contribution page
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Manfred Alef (Karlsruhe Institute of Technology (KIT))20/04/2016, 16:10Computing & Batch ServicesPresentation of the latest CPU benchmarking results at GridKa: - Scaling of HS06 with HEP applications - First suggestions for a fast benchmarkGo to contribution page
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Michele Michelotto (Universita e INFN, Padova (IT))20/04/2016, 16:35Computing & Batch ServicesLow power architectures and SoC processor are still immature to build a computing farm for HEP, but they are still capable of running HEP-SPEC06 and HEP applications. The performances are not at the level of the x86 architectures however the HS06/watt is much better.Go to contribution page
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Bertrand Noel (Ministere des affaires etrangeres et europeennes (FR))21/04/2016, 09:00Grid, Cloud & VirtualisationWe recently added initial container support to the CERN private cloud service. After a brief recap of what container orchestration is, we will discuss what the service offers in terms of cluster managers (Kubernetes, Docker Swarm, Mesos), describe some of the use cases, and show how we integrate with OpenStack and other general CERN services.Go to contribution page
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Sergey Yakubov (DESY)21/04/2016, 09:25Grid, Cloud & VirtualisationDocker container virtualization provides an efficient and, after recent implementation of user namespaces, secure application portability across various environments and operating systems. An application inside a Docker container is packaged with all of its dependencies, has low overhead, can run on any infrastructure, whether it is a single machine, a cluster or a cloud. Container-based...Go to contribution page
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Helge Meinhard (CERN)21/04/2016, 09:50Grid, Cloud & VirtualisationHEP is only one of many sciences with sharply increasing compute requirements that cannot be met by profiting from Moore's law alone. Commercial clouds potentially allow for realising larger economies of scale. While some small-scale experience requiring dedicated effort has been collected, European science has not ramped up to significant scale yet; in addition, public cloud resources have...Go to contribution page
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Mr Li Haibo (Institute of High Energy Physics Chinese Academy of Sciences)21/04/2016, 10:15Grid, Cloud & VirtualisationWith the rapid growth of high energy physics experimental data, the data processing system encounters many problems such as low resource utilization, migration complex and so on, which makes it urgent to enhance the data analysis system ability. Cloud computing which uses virtualization technology provides many advantages to solve these problems in a cost-effective way. In this presentation,...Go to contribution page
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Mr Fritz Ferstl (UNIVA)21/04/2016, 11:10Grid, Cloud & VirtualisationContainers have quite some history but Docker has helped to make them an exciting trend which has first penetrated DevOps and is now spreading out further in the IT industry. How can containers be utilized in an HPC environment and what benefits can be gained? This paper describes the status quo of container technology, analyzes benefits as well as disadvantages, discusses use case scenarios...Go to contribution page
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Erik Mattias Wadenstein (University of Umeå (SE))21/04/2016, 11:35Grid, Cloud & VirtualisationAn overview of the virtual server management software stack Ganeti and how it is used at NDGF for running highly available services, like the dCache head nodes for both production and testing, but also some other samples of deployments.Go to contribution page
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Yves Kemp (Deutsches Elektronen-Synchrotron (DE))21/04/2016, 12:00Miscellaneous
In this presentation, we present first ideas about a journal around topics in "Computing and Software for data-intensive physics"
- Why a place for publications?
- For whom to publish?
- Which topics?
- Comparison to other HEP computing related events?
- Who is behind?
- Status?... waiting for input and ideas from the community - YOU!
