Publications

• Approxilyzer: Towards A Systematic Framework for Instruction-Level Approximate Computing and its Applications to Hardware Resiliency, Radha Venkatagiri, Abdulrahman Mahmoud, Siva Kumar Sastry Hari, and Sarita V. Adve, in the 49th IEEE/ACM International Symposium on Microarchitecture (MICRO), October 2016.
   
  
• Resilience Characterization of a Vision Analytics Application Under Varying Degrees of Approximation, Radha Venkatagiri, Karthik Swaminathan, Chung-Ching Lin, Liang Want, Alper Buyuktosunoglu, Pradip Bose, and Sarita V. Adve, in the 2016 IEEE International Symposium on Workload Characterization (IISWC), September 2016.
   
  
• Towards More Precision in Approximate Computing, Radha Venkatagiri, Abdulrahman Mahmoud, and Sarita V. Adve, in the 2016 Workshop on Approximate Computing Across the Stack (WAX), April 2016.
   
  
• Hardware Fault Recovery for I/O Intensive Applications, Pradeep Ramachandran, Siva Kumar Sastry Hari, Manlap Li, Sarita V. Adve, in ACM Transactions on Architecture and Code Optimization (TACO), October 2014.
  
  
• GangES: Gang Error Simulation for Hardware Resiliency Evaluation, S. Hari, R. Venkatagiri, S. V. Adve, and H. Naeimi, Proceedings of the International Symposium on Computer Architecture (ISCA), June 2014.
  
  
• Addressing Failures in Exascale Computing, M. Snir, R. W. Wisniewski, J. A. Abraham, S. V. Adve, S. Bagchi, P. Balaji, J. Belak, P. Bose, F. Cappello, B. Carlson, A. A. Chien, P. Coteus, N. A. Debardeleben, P. Diniz, C. Engelmann, M. Erez, S. Fazzari, A. Geist, R. Gupta, F. Johnson, S. Krishnamoorthy, S. Leyffer, D. Liberty, S. Mitra, T. Munson, R. Schreiber, J. Stearley, E. V. Hensbergen. International Journal of High Performance Computing Applications, vol. 28, issue 2, May 2014, pp 129-173, first published online on March 21, 2014. (Preliminary version available as an ANL technical report.)
  
  
• Relyzer: Application Resiliency Analyzer for Transient Faults, Siva kumar Sastry Hari, Sarita V. Adve, Helia Naeimi, and Pradeep Ramachandran, in IEEE Micro, special issue on the Top Picks from the 2012 Computer Architecture Conferences, vol. 33, issue 3, May - June 2013. (One of eleven papers chosen.)
  
  
• Low-cost Program-level Detectors for Reducing Silent Data Corruptions, Siva Kumar Sastry Hari, Sarita V. Adve, Helia Naeimi, Proceedings of the IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), June 2012.
  
  
• CrashTest'ing SWAT: Accurate, Gate-Level Evaluation of Symptom-Based Resiliency Solutions, A. Pellegrini, R. Smolinski, X. Fu, L. Chen, S. K. S. Hari, J. Jiang, S. V. Adve, T. Austin, V. Bertacco, Proceedings of the Design, Automation and Test in Europe (DATE) , March 2012.
  
  
• Relyzer: Exploiting Application-Level Fault Equivalence to Analyze Application Resiliency to Transient Faults, Siva Kumar Sastry Hari, Sarita V. Adve, Helia Naeimi, and Pradeep Ramachandran, to appear in the Proceedings of Architectural Support for Programming Languages and Operating Systems (ASPLOS), March 2012.
  
  
• Understanding When Symptom Detectors Work by Studying Data-Only Application Values, Pradeep Ramachandran, Siva Kumar Sastry Hari, Sarita Adve, and Helia Naeimi, in the Proceedings of IEEE Workshop on Silicon Errors in Logic - System Effects (SELSE), March 2011.
  
  
• Relyzer: Application Resiliency Analyzer for Transient Faults, Siva Kumar Sastry Hari, Helia Naeimi, Pradeep Ramachandran, and Sarita Adve, in the Proceedings of IEEE Workshop on Silicon Errors in Logic - System Effects (SELSE), March 2011.
  
  
• CrashTest'ing SWAT: Accurate, Gate-Level Evaluation of Symptom-Based Resiliency Solutions, A. Pellegrini, R. Smolinski, X. Fu, L. Chen, S. K. S. Hari, J. Jiang, S. V. Adve, T. Austin, V. Bertacco, in the Proceedings of IEEE Workshop on Silicon Errors in Logic - System Effects (SELSE), March 2011.
  
  
• Architectures for Online Error Detection and Recovery in Multicore Processors, Dimitris Gizopoulos, Mihalis Psarakis, Sarita V. Adve, Pradeep Ramachandran, Siva Kumar Sastry Hari, Daniel Sorin, Albert Meixner, Arijit Biswas, and Xavier Vera, to appear in the Proceedings of the Design, Automation and Test in Europe (DATE), March 2011.
  
