Aryabartta Sahu (Ph.D CSE, IIT Delhi)

Associate Professor
Dept. of Comp. Sc. & Engg.
IIT Guwahati, Assam-781039
Email:asahu(AT)iitg(.)ernet(.)in
Ph:+91-3612582370 		Research Interest: MPSoC/HPC Scheduling, Agentic Systems, LLM Orchestration, Cloud/Edge, System Security
Professional Membership: IEEE Senior Member, ACM Member

Updated CV : CV-ABS.pdf



Courses:
Jan-Apr 2026: Digital Design Jul-Nov 2026: CS3201M Digital Logic and Computer Architecture Jan-Apr 2025: CS331 (Prog. Lang. Lab) Jul-Nov 2025: CS1109/1110:Intro. to Computing
Jan-Apr 2024: CS528 (High Performance Computing) Jul-Nov 2024: CS221 (Digital Design) and CS242 (System Software Lab) Jan-Apr 2023 : High Perf. Comp. and Hardware Lab Jul-Nov 2023: Operating System
Jan-Apr 2021 : Prog. Lang. Lab Jul-Nov 2021: Digital Design Jan-Apr 2022 : High Perf. Comp. Jul-Nov 2022: Advanced Compiler
Jan-Apr 2019 : Intro. to Computing Jul-Nov 2019: Digital Design Jan-Apr 2020 : High Perf. Comp. Jul-Nov 2020: Python Prog. Lab
Jan-Apr 2017 :Intro. to Computing and Hardware Lab Jul-Nov 2017: High Perf. Comp. Jan-Apr 2018 :Hardware Lab Jul-Nov 2018: Digital Design and Syst. Soft. Lab
Jan-Apr 2015 :Comp. Org. and Arch. Jul-Nov 2015: Digital Design Jan-Apr 2016 : Hardware Lab Jul-Nov 2016: High Perf. Comp.
Jan-Apr 2013 :Hardware Lab Jul-Nov 2013: Prog. Lang. Lab Jan-Apr 2014 :Hardware Lab Jul-Nov 2014: Operating System
Jan-Apr 2011: Comp. Org. AND Hardware Lab Jul-Nov 2011:Digital Design Jan-Apr 2012:Intro. to Computing Jul-Nov 2012 :Adv. Comp. Arch.
Jul-Nov 2010: Comp. Peripheral Interface
PhD Students:
1 Vasanth Reddy Joined in December 2021 (Almost thesis work is done) 2 Shubhradeep Roy Joined in July 2021 ((Almost thesis work is done))
3 Suvarthi Sarkar Joined in July 2021, Thesis submitted, Working at West Australia University (Mumbai Campus) 4 K. Chitra Rethinking DRAM Design to Address Contention, Defended (12-06-2026) working @Intel India
5 Chinmaya Swain Efficient Task Scheduling on Cloud Environment : Defended (30-07-2021), working@IIM Jammu 6 Rakesh Pandey Efficient Mapping of Multi-threaded Workloads on to Chip Multiprocessors : Defended(29-07-2020), working@SynopsysBanglore
7 M S Vasudevan (Jointly with S Biswas) Enhancement of SBST Techniques for Detection of Processor Faults Defended (29-06-2020), Working@InfineonGermany 8 Manojit Ghose ( Jointly with S Karmakar) Energy aware online task scheduling on multi-cores and cloud, Defended (04-12-2018), working@IIT Palakkad

List of Research Projects (With MTech/BTech/PhD Students): Here

Journal Publications:
  1. Shubhradeep Roy, Suvarthi Sarkar, Vivek Verma, Aryabartta Sahu: DSPE: Profit Maximization in Edge-Cloud Storage Systems using Dynamic Space Partitioning with Erasure Code. Accepted in IEEE System Journal Q1 in SCIMAJO, IF=4.9
  2. Suvarthi Sarkar, Abinash Kumar Ray, Aryabartta Sahu: Maximizing Revenue in Roadside Green Edge Server System. IEEE Transaction of Comsumer Electronics (2026) vol. 72, no. 2, pp. 2996-3007, May 2026, doi: 10.1109/TCE.2026.3678374. TCE, Q1 in SCIMAJO, IF=10.9
