Publications

Refereed Papers

• Yasodha Suriyakumar, Nathan R. Tallent, Andres Marquez, Karen L. Karavanic, Ozgur O. Kilic, "MemFriend: Understanding Memory Performance with Spatial-Temporal Affinity." 10th International Symposium on Memory Systems (MEMSYS 24), Washington, D.C. Sept 30-Oct 3 2024.
• Brian Delgado, Tejaswini Vibhute, and Karen L. Karavanic, "Applying the Principle of Least Privilege to System Management Interrupt Handlers with the Intel SMI Transfer Monitor." Hardware and Architectural Support for Security and Privacy (HASP) 2020, Portland, Oregon October 17, 2020.
• Brian Delgado, John Fastabend, Tejaswini Vibhute, Karen L. Karavanic, "EPA-RIMM : An Efficient, Performance-Aware Runtime Integrity Measurement Mechanism for Modern Server Platforms" 2019 IEEE/IFIP International Conference on Dependable Systems and Networks (DSN 2019), June 2019, Portland OR.
• Konstantin Macarenco, Kristina Frye, Benjamin Hamlin, Brian Delgado, and Karen L. Karavanic, "The Effects of System Management Interrupts on Multithreaded, Hyper-Threaded, and MPI Applications" Sixth International Workshop on Parallel Software Tools and Tool Infrastructures (PSTI 2016).
• Karen L. Karavanic and Danel Leblanc, "Updating an Introductory Performance Course with PDC Topics," 5th NSF/TCPP Workshop on Parallel and Distributed Computing Education (EduPar-15), May 25 2015, Hyderabad, India.
• Brian Delgado and Karen L. Karavanic, "Performance Implications of System Management Mode," 2013 IEEE International Symposium on Workload Characterization, Sept. 22-24, Portland, OR USA. preprint
• David Bunde, Karen Karavanic, Jens Mache, and Christopher T. Mitchell, "Adding GPU Computing to Computer Organization Courses." Third NSF/TCPP Workshop on Parallel and Distributed Computing Education (EduPar-13), May 20, 2013.
• Kathryn Mohror and Karen L. Karavanic, "Trace Profiling: Scalable Event Tracing on High-End Parallel Systems," Parallel Computing, Volume 38, Issues 4-5, April-May 2012, Pages 194-225, Elsevier.
• Jeffrey J. Evans, Sandeep Gupta, Karen L. Karavanic, Andres Marquez, and Georgios Varsamopoulos, "Evaluating Performance, Power, and Cooling in High Performance Computing (HPC) Data Centers," Ahmad and Ranka, ed.s, Handbook of Energy-Aware and Green Computing, Chapman and Hall/CRC, 2012.
• Rashawn L. Knapp, Karen L. Karavanic, Sriram Krishnamoorthy, and Andres Marquez, "Power- and Cooling- Aware Parallel Performance Diagnosis," Parallel and Distributed Computing and Systems (PDCS 2011), Dallas, Texas, December 2011.
• Rashawn L. Knapp, Karen L. Karavanic, and Andres Marquez, "Integrating Power and Cooling Data into Parallel Performance Analysis," The Second International Workshop on Green Computing (GreenCom 2010), San Diego, CA September 13, 2010.
• Andrew Uselton, Mark Howison, Nicholas J. Wright, David Skinner, Noel Keen, John Shalf, Karen L. Karavanic, Leonid Oliker, "Parallel I/O Performance: From Events to Ensembles," IPDPS 2010.
• Kathryn Mohror and Karen L. Karavanic, "Evaluating Similarity-Based Trace Reduction Techniques for Scalable Performance Analysis," SC2009, Portland, OR, November 2009.
• Kathryn Mohror and Karen L. Karavanic, "Scalable Event Trace Visualization," Workshop on Productivity and Performance (PROPER 2009) at EuroPar 2009, Delft, The Netherlands, August 2009.
• Rashawn L. Knapp, Douglas M. Pase, and Karen L. Karavanic, "ARUM: Application Resource Usage Monitor," The 9th LCI International Conference on High-Performance Clustered Computing, April 29 - May 1, 2008, National Center for Supercomputing Applications, Urbana IL.
• Kathryn Mohror and Karen L. Karavanic, "Towards Scalable Event Tracing for High End Systems," High Performance Computation Conference (HPCC) 2007 Houston, TX, USA, September 2007.
• Rashawn L. Knapp, Kathryn Mohror, Aaron Amauba, Karen L. Karavanic, Abraham Neben, Thomas Conerly, and John May, "PerfTrack: Scalable Application Performance Diagnosis for Linux Clusters," 8th LCI International Conference on High-Performance Clustered Computing, May 15-17 2007, South Lake Tahoe, California, USA.
• Rashawn L. Knapp, Karen L. Karavanic, and Douglas M. Pase, "Detecting Runtime Environment Interference with Parallel Application Behavior," 3rd Workshop on System Management Techniques, Processes and Services (SMTPS'07).
• Rashawn L. Knapp and Karen L. Karavanic, "Correct Diagnosis of Parallel Performance Problems Caused by the Runtime Environment," OSIHPA 2006, September 17, 2006, Seattle, WA.
• Karen L. Karavanic, John May, Kathryn Mohror, Brian Miller, Kevin Huck, Rashawn Knapp, Brian Pugh, "Integrating Database Technology with Comparison-based Parallel Performance Diagnosis: The PerfTrack Performance Experiment Management Tool," SC2005, November 2005, Seattle, WA.
• John Hoffman, Andrew Byrd, Kathryn M. Mohror, and Karen L. Karavanic, "PPerfGrid: A Grid Services-based Tool for the Exchange of Heterogeneous Parallel Performance Data," HIPS-HPGC 2005 Joint Workshop on High-Performance Grid Computing and High-Level Parallel Programming Models, in conjunction with IPDPS 2005, Denver Colorado USA, April 2005.
• Mathew E. Colgrove, Christian L. Hansen, and Karen L. Karavanic, "Managing Parallel Performance Experiments with PPerfDB," PDCN 2005, Innsbruck, Austria, February 2005.
• Kathryn Mohror and Karen L. Karavanic, "Performance Tool Support for MPI-2 on Linux," SC2004, November 2004, Pittsburgh, PA.
• Kathryn Mohror, Kevin Huck, Karen Karavanic, John May, and Brian Miller, "PerfTrack: A Performance Database and Analysis Tool," Lawrence Livermore National Laboratory Student Research Symposium, Livermore, CA, August 2004.