  
• mSWAT: Low-Cost Hardware Fault Detection and Diagnosis for Multicore Systems, Siva Kumar Sastry Hari, Man-Lap Li, Pradeep Ramachandran, Byn Choi, and Sarita V. Adve, to appear in the Proceedings of the 42nd International Symposium on Microarchitecture (MICRO), December 2009. (ppt)
  
  
• Accurate Microarchitecture-Level Fault Modeling for Studying Hardware Faults, Man-Lap Li, Pradeep Ramachandran, Ulya R. Karpuzcu, Siva Kumar Sastry Hari, and Sarita V. Adve, Proceedings of the 15th International Symposium on High-Performance Computer Architecture (HPCA), February 2009.
  
  
• Trace-Based Microarchitecture-Level Diagnosis of Permanent Hardware Faults, Man-Lap Li, Pradeep Ramchandran, Swarup Kumar Sahoo, Sarita Adve, Vikram Adve, and Yuanyuan Zhou, Proceedings of the International Conference on Dependable Systems and Networks (DSN), June 2008.
  
  
• Using Likely Program Invariants for Hardware Reliability, Swarup Kumar Sahoo, Man-Lap Li, Pradeep Ramchandran, Sarita Adve, Vikram Adve, and Yuanyuan Zhou, Proceedings of the International Conference on Dependable Systems and Networks (DSN), June 2008.
  
  
• SWAT: An Error Resilient System , Man-Lap Li, Pradeep Ramchandran, Sarita Adve, Vikram Adve, and Yuanyuan Zhou , to appear in the Fourth Workshop on Silicon Errors in Logic - System Effects (SELSE - IV), March 2008.
  
  
• Understanding the Propagation of Hard Errors to Software and Implications for Resilient System Design, Man-Lap Li, Pradeep Ramchandran, Swarup Kumar Sahoo, Sarita Adve, Vikram Adve, and Yuanyuan Zhou , Proceedings of International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS), March 2008 .
  
  
• Towards a Hardware-Software Co-designed Resilient System, Man-Lap Li, Pradeep Ramchandran, Sarita Adve, Vikram Adve and Yuanyuan Zhou , Third Workshop on Silicon Errors in Logic - System Effects (SELSE - III), April 2007.
  
  

Talks

• Hardware Fault Recovery for I/O Intensive Applications, High Performance and Embedded Architecture and Compilation, January 2015.
• Low-cost Program-level Detectors for Reducing Silent Data Corruptions by Siva Hari at DSN, 2012
• Relyzer: Exploiting Application-Level Fault Equivalence to Analyze Application Resiliency to Transient Faults by Siva Hari at ASPLOS, 2012
• SWAT: Designing Resilient Hardware by Treating Software Anomalies, an invited talk by Sarita Adve at University of Michigan, Feb 2010
• mSWAT: Low-Cost Hardware Fault Detection and Diagnosis for Multicore Systems, at the 42nd International Symposium on Microarchitecture (MICRO), Dec 2009
• Application-Aware SoftWare AnomalyTreatment (SWAT) of Hardware Faults by Sarita Adve at the GSRC Annual Symposium, Sep 2009
• SWAT: Designing Resilient Hardware by Treating Software Anomalies, by Pradep Ramachandran at Intel, Oct 2009
• MSWAT: Hardware Fault Detection and Diagnosis for Multicore Systems, by Siva Hari at the GSRC E-Workshop, July 2009
• Using Likely Program Invariants to Detect Hardware Errors, by Swarup Sahoo at DSN, 2008
• SWAT: Designing Resilient Hardware by Treating Software Anomalies, by Pradeep Ramachandran at the GSRC Annual Symposium, Sep 2008
• Towards a Hardware-Software Co-Designed Resilient System, by Alex Li at SELSE, 2007

Posters

• MSWAT: Low-Cost Hardware Fault Detection and Diagnosis for Multicore Systems, Siva Kumar Sastry Hari, Man-Lap Li, Pradeep Ramachandran, Byn Choi, and Sarita Adve, in the Giga-Scale Research Center (GSRC) Annual Symposium, 2009
   
• Application Aware SoftWare Anomaly Treatment, Pradeep Ramachandran, Siva Kumar Sastry Hari, Man-Lap Li, Sarita Adve, and Shobha Vasudevan, in the Giga-Scale Research Center (GSRC) Annual Symposium, 2009
   
• SWAT: Hardware Reliability through Software Anomaly Treatment, Man-Lap Li, Pradeep Ramachandran, Swarup Sahoo, Siva Kumar Sastry Hari, Sarita Adve, Vikram Adve, and Yuanyuan Zhou, in the Giga-Scale Research Center (GSRC) Annual Symposium, 2008
   
• SWAT-Sim: Accurate Microarchitecture-level Fault Models, Man-Lap Li, Pradeep Ramachandran, Rahmet Ulya Karpuzcu, Siva Kumar Sastry Hari, and Sarita Adve, in the Giga-Scale Research Center (GSRC) Annual Symposium, 2008
  
  

Ph.D. Theses

• Detecting and Recovering from In-core Hardware Faults through Software Anomaly Treatment, Pradeep Ramachandran, 2011.  
• SWAT: Designing Resilient Hardware by Treating Software Anomalies, Man-Lap (Alex) Li, 2009.