Manya Ghobadi

Photo credit: Lillie Paquette / MIT School of Engineering

Email: ghobadi at csail dot mit dot edu

Office: 32 Vassar Street, Cambridge, G940

Research Interests

High-Performance Cloud Infrastructure

Systems for Machine Learning

Hardware-Software Co-design

Data Center Networks

Network Optimization

Optical Networks


Fall 2019: 6.829 Computer Networks

Spring 2019: 6.033 System Engineering

TIBCO Career Development Assistant Professor
Computer Science & Artificial Intelligence Laboratory
Department of Electrical Engineering and Computer Science
Massachusetts Institute of Technology



Enabling Programmable Transport Protocols in High-Speed NICs
M. T. Arashloo, A. Lavrov, M. Ghobadi, J. Rexford, D. Walker, D. Wentzlaff
USENIX NSDI'20 (to appear)
[paper] [slides] [video]

TeaVaR: Striking the Right Utilization-Availability Balance in WAN Traffic Engineering
J. Bogle, N. Bhatia, M. Ghobadi, I. Menache, N. Bjorner, A. Valadarsky, M. Schapira
ACM SIGCOMM'19 (to appear)
[paper] [slides] [poster] [video] [code] [demo]

Bandwidth Steering for HPC using Silicon Nanophotonics
G. Michelogiannakis, Y. Shen, M. Y. Teh, X. Meng, B. Aivazi, T. Groves, J. Shalf, M. Glick, M. Ghobadi, L. Dennison, K. Bergman
ACM/IEEE Supercomputing Conference'19 (to appear)
[paper] [slides]

RADWAN: Rate Adaptive Wide Area Network
R. Singh, M. Ghobadi, K. Foerster, M. Filer, P. Gill
[paper] [slides] [ video][ANRW video]

Characterizing the Algorithmic Complexity of Reconfigurable Data Center Architectures
K. Foerster, M. Ghobadi, S. Schmid
[paper] [slides]

Beyond SmartNICs: Towards a Fully Programmable Cloud
A. Caulfield, P. Costa, M. Ghobadi
IEEE High Performance Switching and Routing'18

PINE: An Energy Efficient Flexibly Interconnected Photonic Data Center Architecture for Extreme Scalability
K. Bergman, J. Shalf, G. Michelogiannakis, S. Rumley, L. Dennison, M. Ghobadi
IEEE Optical Interconnects'18

Understanding and Mitigating Packet Corruption in Data Center Networks
D. Zhuo, M. Ghobadi, R. Mahajan, K. Foerster, A. Krishnamurthy, T. Anderson

RAIL: A Case for Redundant Arrays of Inexpensive Links in Data Center Networks
D. Zhuo, M. Ghobadi, R. Mahajan, A. Phanishayee, X. K. Zou, H. Guan, A. Krishnamurthy, T. Anderson

Run, Walk, Crawl: Towards Dynamic Link Capacities
R. Singh, M. Ghobadi, K. Foerster, M. Filer, P. Gill
ACM HotNets'17

HotCocoa: Hardware Congestion Control Abstractions
M. T. Arashloo, M. Ghobadi, J. Rexford, D. Walker
ACM HotNets'17

Optical Layer Failures in a Large Backbone (Best dataset award)
M. Ghobadi, R. Mahajan

ProjecToR: Agile Reconfigurable Data Center Interconnect
M. Ghobadi, R. Mahajan, A. Phanishayee, N. Devanur, J. Kulkarni, G. Ranade, P. Blanche, H. Rastegarfar, M. Glick, D. Kilper
[paper][video][demo][slides.pdf][slides.pptx][Disco Ball tech. report]

ECN or Delay: Lessons Learnt from Analysis of DCQCN and TIMELY (Best Paper Award Finalist)
Y. Zhu, M. Ghobadi, V. Misra, J. Padhye

Evaluation of Elastic Modulation Gains in Microsoft's Optical Backbone in North America
M. Ghobadi, J. Gaudette, R. Mahajan, A. Phanishayee, B. Klinkers, D. Kilper
Optical Fiber Communication Conference (OFC)'16

Elastic Optical Networking in the Microsoft Cloud
M. Filer, J. Gaudette, M. Ghobadi, R. Mahajan, T. Issenhuth, B. Klinkers, J. Cox
Journal of Optical Communications and Networking (JOCN)'16

TIMELY: RTT-based Congestion Control for the Datacenter
R. Mittal, V. Lam, N. Dukkipati, E. Blem, H. Wassel, M. Ghobadi, A. Vahdat, Y. Wang, D. Wetherall, D. Zats
[paper][public review][code][video]

Efficient Traffic Splitting on Commodity Switches
N. Kang, M. Ghobadi, J. Reumann, A. Shraer, J. Rexford

TCP Pacing in Data Center Networks
M. Ghobadi, Y. Ganjali
IEEE Hot Interconnects'13

Trickle: Rate Limiting YouTube Video Streaming (Google Research Excellent Paper Award)
M. Ghobadi, Y. Cheng, A. Jain, M. Mathis

