Exploració per autor "Vlassov, Vladimir"
Ara es mostren els items 1-19 de 19
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A democratic Grid: collaboration, sharing and computing for everyone
Krishnaswamy, Ruby; Navarro Moldes, Leandro; Vlassov, Vladimir (IOS Press, 2008-10)
Comunicació de congrés
Accés obertThis paper presents an integrated vision, architecture, middleware and applications of a public and large scale Grid for everyone: supporting collaboration for groups of people who can interact and share work and share or ... -
Augmenting elasticity controllers for improved accuracy
Rameshan, Navaneeth; Ying, Liu; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialElastic resource provisioning is used to guarantee service level objectives (SLO) at reduced cost in a Cloud platform. However, performance interference in the hosting platform introduces uncertainty in the performance ... -
BwMan: bandwidth manager for elastic services in the cloud
Liu, Ying; Xhagjika, Vamis; Vlassov, Vladimir; Shishtawy, Ahmad Al (Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThe flexibility of Cloud computing allows elastic services to adapt to changes in workload patterns in order to achieve desired Service Level Objectives (SLOs) at a reduced cost. Typically, the service adapts to changes ... -
Community network clouds as a case for the IEEE Intercloud standardization
Baig Viñas, Roger; Freitag, Fèlix; Moll, Agustí; Navarro Moldes, Leandro; Pueyo Centelles, Roger; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés obertThe IEEE P2302 Intercloud WG conducts work since 2011 on the project Standard for Intercloud Interoperability and Federation with the goal to define a standard architecture and building components for large-scale ... -
Demo abstract: Towards IoT service deployments on edge community network microclouds
Khan, Amin M.; Freitag, Fèlix; Vlassov, Vladimir; Ha, Phuong Hoai (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés obertInternet of Things (IoT) services for personal devices and smart homes provided by commercial solutions are typically proprietary and closed. These services provide little control to the end users, for instance to take ... -
Deploying clouds in the Guifi community network
Baig Viñas, Roger; Dowling, Jim; Escrich, Pau; Freitag, Fèlix; Meseguer Pallarès, Roc; Moll, Agustí; Navarro Moldes, Leandro; Pietrosemoli, Ermanno; Pueyo, Roger; Vlassov, Vladimir; Zennaro, Marco (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés obertThis paper describes an operational geographically distributed and heterogeneous cloud infrastructure with services and applications deployed in the Guifi community network. The presented cloud is a particular case of a ... -
Gossip-based service monitoring platform for wireless edge cloud computing
Silvestre Apolonia, Nuno Miguel; Freitag, Fèlix; Navarro Moldes, Leandro; Girdzijauskas, Sarunas; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés obertEdge cloud computing proposes to support shared services, by using the infrastructure at the network's edge. An important problem is the monitoring and management of services across the edge environment. Therefore, ... -
How data volume affects spark based data analytics on a scale-up server
Awan, Ahsan; Brorsson, Mats; Vlassov, Vladimir; Ayguadé Parra, Eduard (Springer, 2015)
Text en actes de congrés
Accés restringit per política de l'editorialSheer increase in volume of data over the last decade has triggered research in cluster computing frameworks that enable web enterprises to extract big insights from big data. While Apache Spark is gaining popularity for ... -
Hubbub-scale: towards reliable elastic scaling under multi-tenancy
Rameshan, Navaneeth; Ying, Liu; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialElastic resource provisioning is used to guarantee service level objective (SLO) with reduced cost in a Cloud platform. However, performance interference in the hosting platform introduces uncertainty in the performance ... -
Hyperparameter optimization using agents for large scale machine learning
Vergés Boncompte, Pere; Vlassov, Vladimir; Badia, Rosa M. (Barcelona Supercomputing Center, 2022-05)
Text en actes de congrés
Accés obertMachine learning (ML) has become an essential tool for humans to get rational predictions in different aspects of their lives. Hyperparameter algorithms are a tool for creating better ML models. The hyperparameter algorithms ... -
Load and video performance patterns of a cloud based WebRTC architecture
Xhagjika, Vamis; Divorra Escoda, Oscar; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2017)
Comunicació de congrés
Accés obertWeb Real-Time Communication or Realtime communication in the Web (WebRTC/RTCWeb) is a prolific new standard and technology stack, providing full audio/video agnostic communications for the Web. Service providers implementing ... -
Media streams allocation and load patterns for a WebRTC cloud architecture
Xhagjika, Vamis; Divorra Escoda, Oscar; Navarro Moldes, Leandro; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés obertWeb Real-Time Communication (WebRTC) is seeing a rapid rise in adoption footprint. This standard provides an audio/video platform-agnostic communications framework for the Web build-in right in the browser. The complex ... -
Micro-architectural characterization of Apache Spark on batch and stream processing workloads
Awan, Ahsan; Brorsson, Mats; Vlassov, Vladimir; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialWhile cluster computing frameworks are continuously evolving to provide real-time data analysis capabilities, Apache Spark has managed to be at the forefront of big data analytics for being a unified framework for both, ... -
Node architecture implications for in-memory data analytics on scale-in clusters
Awan, Ashan Javed; Vlassov, Vladimir; Brorsson, Mats; Ayguadé Parra, Eduard (Association for Computing Machinery (ACM), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialWhile cluster computing frameworks are continuously evolving to provide real-time data analysis capabilities, Apache Spark has managed to be at the forefront of big data analytics. Recent studies propose scale-in clusters ... -
Performance characterization of in-memory data analytics on a modern cloud server
Awan, Ahsan; Brorsson, Mats; Vlassov, Vladimir; Ayguadé Parra, Eduard (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialIn last decade, data analytics have rapidly progressed from traditional disk-based processing to modern in-memory processing. However, little effort has been devoted at enhancing performance at micro-architecture level. ... -
Profiling memory vulnerability of big-data applications
Rameshan, Navaneeth; Birke, R.; Navarro Moldes, Leandro; Vlassov, Vladimir; Urgaonkar, B.; Kesidis, G.; Schmatz, M.; Chen, L. Y. (Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialMotivated by the increasing popularity of hosting in-memory big-data analytics in cloud, we present a profiling methodology that can understand how different memory subsystems, i.e., cache and memory bandwidth, are susceptible ... -
Stay-Away, protecting sensitive applications from performance interference
Rameshan, Navaneeth; Navarro Moldes, Leandro; Monte Moreno, Enrique; Vlassov, Vladimir (Association for Computing Machinery (ACM), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialWhile co-locating virtual machines improves utilization in resource shared environments, the resulting performance interference between VMs is difficult to model or predict. QoS sensitive applications can suffer from ... -
Supporting cloud deployment in the Guifi.net community network
Jiménez, Javi; Baig Viñas, Roger; Escrich, Pau; Khan, Muhammad Amin; Freitag, Fèlix; Navarro Moldes, Leandro; Pietrosemoli, Ermanno; Zennaro, Marco; Payberah, Amir H.; Vlassov, Vladimir (Institute of Electrical and Electronics Engineers (IEEE), 2013)
Comunicació de congrés
Accés restringit per política de l'editorialCommunity networking is an emerging model of a shared communication infrastructure in which communities of citizens build and own open networks. Community networks offer successfully IP-based networking to the user. Cloud ... -
Towards a community cloud storage
Liu, Ying; Vlassov, Vladimir; Navarro Moldes, Leandro (2014)
Text en actes de congrés
Accés obertCommunity Clouds, usually built upon community networks, operate in a more disperse environment compared to a data center Cloud, with lower capacity and less reliable servers separated by a more heterogeneous and less ...