  3. Suvarthi Sarkar, Nandini Sharma, Akshat Mittal, Aryabartta Sahu: Power aware container placement in cloud computing with affinity and cubic power model. Computing 107(11): 221 (2025) Computing, IF=2.95, Q1 in SCIMAJO
  4. Suvarthi Sarkar, Akshat Arun, Harshit Surekha, Aryabartta Sahu: Efficient Profit Maximization in Reliability Concerned Static Vehicular Cloud System, Future Generation Computer Systems, 171: 107850 (2025) FGCS, IF=6.2, Q1 in SCIMAJO
  5. Rakesh Pandey, Aryabartta Sahu: Performance and Area Trade-Off of 3D-Stacked DRAM Based Chip Multiprocessor with Hybrid Interconnect. IEEE Transaction on Emerging Topics of Computing. 9(4): 1945-1959 (2021) TETC, IF=7.691, Q1 in SCIMAJO
  6. Manoj Kumar, Aryabartta Sahu, Pinaki Mitra: A comparison of different metaheuristics for the quadratic assignment problem in accelerated systems. Applied Soft Computing. 100: 106927 (2021), ASC, IF=6.725, Q1 in SCIMAJO
  7. Chinmaya Kumar Swain, Aryabartta Sahu, Reliability Ensured Efficient Scheduling With Replication in Cloud Environment, IEEE System Journal, 2021, DOI: 10.1109/JSYST.2021.3112098, 9557876, SysJour, IF=3.91, Q1 in SCIMAJO
  8. Rakesh Pandey, Aryabartta Sahu: Run-time adaptive data page mapping: A Comparison with 3D-stacked DRAM cache. Journal of System Architecture 110: 101798 (2020), JSA, IF=3.77, Q1 in SCIMAJO
  9. Manojit Ghose, Aryabartta Sahu, Sushanta Karmakar: Urgent point aware energy-efficient scheduling of tasks with hard deadline on virtualized cloud system. Sustain. Computing: Informatics System, 28: 100416 (2020) SCIS IF=4.028, Q1 in SCIMAJO
  10. CK Swain, R Shankar, A Sahu: Edge data distribution as a network Steiner tree estimation in edge computing. Computing, 2024, Core Rank A, IF=2.95, Q1 in SCIMAJO
  11. Manojit Ghose, Sawinder Kaur, Aryabartta Sahu: Scheduling real time tasks in an energy-efficient way using VMs with discrete compute capacities. Computing 102(1): 263-294 (2020), 2020 Core Rank A, IF=2.95, Q1 in SCIMAJO
  12. Chinmaya Kumar Swain, Aryabartta Sahu: Interference Aware Workload Scheduling for Latency Sensitive Tasks in Cloud Environment. Computing 104(4): 925-950 (2022). Core Rank A, IF=2.95, Q1 in SCIMAJO
  13. Chinmaya Kumar Swain, Neha Saini, Aryabartta Sahu: Reliability aware scheduling of bag of real time tasks in cloud environment. Computing 102(2): 451-475 (2020) 2020 Core Rank A, IF=2.95, Q1 in SCIMAJO
  14. Vasudevan Madampu Suryasarman, Santosh Biswas, Aryabartta Sahu: RSBST: an Accelerated Automated Software-Based Self-Test Synthesis for Processor Testing. J. Electron. Test.: Theory and Application 35(5): 695-714 (2019) JETTA, IF=1.01
  15. Vasudevan Madampu Suryasarman, Santosh Biswas, Aryabartta Sahu: Automation of Test Program Synthesis for Processor Post-silicon Validation. J J. Electron. Test.: Theory and Application 34(1): 83-103 (2018) JETTA, IF=1.01
  16. Vasudevan Madampu Suryasarman, Santosh Biswas, Aryabartta Sahu: Fragmented software-based self-test technique for online intermittent fault detection in processors. IET Comput. Digit. Tech. 15(1): 56-76 (2021), IF=0.818
