Now showing items 1-6 of 6

  • Adaptive prediction models for data center resources utilization estimation 

    Baig, Shuja-ur-Rehman; Iqbal, Waheed; Berral García, Josep Lluís; Erradi, Abdelkarim; Carrera Pérez, David (2019-12)
    Article
    Open Access
    Accurate estimation of data center resource utilization is a challenging task due to multi-tenant co-hosted applications having dynamic and time-varying workloads. Accurate estimation of future resources utilization helps ...
  • Adaptive sliding windows for improved estimation of data center resource utilization 

    Baig, Shuja-ur-Rehman; Iqbal, Waheed; Berral García, Josep Lluís; Carrera Pérez, David (Elsevier, 2020-03)
    Article
    Open Access
    Accurate prediction of data center resource utilization is required for capacity planning, job scheduling, energy saving, workload placement, and load balancing to utilize the resources efficiently. However, accurately ...
  • Data center's telemetry reduction and prediction through modeling techniques 

    Baig, Shuja-ur-Rehman (Universitat Politècnica de Catalunya, 2019-12-17)
    Doctoral thesis
    Open Access
    Nowadays, Cloud Computing is widely used to host and deliver services over the Internet. The architecture of clouds is complex due to its heterogeneous nature of hardware and is hosted in large scale data centers. To ...
  • Performance Characterization of Spark Workloads on Shared NUMA Systems 

    Baig, Shuja-ur-Rehman; Amaral, Marcelo; Polo, Jordà; Carrera, David (IEEE, 2018-07-09)
    Conference lecture
    Open Access
    As the adoption of Big Data technologies becomes the norm in an increasing number of scenarios, there is also a growing need to optimize them for modern processors. Spark has gained momentum over the last few years among ...
  • Performance characterization of spark workloads on shared NUMA Systems 

    Baig, Shuja-ur-Rehman; Amaral, Marcelo; Polo Cantero, José; Carrera Pérez, David (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    As the adoption of Big Data technologies becomes the norm in an increasing number of scenarios, there is also a growing need to optimize them for modern processors. Spark has gained momentum over the last few years among ...
  • Real-time data center's telemetry reduction and reconstruction using Markov chain models 

    Baig, Shuja-ur-Rehman; Iqbal, Waheed; Berral García, Josep Lluís; Erradi, Abdelkarim; Carrera Pérez, David (2019-12)
    Article
    Open Access
    Large-scale data centers are composed of thousands of servers organized in interconnected racks to offer services to users. These data centers continuously generate large amounts of telemetry data streams (e.g., hardware ...