Computer Architecture and SysTems Research Lab (CASTL)

Address: 114 Milton Carothers Hall (MCH), Tallahassee, FL 32306; Contact: Dr. Weikuan (Will) Yu (yuw@cs.fsu.edu), 850-644-5442

Mission Statement

The Computer Architecture and SysTems Research Lab (CASTL) at Florida State University, headed by Dr. Weikuan (Will) Yu, has broad research interests in novel architectural and system technologies for big data analytics, cloud computing, high-performance computer and network systems, and the use of these technologies for fast scientific discoveries on computational biology and climate changes.


  1. June 2021: Congratulations to Muhib Khan for his paper on RoboTune to be accepted for the ICPP'21 conference.
  2. June 2021: Congratulations to Dr. Weikuan Yu for being elected as the Mainline Information Systems Endowed Professor.
  3. May 2021: Congratulations to Bing and Rupak for successfully passing the area survey exam.
  4. April 2021: Congratulations to Subhadeep for obtaining an internship from NVIDIA for both Summer and Fall semesters of 2021.
  5. March 2021: Congratulations to Yue for successfully defending her doctoral dissertation and joining IBM Watson afterwards. Job well done, Dr. Zhu!
  6. Mar 2021: Congratulations to Rupak, Subhadeep and Ian for their paper on data compression for time-evolutionary images being accepted to CCGrid 2021.
  7. Feb 2021: Congratulations to Muhib for obtaining another summer internship with Facebook in 2021.
  8. Feb 2021: Congratulations to Fahim for obtaining a summer internship with Amazon in 2021.
  9. April 2020: Dr. Weikuan Yu is awarded an NSF grant for International Collaborative Research with Japan's RIKEN Center for Computational Science (R-CCS) at Kobe, Japan.
  10. March 2020: Dr. Weikuan Yu is awarded contracts from Lawrence Livermore Natioanl Laboratory for deep learning I/O and workflow management.
  11. January 2020: Dr. Weikuan Yu recognized for Editorial Excellence Award (2020) by the IEEE TPDS editorial board.
  12. December 2019: Congratulations to Yue Zhu for passing her prospectus exam.
  13. December 2019: Congratulations to Muhib for obtaining a summer internship in Facebook Apache Spark team.
  14. November 2019: Congratulations to Muhib and Rupak for winning their respective awards in the “Best research presentation” in the Departmental Expo. Together, they garnered half of the student awards in the 2019 CS expo.
  15. October 2019: Welcome to Ismail Ataie for joining our research group for his PhD research.
  16. October 2019: Our joint paper on Ad hoc File Systems for HPC with an international team of collaborators has been accepted for publications by the Journal of Computer Science and Technology.
  17. September 2019: Congratulations to Fahim and Subhadeep for successfully passing the area survey exam.
  18. July 2019: Congratulations to Yue, Bing, and Fahim for their paper on user-level storage disaggregation being accepted to Cluster 2019.
  19. July 2019: Congratulations to Muhib for successfully passing the area survey exam.
  20. June 2019: Congratulations to Harsh Kundnani for successfully defending his master's project and earning his master's degree!
  21. May 2019: Congratulations to Fahim, Yue and Saul for their paper on I/O Characterization of BeeGFS for Deep Learning being accepted to the ICPP conference.
  22. May 2019: Dr. Weikuan Yu gave research seminars at Wuhan University and Wuhan Textile University.
  23. April 2019: Congratulations to Tonmoy and Rupak for obtaining summer internships at RIKEN, Japan.
  24. April 2019: Congratulations to Yue, Fahim and Subhadeep for obtaining summer internships from IBM, Livermore, and Argonne, respectively.
  25. April 2019: Congratulations to Muhib, Ahad and Amit for their paper on hybridized memory for Spark RDD Cache being accepted to the ISMM symposium.
  26. February 2019: Dr. Pavan Balaji, a Computer Scientist and Group Leader from Argonne National Laboratory, visits FSU and gives us an exciting talk on the upcoming new era for Supercomputing.
  27. December 2018: Congratulations to Huansong for successfully defending his doctoral dissertation. Job well done, Dr. Fu!
  28. December 2018: Congratulations to Yue for successfully passing the area survey exam.
  29. December 2018: Dr. Min Si, an Assistant Computer Scientist from Argonne National Laboratory, visits FSU and gives us an exciting talk on fast runtime for scalable irregular parallel applications.
  30. November 2018: FSU News reports Dr. Weikuan Yu's recent successes in winning prestigious grants from National Science Foundation.
  31. September 2018: Dr. Weikuan Yu gives an invited talk at Argonne National Laboratory on Cache and Memory Concert for Massive Parallelism.



  • A cluster with 42 nodes of dual-socket 8-core or 10-core sockets.
  • An FDR InfiniBand newtork with 36 ports.
  • A 10-Gigabit Ethernet network with 48 ports.
  • A developmental cluster of GeForce GTX 280 Nvidia GPGPU cards
  • A network of student workstations, well suited for system administration practices.
  • All clusters are connected to the student lab via fibre connections.

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