  17. Chinmaya Kumar Swain, Bhawana Gupta, Aryabartta Sahu: Constraint aware profit maximization scheduling of tasks in heterogeneous datacenters. Computing 102(10): 2229-2255 (2020) 2020 Core Rank A, IF=2.95, Q1 in SCIMAJO
  18. Tarun K. Agrawal, Aryabartta Sahu, Manojit Ghose, R. Sharma: Scheduling chained multiprocessor tasks onto large multiprocessor system. Computing 99(10): 1007-1028 (2017), 2020 Core Rank A, IF=2.95, Q1 in SCIMAJO
  19. Manojit Ghose, Aryabartta Sahu, Sushanta Karmakar: Energy Efficient Online Scheduling of Real Time Tasks on Large Multi-threaded Multiprocessor Systems. J. Inf. Sci. Eng. 34(6): 1599-1615 (2018), IF=0.541
Conference Publications:
  1. Vishva Ranjan Singh, Shivam Godayal, Sanyam Garg, Devashree Tripathy, Aryabartta Sahu, "Optimizing Quantized GEMV for LLM Inference", 30th Annual IEEE High Performance Extreme Computing, 2026
  2. Subhradeep Roy, Suvarthi Sarkar, Koushik Mukka, Tanish Verma, Aryabartta Sahu, Data-Parallel and Heterogeneity-Aware Scheduling for Geo-Distributed Serverless Scientific Workflows, IEEE Cloud 2026, Sydney Australia [[simple google/chatgpt it "top conference on cloud computing and services"]]
  3. Suvarthi Sarkar, Abhishek Hazra, Akshat Mittal, Aryabartta Sahu,LLM-Based Multi-Agent Collaboration for Constrained Multi-Objective Container Placement, IEEE Cloud 2026, Sydney Australia
  4. Vasantha Reddy, Chandrashekhar Dharmaraja, Suvarthi Sarkar, Aryabartta Sahu, C-PCP: Correlation-Aware Proportional Critical Path Scheduling for Input-Sensitive Serverless Workflows, IEEE Cloud 2026, Sydney Australia.
  5. Suvarthi Sarkar, Aditya Gupta, Salil Kashyap, Aryabartta Sahu: DriveCache: On-Board Compute Caching for Scalable Vehicular Edge Computing Networks, in International Symposium on Cluster, Cloud, and Internet Computing, 2026, (CCgrid 2026) . [[simple google/chatgpt it "top conference on cloud computing, grid and services"]]
  6. K. Chitra, Arjun Dey, Aryabartta Sahu, Minesh Patel: Mitigating Row Buffer Contention Through Multiple Row Buffer (MRB) DRAM, Best Poster Award in ACM International Symposium on Memory Systems, MEMSYS 2025, Washington DC, USA .
  7. K. Chitra, Arjun Dey, Aryabartta Sahu, Minesh Patel: Split Write DRAM: Reducing DRAM Access Latency by Mitigating Read-Write Interference, in ACM International Symposium on Memory Systems, MEMSYS 2025, Washington DC, USA .
  8. K. Chitra, Arjun Dey, Aryabartta Sahu, Minesh Patel: Multiple Row Buffer DRAM, Accepted in IEEE/ACM Design Automation Conference (DAC) 2025 as Late Braking Result .
  9. K. Chitra, Arjun Dey, Aryabartta Sahu: Efficient Mitigation of DRAM Row Buffer Conflict using Request Clustering in Manycore Systems, in IEEE VLSI Design 2025 .
  10. Manojit Ghose, Gandhi Preet Rakesh Bhai, Aryabartta Sahu: Maximizing Profit of the Service Providers through Efficient Content Placement and Retrieval in an IoT-enabled Edge-Cloud Platform, IEEE ANTS 2024 .
  11. Manojit Ghose, Krishna Prabin Pandey, Niyati Chaudhary, Aryabartta Sahu: Soft Reliability Aware Scheduling of Real-time Applications on Cloud with MTTF constraints, IEEE/ACM CCGrid 2023 .