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Wataru Takase (KEK)21/04/2016, 14:00Basic IT ServicesAlthough ElasticSearch and Kibana bring great monitoring platform, they lack access control feature by default. This means any user who can access to Kibana can retrieve any information from ElasticSearch. In CERN cloud service, a homemade ElasticSearch plugin has been deployed to restricts data access based on cloud user. It enables each user to have a separated dashboard for cloud usage....Go to contribution page
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Daniel Fernandez Rodriguez (Universidad de Oviedo (ES))21/04/2016, 14:25Basic IT ServicesDuring the past two years, CERN Cloud Infrastructure has been using an open source tool called Rundeck for automating routine operational procedures. The aim of this project was to provide the team with a common place for implemented workflows and jobs. Thanks to Rundeck we were able to delegate internal tasks to other teams without exposing internal procedures or credentials. In addition to...Go to contribution page
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Christopher Huhn (GSI)21/04/2016, 14:50Basic IT ServicesAt Hepix Fall 2011 at Vencouver I gave a presentation about GSI's starting migration from CFengine to Chef configuration management. This migration was a bumpier ride than initially expected (as usual?). So now, 5 years later, I'd like to - take a look back at our intentions for the migration, - the difficulties we encountered, - the current situation and issues still to be solved, -...Go to contribution page
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Go Iwai (KEK)21/04/2016, 15:15Basic IT ServicesHigh Energy Accelerator Research Organization (KEK) plays a key role in particle physics experiments, as well as supporting the communities in Japanese universities. In order to ensure those important missions, KEK has two large-scale computer systems: the Supercomputer System (KEKSC) and the Central Computer System (KEKCC). The KEKSC is mainly used by collaborative researches in theoretical...Go to contribution page
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Mohammed Daoudi (CERN)21/04/2016, 16:10Basic IT ServicesIn the LHCb Online system we keep systems significantly beyond the warranty period, in some cases up to 7 or more years. We also have upgraded systems in large numbers with third party components (disks for instance). In this contribution give an overview of the various problems we encountered and how we overcome them. We discuss hardware problems, inhouse repairs and related load on the admin team.Go to contribution page
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Hristo Umaru Mohamed (University of Cincinnati (US))21/04/2016, 16:35Basic IT ServicesThe LHCb experiment operates a large computing infrastructure with more than 2000 servers, 300 virtual machines and 400 embedded systems.Many of the systems are operated diskless from NFS or iSCSI root-volumes. They are connected by more than 200 switches and routers. A large fraction of these systems are mission critical for the experiment and as such need to be constantly monitored. The main...Go to contribution page
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Fabien Wernli (CCIN2P3)21/04/2016, 17:00Basic IT ServicesMany of today's opensource monitoring tools have grown to distributed, horizontally scaling solutions. When designing a new infrastructure, choosing and configuring the right software stack to analyze and record logs and metrics can admittedly still be a challenge, but we are no longer restricted to the vertically scaling rrdtool-type timeseries storage. The real challenge is the amount of...Go to contribution page
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Thomas Davis (LBNL/NERSC)22/04/2016, 09:00IT Facilities & Business ContinuityAn over of environmental and system information collection at NERSC using virtual machines, containers, python, elasticsearch, logstash, rabbitmq, and web based interfaces. Some tools that will be covered are elasticsearch, logstash, rabbitmq, kibana, graphana, nagios, librenms, oxidized.Go to contribution page
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Cary Whitney (LBNL)22/04/2016, 09:25IT Facilities & Business ContinuityDiscuss the data pipeline in more details, (logstash, RabbitMQ, collectd, filebeats, Elasticsearch and Kibana). Showing the current data ingest rates and some early results.Go to contribution page
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Tony Wong (Brookhaven National Laboratory)22/04/2016, 09:50IT Facilities & Business ContinuityBNL is undergoing a re-organization of scientific computing services with the RACF as its core. This presentation describes the motivation, plans, current status and future plans of this consolidation, and the implications to the scientific community served by BNL.Go to contribution page
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Martin Koch (DESY Hamburg)22/04/2016, 10:15IT Facilities & Business Continuity
At the DESY location in Hamburg a distant cooling ring has been built and for the future growth of the computing resources a new cooling distribution was put into operation in the data center which will be accompanied by a new electrical power infrastructure soon. This presentation describes the motivation, plans, current status and future plans of these projects.
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Mr Jan Trautmann (GSI Darmstadt)22/04/2016, 11:10IT Facilities & Business ContinuityWe will give an overview of the construction phase of the building and will present facts and technical details including the cooling system and function test. Other topics will be the migration of clusters from the old data center to the GreenITCube and the current status of the infrastructure monitoring.Go to contribution page
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Rudolf Lohner (Karlsruhe Institute of Technology (KIT))22/04/2016, 11:35IT Facilities & Business Continuity
A new HPC-System has been installed at Steinbuch Centre for Computing (SCC) of Karlsruhe Institute of Technology (KIT) delivering about one Petaflops of computing power. For this system a new data center has been built featuring an innovative and very energy efficient warm water cooling. The water temperature level of 40°C inlet and 45°C outlet allows free cooling with dry coolers all over the...
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Helge Meinhard (CERN)22/04/2016, 12:00MiscellaneousFinal talkGo to contribution page
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