Ahmad Afsahi - RankMe

77 papers A 9B 10C 14Misc 3Journal 17Unranked 23

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Accelerating Intra-Node GPU Communication: A Performance Model for Multi-Path Transfers. SC Workshops Amir Hossein Sojoodi, Mohammad Akbari, Hamed Sharifian, Ali Farazdaghi, Ryan E. Grant, Ahmad Afsahi
2025	C	`conf`	Cascade: a Collaborative Algorithm for Scalable and Efficient Neighborhood Allgather. CLUSTER Hamed Sharifian, Amir Hossein Sojoodi, Ahmad Afsahi
2025	—	`conf`	Collaborative Bandwidth-Efficient Intra-Node Allreduce. IPDPS (Workshops) Amir Hossein Sojoodi, Ali Farazdaghi, Hamed Sharifian, Ryan E. Grant, Ahmad Afsahi
2025	C	`conf`	Utilizing Network Hardware Parallelism for MPI Partitioned Collective Communication. PDP Yiltan Hassan Temuçin, Amirreza Barati Sedeh, Whit Schonbein, Ryan E. Grant, Ahmad Afsahi
2024	C	`conf`	A Topology- and Load-Aware Design for Neighborhood Allgather. CLUSTER Hamed Sharifian, Amir Hossein Sojoodi, Ahmad Afsahi
2024	—	`conf`	Design and Implementation of MPI-Native GPU-Initiated MPI Partitioned Communication. SC Workshops Yiltan Hassan Temuçin, Whit Schonbein, Scott Levy, Amir Hossein Sojoodi, Ryan E. Grant, Ahmad Afsahi
2024	—	`conf`	Enhancing Intra-Node GPU-to-GPU Performance in MPI+UCX through Multi-Path Communication. ExHET@PPoPP Amir Hossein Sojoodi, Yiltan Hassan Temucin, Ahmad Afsahi
2024	C	`conf`	ROCm-Aware Leader-based Designs for MPI Neighbourhood Collectives. ISC Yiltan Hassan Temuçin, Mahdieh Gazimirsaeed, Ryan E. Grant, Ahmad Afsahi
2023	C	`conf`	A Dynamic Network-Native MPI Partitioned Aggregation Over InfiniBand Verbs. CLUSTER Yiltan Hassan Temuçin, Scott Levy, Whit Schonbein, Ryan E. Grant, Ahmad Afsahi
2022	J	`jnl`	Accelerating Deep Learning Using Interconnect-Aware UCX Communication for MPI Collectives. IEEE Micro Yiltan Hassan Temuçin, Amir Hossein Sojoodi, Pedram Alizadeh, Benjamin Kitor, Ahmad Afsahi
2022	C	`conf`	Efficient Process Arrival Pattern Aware Collective Communication for Deep Learning. EuroMPI Pedram Alizadeh, Amir Hossein Sojoodi, Yiltan Hassan Temuçin, Ahmad Afsahi
2022	B	`conf`	Micro-Benchmarking MPI Partitioned Point-to-Point Communication. ICPP Yiltan Hassan Temuçin, Ryan E. Grant, Ahmad Afsahi
2021	Misc	`conf`	Efficient Multi-Path NVLink/PCIe-Aware UCX based Collective Communication for Deep Learning. HOTI Yiltan Hassan Temuçin, Amir Hossein Sojoodi, Pedram Alizadeh, Ahmad Afsahi
2020	J	`jnl`	Communication-aware message matching in MPI. Concurr. Comput. Pract. Exp. S. Mahdieh Ghazimirsaeed, Seyed Hessam Mirsadeghi, Ahmad Afsahi
2019	J	`jnl`	A dynamic, unified design for dedicated message matching engines for collective and point-to-point communications. Parallel Comput. S. Mahdieh Ghazimirsaeed, Ryan E. Grant, Ahmad Afsahi
2019	A	`conf`	An Efficient Collaborative Communication Mechanism for MPI Neighborhood Collectives. IPDPS S. Mahdieh Ghazimirsaeed, Seyed Hessam Mirsadeghi, Ahmad Afsahi