Other

• [Research Poster] Yasodha Suriyakumar and Karen L. Karavanic, "Performance Analysis of DroughtHPC and Holistic HPC Workflows" ICPP 2018.
• Brian Delgado, Karen L. Karavanic, "EPA-RIMM: A Framework for Dynamic SMM-based Runtime Integrity Measurement" Technical Report, arxiv 1805.03755, available at https://arxiv.org/abs/1805.03755
• [Research Poster] Brian Delgado and Karen L. Karavanic, "EPA-RIMM: Extensible, Performance-Aware SMM Runtime Integrity Measurement" 25th USENIX Security Symposium, August 10-12, 2016, Austin TX.
• Adopting the NSF/TCPP Initiative in Core Systems Education at Portland State University," Poster, Fourth NSF/TCPP Workshop on Parallel and Distributed Computing Education (EduPar-14), May 19 2014, Phoenix, AZ.
• Agniv Adhikari, Rashawn L. Knapp, Karen L. Karavanic and Andres Marquez, "Integrating System and App lication Performance," Research Poster, 11th LCI International Conference on High-Performance Clustered C omputing, March 2010, Pittsburgh, PA, USA.
• D. Gunter, K. Huck, K. Karavanic, J. May, A. Malony, K. Mohror, S. Moore, A. Morris, S. Shende, V. T aylor, X. Wu, and Y. Zhang, The PERI-DB working group, "Performance Database Technology for for SCIDAC Ap plications," Research Poster, Scientific Discovery through Advanced Computing (SCIDAC) 2007 Conference, June 2007, Boston, Massachusetts, USA. Abstract published in Journal of Physics: Conference Series, vol. 78, June 2007.
• Kathryn Mohror and Karen L. Karavanic, "A Study of Tracing Overhead on a High-Performance Linux Clus ter," Research Poster, PPoPP '07.
• Rashawn L. Knapp, Karen L. Karavanic and Douglas M. Pase, "A Model for Environment Aware Performance Diagnosis," Research Poster, 8th LCI International Conference on High-Performance Clustered Computing, May 15-17 2007, South Lake Tahoe, California, USA.
• Kathryn Mohror and Karen L. Karavanic, "Performance Tool Support for MPI-2 on Linux ," PSU CS Department Technical Report, April 2004.
• Kathryn Mohror and Karen L. Karavanic, "Infrastructure for Performance Tuning LAM/MPI Applications," Research Poster Exhibit, Richard Tapia Celebration of Diversity in Computing Conference, Atlanta, GA, October 2003.
• Mathew Colgrove, Christian Hansen, Brian Kearns, Suzanne Wood, and Karen L. Karavanic, "Diagnosing Parallel Application Performance with PPerfDB," Research Poster Exhibit, SC2002, Baltimore, MD, November 2002. Acceptance Rate approx. 30%.

Masters Theses

• Daniel Nguyen, "Workflow Critical Path: A Performance Metric for Holistic HPC Workflows" PSU CS Department Masters Thesis, 2020.
• Tejaswini Vibhute, "EPA-RIMM-V: Efficient Rootkit Detection for Virtualized Environments" PSU CS Department Masters Thesis, 2018.
• Deron Jensen, "System-wide Performance Analysis for Virtualization" PSU CS Department Masters Thesis, 2014.
• Michael Smith, "Performance Analysis of Hybrid CPU/GPU Environments" PSU CS Department Masters Thesis, 2010.
• Agniv Adhikari, "Measuring system level performance to identify bottlenecks in high end systems," PSU CS Department Masters Thesis, 2010.
• Rashawn Knapp, "Environment Aware Performance Analysis," PSU CS Department Masters Thesis, 2006.
• John Hoffman, "PPerfGrid: A Grid Services-Based Tool for the Exchange of Heterogeneous Parallel Performance Data," PSU CS Department Masters Thesis, 2004.
• Kathryn Mohror, " Infrastructure for Performance Tuning MPI Applications," PSU CS Department Masters Thesis, 2003.
• Brian Kearns, "A Performance Study of LAM and MPICH on an SMP Cluster," PSU CS Department Masters Thesis, 2002.
• Robert Jones, "Content Aware Request Distribution for High Performance Web Service: A Performance Study," PSU CS Department Masters Thesis, 2002.
• Mathew Colgrove, "Querying Geographically Dispersed, Heterogeneous Data Stores: the PPerfXchange Approach," PSU CS Department Masters Thesis, 2002.
• Christian Hansen, " Towards Comparative Profiling of Parallel Applications with PPerfDB," PSU CS Department Masters Thesis, 2001.

Dissertations

• Brian Delgado, "Extensible Performance-Aware Runtime Integrity Measurement," 2020.
• Kathryn M. Mohror, "Scalable Event Tracing on High-End Parallel Systems," 2009.