  12. Shubhradeep Roy, Suvarthi Sarkar, Aryabartta Sahu, Profit Maximization using Colloborative Storage Management in Multi-tier Cloud System. IEEE HiPC 2023
  13. A Sahu, “Temperature Aware Scheduling and Mapping of Multiphase Application on to Chip Multiprocessor”, in ACM/IEEE/IFIP Design automation and Test in Europe, (DATE 2016), March 14-18 2016. (single author), One of the top conerence in Design Automation Area
  14. Aryabartta Sahu, M. Balakrishnan, Preeti Ranjan Panda: A generic platform for estimation of multi-threaded program performance on heterogeneous multiprocessors. DATE 2009: 1018-1023
  15. Vivek Kumar, Chinmaya Kumar Swain, Aryabartta Sahu: Energy Efficient Dynamic Load Balancing using Self-Organized Criticality in Grid Computing. IEEE HPCC /DSS/SmartCity/DependSys 2022: 979-986, Core Ranking B Catagory
  16. Avadhesh Sharma; Chinmaya Kumar Swain; Aryabartta Sahu: Efficient Welfare Maximization in Fog-Edge Computing Environment; IEEE HPCC /SmartCity/DSS 2021, Core Ranking B Catagory
  17. Chinmaya Kumar Swain; Vaibhav Gupta; Aryabartta Sahu : Energy Efficient and QoS Aware Multi-Level Mobile Cloud Offloading, IEEE HPCC /SmartCity/DSS 2021, Core Ranking B Catagory
  18. Vasudevan Madampu Suryasarman, Santosh Biswas, Aryabartta Sahu: Automated Low-Cost SBST Optimization Techniques for Processor Testing. IEEE VLSI Design 2021: 299-304
  19. Rakesh Pandey, Aryabartta Sahu: Access-Aware Self-Adaptive Data Mapping onto 3D-Stacked Hybrid DRAM-PCM Based Chip-Multiprocessor. IEEE HPCC /SmartCity/DSS 2019: 389-396, , Core Ranking B Catagory
  20. Vasudevan M. S, Santosh Biswas, Aryabartta Sahu: RSBST: A Rapid Software-Based Self-Test Methodology for Processor Testing. IEEE VLSI Design 2019: 112-117
  21. Chinmaya Kumar Swain, Aryabartta Sahu: Interference Aware Scheduling of Real Time Tasks in Cloud Environment. IEEE HPCC /SmartCity/DSS 2018: 974-979, Core Ranking B Catagory
  22. Manojit Ghose, Pratyush Verma, Sushanta Karmakar, Aryabartta Sahu: Energy Efficient Scheduling of Scientific Workflows in Cloud Environment. IEEE HPCC /SmartCity/DSS 2017: 170-177
  23. Sawinder Kaur, Manojit Ghose, Aryabartta Sahu: Energy Efficient Scheduling of Real-Time Tasks in Cloud Environment. IEEE HPCC /SmartCity/DSS 2017: 178-185
  24. Rakesh Pandey, Aryabartta Sahu: Efficient Mapping of Multi-threaded Applications onto 3D Stacked Chip-Multiprocessor. IEEE HPCC /SmartCity/DSS 2017: 324-331
  25. Aryabartta Sahu, Saparapu Ramakrishna: Creating heterogeneity at run time by dynamic cache and bandwidth partitioning schemes. ACM SAC 2014: 872-879
  26. Saurav Kumar, Aryabartta Sahu: Benchmarking and Analysis of Variations of Work Stealing Scheduler on Clustered System. IEEE PDCAT 2014: 28-35
  27. Sahil Kumar, Nitesh Singal, Aryabartta Sahu: Comparison of Binding Approaches of Scheduled Multiphase Application onto Linear Multicore Architecture. IEEE PDCAT 2014: 90-97
  28. Bhoopendra Kumar, Aryabartta Sahu: Online Scheduling of Applications on 3D Stacked Large Chip Multiprocessor. IEEE PDCAT 2014: 166-173
  29. Manojit Ghose, Aryabartta Sahu, Sushanta Karmakar: Energy Efficient Scheduling of Real Time Tasks on Large Systems. IEEE PDCAT 2016: 99-104
  30. Desai Suresh Kumar Amrutlal;Aryabartta Sahu: Scheduling of multi-phase applications on to mesh multicore architecture, 2014 Annual IEEE India Conference, 2014
  31. Navin Kumar;Aryabartta Sahu: DDGSim: GPU based simulator for large multicore with bufferless NoC, 2014 Annual IEEE India Conference, 2014