2019	B	`conf`	Fuzzy Matching: Hardware Accelerated MPI Communication Middleware. CCGRID Matthew G. F. Dosanjh, Whit Schonbein, Ryan E. Grant, Patrick G. Bridges, S. Mahdieh Ghazimirsaeed, Ahmad Afsahi
2018	—	`conf`	A Dedicated Message Matching Mechanism for Collective Communications. ICPP Workshops S. Mahdieh Ghazimirsaeed, Ryan E. Grant, Ahmad Afsahi
2018	J	`jnl`	Design considerations for GPU-aware collective communications in MPI. Concurr. Comput. Pract. Exp. Iman Faraji, Ahmad Afsahi
2018	B	`conf`	The Case for Semi-Permanent Cache Occupancy: Understanding the Impact of Data Locality on Network Processing. ICPP Matthew G. F. Dosanjh, S. Mahdieh Ghazimirsaeed, Ryan E. Grant, Whit Schonbein, Michael J. Levenhagen, Patrick G. Bridges, Ahmad Afsahi
2017	Misc	`conf`	Exploiting Common Neighborhoods to Optimize MPI Neighborhood Collectives. HiPC Seyed Hessam Mirsadeghi, Jesper Larsson Träff, Pavan Balaji, Ahmad Afsahi
2017	J	`jnl`	Exploiting heterogeneity of communication channels for efficient GPU selection on multi-GPU nodes. Parallel Comput. Iman Faraji, Seyed Hessam Mirsadeghi, Ahmad Afsahi
2016	C	`conf`	MAGC: A Mapping Approach for GPU Clusters. SBAC-PAD Seyed Hessam Mirsadeghi, Iman Faraji, Ahmad Afsahi
2016	—	`conf`	PTRAM: A Parallel Topology-and Routing-Aware Mapping Framework for Large-Scale HPC Systems. IPDPS Workshops Seyed Hessam Mirsadeghi, Ahmad Afsahi
2016	—	`conf`	Topology-Aware GPU Selection on Multi-GPU Nodes. IPDPS Workshops Iman Faraji, Seyed Hessam Mirsadeghi, Ahmad Afsahi
2016	—	`conf`	Topology-Aware Rank Reordering for MPI Collectives. IPDPS Workshops Seyed Hessam Mirsadeghi, Ahmad Afsahi
2015	—	`conf`	Hyper-Q aware intranode MPI collectives on the GPU. ESPM@SC Iman Faraji, Ahmad Afsahi
2015	—	`ch.`	Scalable Network Communication Using Unreliable RDMA. Handbook on Data Centers Ryan E. Grant, Mohammad J. Rashti, Pavan Balaji, Ahmad Afsahi
2015	J	`jnl`	Scalable connectionless RDMA over unreliable datagrams. Parallel Comput. Ryan E. Grant, Mohammad J. Rashti, Pavan Balaji, Ahmad Afsahi
2014	J	`jnl`	A fast and resource-conscious MPI message queue mechanism for large-scale jobs. Future Gener. Comput. Syst. Judicael A. Zounmevo, Ahmad Afsahi
2014	J	`jnl`	Extreme-scale computing services over MPI: Experiences, observations and features proposal for next-generation message passing interface. Int. J. High Perform. Comput. Appl. Judicael A. Zounmevo, Dries Kimpe, Robert B. Ross, Ahmad Afsahi
2014	—	`conf`	GPU-Aware Intranode MPI_Allreduce. EuroMPI/ASIA Iman Faraji, Ahmad Afsahi
2014	—	`conf`	Intra-Epoch Message Scheduling To Exploit Unused or Residual Overlapping Potential. EuroMPI/ASIA Judicael A. Zounmevo, Ahmad Afsahi
2014	A	`conf`	Nonblocking Epochs in MPI One-Sided Communication. SC Judicael A. Zounmevo, Xin Zhao, Pavan Balaji, William Gropp, Ahmad Afsahi
2013	C	`conf`	Mercury: Enabling remote procedure call for high-performance computing. CLUSTER Jérome Soumagne, Dries Kimpe, Judicael A. Zounmevo, Mohamad Chaarawi, Quincey Koziol, Ahmad Afsahi, Robert B. Ross
