Main research interests

  • Distributed systems: design, operation and performance analysis
  • Resource management and scheduling in distributed computing systems: grids, clusters, clouds
  • Peer-to-peer systems and online social networks: video distribution, modeling and analysis, superpeers, trust and reputation mechanisms

Current PhD students

  • Bogdan Ghit (scheduling in clusters, performance of MapReduce)
  • Alexey Ilyushkin (workflow scheduling in clusters, with Alexandru Iosup)
  • Aleksandra Kuzmanovska (scheduling frameworks in clusters)
  • Vincent van Beek (scheduling business-critical workloads in clouds, with Alexandru Iosup)

Previous PhD students

Research highlights

  • Condor Flocking
  • Decay-usage scheduling in multiprocessors
  • Processor co-allocation in multicluster systems
  • Measuring and analyzing grid and cloud workloads
  • Balancing resources among frameworks in datacenters
  • 2Fast: Collaborative downloading in BitTorrent
  • Measuring and modeling swarm-based P2P systems
  • Reputation systems in online social networks



Program Committee member for


Dr.Ir. D.H.J.Epema