Rethinking End-to-End Congestion Control in Software-Defined Networks
M. Ghobadi, S. Yeganeh, Y. Ganjali
ACM HotNets'12

Caliper: Precise and Responsive Traffic Generator
M. Ghobadi, G. Salmon, Y. Ganjali, M. Labrecque, G. Steffan
IEEE Hot Interconnects'12

Proportional Rate Reduction for TCP (Google Research Excellent Paper Award)
N. Dukkipati, M. Mathis, Y. Cheng, M. Ghobadi

OpenTM: Traffic Matrix Estimator for OpenFlow Networks
A. Tootoonchian, M. Ghobadi, Y. Ganjali
Passive and Active Measurement conference'10

Emulation of Optical PIFO Buffers
H. Rastegarfar, M. Ghobadi, Y. Ganjali

NetThreads: Programming NetFPGA with Threaded Software (2nd Place for Best Project Award)
M. Labrecque, J. Steffan, G. Salmon, M. Ghobadi, Y. Ganjali
NetFPGA Developers Workshop'09

NetFPGA-based Precise Traffic Generation
G. Salmon, M. Ghobadi, Y. Ganjali, M. Labrecque, J. Steffan
NetFPGA Developers Workshop'09
[paper][tech. report][code][documentation]

Experimental study of router buffer sizing (Best Paper Award)
N. Beheshti, Y. Ganjali, M. Ghobadi, N. McKeown, and G. Salmon

Resource Optimization Algorithms for Virtual Private Networks Using the Hose Model
M. Ghobadi, S. Ganti, G. C. Shoja
Journal of Computer and Telecommunications Networking'08

Performing Time-sensitive Network Experiments
N. Beheshti, Y. Ganjali, M. Ghobadi, J. Naous, N. McKeown, and G. Salmon

Hierarchical Provisioning Algorithm for Virtual Private Networks Using the Hose Model
M. Ghobadi, S. Ganti, G. C. Shoja

Resource Optimization to Provision a Virtual Private Network Using the Hose Model
M. Ghobadi, S. Ganti, G. C. Shoja

Selected Talks

STOC TheoryFest, Programming the Topology of Networks: Technology and Algorithms, Jun. 2018

Cornell Systems Research Seminar, Programmable Topologies, Oct. 2017

Datacenter symposium at IEEE Photonics Conference (IPC), Oct. 2017

Programmable Networks, ARPA-E Enlightened meeting, Aug. 2017

Photonic Networks and Devices (NETWORKS) Conference, Jul. 2017,

Stanford University Net Seminar, May 2017, [slides][video]

Stanford University, Guest Lecture at CS244: Advanced Topics in Networking course on Data Centers, May 2017.

University of Washington CSE Women Research Day, Apr. 2017

Center for Networking Systems lecture series (UCSD), Peeking into light: enabling physical layer innovations, Feb. 2017, [video]. Also at: UCSB (Feb 2017), UMass Amherst (March 2017), Harvard (March 2017)

ON*VECTOR International photonics workshop, Feb. 2017

Center for Integrated Access Networks (CIAN), A Look at the Optical Layer of Cloud Networks, [video]

ProjecToR: Agile Reconfigurable Data Center Interconnect, [video]

MSR Faculty Summit 2016: Optical Networks for the Cloud [video]


James Salamy (Ph.D.)


Jeremy Bogle (M.Eng. 2019, Thesis: A Fundamental Approach for Providing Service-Level Guarantees for Wide-Area Networks)

Professional Activities

Program Committee, USENIX NSDI, 2020

Program Committee, ACM HotNets, 2019

Program Committee, ACM SIGCOMM, 2019

Program Chair, New England Network and Systems (NENS), 2019

Program Chair, ACM SIGCOMM Workshop on Optical Systems (OptSys), 2019

Program Committee, USENIX NSDI, 2019

Program Committee, OSA Photonic Networks and Devices, 2018

Program Committee, ACM CoNEXT, 2018

Program Committee, ACM IMC, 2018

Program Committee, ACM HotNets, 2018

Program Committee, ACM SOSR, 2018

General Chair, ACM SOSR, 2018

Program Committee, APNet, 2018

Program Committee, IEEE HPSR, 2018

Program Committee, ACM HotMobile, 2018

Mentoring co-chair, N2Women workshop at ACM SIGCOMM, 2017

Program Committee, ACM SIGCOMM, 2017

Program Committee, ACM IMC, 2017

Program Committee, ACM SOSR, 2017

Program Committee, ACM CoNEXT, 2017

Program Committee, IEEE ICNP, 2017

Program Committee, IEEE/IFICO TMA, 2017

Program Committee, APNet, 2017

Program Committee, PAM, 2017

Program Committee, IEEE MASCOTS, 2017

Program Committee, USENIX NSDI, 2016

Program Committee, ACM CoNEXT, 2016

Program Committee, IEEE Hot Interconnects, 2016

Program Committee, ACM SOSR, 2015

Program Committee, ACM CoNEXT, 2015

Program Committee, IEEE Hot Interconnects, 2015

Program Committee, ACM CoNEXT student workshop, 2013

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