2013	B	`conf`	Toward Asynchronous and MPI-Interoperable Active Messages. CCGRID Xin Zhao, Darius Buntinas, Judicael A. Zounmevo, James Dinan, David Goodell, Pavan Balaji, Rajeev Thakur, Ahmad Afsahi, William Gropp
2013	C	`conf`	Using MPI in high-performance computing services. EuroMPI Judicael A. Zounmevo, Dries Kimpe, Robert B. Ross, Ahmad Afsahi
2012	—	`conf`	A study of hardware performance monitoring counter selection in power modeling of computing systems. IGCC Reza Zamani, Ahmad Afsahi
2012	B	`conf`	An Efficient MPI Message Queue Mechanism for Large-scale Jobs. ICPADS Judicael A. Zounmevo, Ahmad Afsahi
2012	C	`conf`	Designing an Offloaded Nonblocking MPI_Allgather Collective Using CORE-Direct. CLUSTER Grigori Inozemtsev, Ahmad Afsahi
2011	J	`jnl`	Exploiting application buffer reuse to improve MPI small message transfer protocols over RDMA-enabled networks. Clust. Comput. Mohammad J. Rashti, Ahmad Afsahi
2011	C	`conf`	Investigating Scenario-Conscious Asynchronous Rendezvous over RDMA. CLUSTER Judicael A. Zounmevo, Ahmad Afsahi
2011	C	`conf`	Multi-core and Network Aware MPI Topology Functions. EuroMPI Mohammad J. Rashti, Jonathan Green, Pavan Balaji, Ahmad Afsahi, William Gropp
2011	J	`jnl`	Process Arrival Pattern Aware Alltoall and Allgather on InfiniBand Clusters. Int. J. Parallel Program. Ying Qian, Ahmad Afsahi
2011	A	`conf`	RDMA Capable iWARP over Datagrams. IPDPS Ryan E. Grant, Mohammad J. Rashti, Ahmad Afsahi, Pavan Balaji
2010	B	`conf`	A study of hardware assisted IP over InfiniBand and its impact on enterprise data center performance. ISPASS Ryan E. Grant, Pavan Balaji, Ahmad Afsahi
2010	J	`jnl`	Adaptive estimation and prediction of power and performance in high performance computing. Comput. Sci. Res. Dev. Reza Zamani, Ahmad Afsahi
2010	Misc	`conf`	iWARP redefined: Scalable connectionless communication over high-speed Ethernet. HiPC Mohammad J. Rashti, Ryan E. Grant, Ahmad Afsahi, Pavan Balaji
2009	J	`jnl`	A Speculative and Adaptive MPI Rendezvous Protocol Over RDMA-enabled Interconnects. Int. J. Parallel Program. Mohammad J. Rashti, Ahmad Afsahi
2009	B	`conf`	Evaluation of ConnectX Virtual Protocol Interconnect for Data Centers. ICPADS Ryan E. Grant, Ahmad Afsahi, Pavan Balaji
2009	A	`conf`	Improving RDMA-based MPI eager protocol for frequently-used buffers. IPDPS Mohammad J. Rashti, Ahmad Afsahi
2009	J	`jnl`	Improving energy efficiency of asymmetric chip multithreaded multiprocessors through reduced OS noise scheduling. Concurr. Comput. Pract. Exp. Ryan E. Grant, Ahmad Afsahi
2009	—	`conf`	Process Arrival Pattern and Shared Memory Aware Alltoall on InfiniBand. PVM/MPI Ying Qian, Ahmad Afsahi
2008	—	`conf`	An Analysis of QoS Provisioning for Sockets Direct Protocol vs. IPoIB over Modern InfiniBand Networks. ICPP Workshops Ryan E. Grant, Mohammad J. Rashti, Ahmad Afsahi
2008	J	`jnl`	Efficient shared memory and RDMA based collectives on multi-rail QsNet Clust. Comput. Ying Qian, Ahmad Afsahi
2008	—	`conf`	Improving Communication Progress and Overlap in MPI Rendezvous Protocol over RDMA-enabled Interconnects. HPCS Mohammad J. Rashti, Ahmad Afsahi
2007	A	`conf`	10-Gigabit iWARP Ethernet: Comparative Performance Analysis with InfiniBand and Myrinet-10G. IPDPS Mohammad J. Rashti, Ahmad Afsahi
2007	A	`conf`	A Comprehensive Analysis of OpenMP Applications on Dual-Core Intel Xeon SMPs. IPDPS Ryan E. Grant, Ahmad Afsahi
2007	C	`conf`	A feasibility analysis of power-awareness and energy minimization in modern interconnects for high-performance computing. CLUSTER Reza Zamani, Ahmad Afsahi, Ying Qian, V. Carl Hamacher
2007	—	`conf`	Assessing the Ability of Computation/Communication Overlap and Communication Progress in Modern Interconnects. Hot Interconnects Mohammad J. Rashti, Ahmad Afsahi
2007	—	`conf`	High Performance RDMA-based Multi-port All-gather on Multi-rail QsNet II. HPCS Ying Qian, Ahmad Afsahi
2007	C	`conf`	Improving system efficiency through scheduling and power management. CLUSTER Ryan E. Grant, Ahmad Afsahi
2007	B	`conf`	RDMA-based and SMP-aware Multi-port All-Gather on Multi-rail QsNet^II SMP Clusters. ICPP Ying Qian, Ahmad Afsahi
2006	A	`conf`	Efficient RDMA-based multi-port collectives on multi-rail QsNet IPDPS Ying Qian, Ahmad Afsahi
2006	J	`jnl`	Performance evaluation of the Sun Fire Link SMP clusters. Int. J. High Perform. Comput. Netw. Ying Qian, Ahmad Afsahi, Nathan R. Fredrickson, Reza Zamani
2006	A	`conf`	Power-performance efficiency of asymmetric multiprocessors for multi-threaded scientific applications. IPDPS Ryan E. Grant, Ahmad Afsahi
2005	—	`conf`	Communication Characteristics of Message-Passing Scientific and Engineering Applications. IASTED PDCS Reza Zamani, Ahmad Afsahi
2004	B	`conf`	Myrinet Networks: A Performance Study. NCA Ying Qian, Ahmad Afsahi, Reza Zamani
2004	—	`conf`	Performance Evaluation of the Sun Fire Link SMP Clusters. HPCS Ying Qian, Ahmad Afsahi, Nathan R. Fredrickson, Reza Zamani
2003	A	`conf`	Performance characteristics of openMP constructs, and application benchmarks on a large symmetric multiprocessor. ICS Nathan R. Fredrickson, Ahmad Afsahi, Ying Qian
2002	J	`jnl`	Analysis of a Latency Hiding Broadcasting Algorithm on a Reconfigurable Optical Interconnect. Parallel Process. Lett. Ahmad Afsahi, Nikitas J. Dimopoulos
2002	—	`conf`	Architectural Extensions to Support Efficient Communication Using Message Prediction. HPCS Ahmad Afsahi, Nikitas J. Dimopoulos
2002	J	`jnl`	Efficient communication using message prediction for clusters of multiprocessors. Concurr. Comput. Pract. Exp. Ahmad Afsahi, Nikitas J. Dimopoulos
2000	—	`conf`	Efficient Communication Using Message Prediction for Cluster Multiprocessors. CANPC Ahmad Afsahi, Nikitas J. Dimopoulos
1999	—	`conf`	Hiding Communication Latency in Reconfigurable Message-Passing Environments. IPPS/SPDP Ahmad Afsahi, Nikitas J. Dimopoulos
1998	—	`conf`	Communications Latency Hiding Techniques for a Reconfigurable Optical Interconnect: Benchmark Studies. PARA Ahmad Afsahi, Nikitas J. Dimopoulos
1997	B	`conf`	Collective Communications on a Reconfigurable Optical Interconnect. OPODIS Ahmad Afsahi, Nikitas J. Dimopoulos