Publications

Journal Articles

Router Support for Fine-Grained Latency Measurements,
Ramana Rao Kompella, Kirill Levchenko, Alex C. Snoeren, George Varghese
IEEE/ACM Transactions on Networking,
(
ToN) 2011, Accepted for Publication. [pdf]

Opportunistic Flow-Level Latency Estimation using Consistent NetFlow
Myungjin Lee, Nick Duffield, Ramana Rao Kompella,
IEEE/ACM Transactions on Networking
(ToN) 2011, Accepted for Publication. [pdf]

CLAMP: Efficient Class-Based Sampling For Flow Monitoring
Mohit Saxena, Ramana Rao Kompella,
Computer Networks Journal, Elsevier
(COMNET) 2010, [pdf]

Covenant: An Architecture for Cooperative Scheduling in 802.11 Wireless Networks
Ishwar Ramani, Ramana Rao Kompella, Sriram Ramabhadran, Alex C. Snoeren,
IEEE Transactions on Wireless Communications,
(TWC) Volume 9, Issue No. 1, 2010, [pdf] [ps]

Fault Localization via Risk Modeling
Ramana Rao Kompella, Alex C. Snoeren, Jennifer Yates, Albert Greenberg
IEEE Transactions on Dependable and Secure Computing, 
(TDSC) Volume 7, Issue No. 4, 2010, [pdf]

Designing Buffers for Router Line Cards
Sundar Iyer, Ramana Rao Kompella, Nick McKeown,
IEEE/ACM Transactions on Networking,
(ToN) Volume 16, Issue No. 3, June 2008 [pdf] [ps]

On Scalable Attack Detection in the Network,
Ramana Rao Kompella, Sumeet Singh, George Varghese,
IEEE/ACM Transactions on Networking
(ToN) Volume 15, Issue Np. 1, February 2007, [pdf] [ps]

ClassiPI : An architecture for Fast and Flexible Packet Classification,
Sundar Iyer, Ramana Rao Kompella, Ajit Shelat,
IEEE Network special issue on Fast IP Packet Forwarding and Classification for Next Generation Internet Services,
(Network) March-April 2001 [pdf]

Latency Measurement Primitives in Routers

Sketching the Delay: Tracking Temporally Uncorrelated Flow-Level Latencies,
Josep Sanjuas-Cuxart and Pere Barlet-Ros, Nick Duffield, and Ramana Rao Kompella,
in the Proceedings of ACM SIGCOMM Internet Measurement Conference,
(IMC) Berlin, Germany, November 2011 [pdf]

Fine-Grained Latency and Loss Measurements in the Presence of Reordering
Myungjin Lee, Sharon Goldberg, Ramana Rao Kompella, George Varghese
in the Proceedings of ACM SIGMETRICS,

(SIGMETRICS) San Jose, CA, June 2011 [pdf]

Enabling Flow-level Latency Measurements across Routers in Data Centers
Parmjeet Singh, Myungjin Lee, Sagar Kumar,  Ramana Rao Kompella
in the Proceedings of the Workshop on Hot Topics in Management of the Internet, Cloud and Enterprise Networks and Service,

(HOTICE) Boston, MA, March 2011 [pdf]

Not all Microseconds are Equal: Enabling Per-Flow Measurements With Reference Latency Interpolation
Myungjin Lee, Nick Duffield, Ramana Rao Kompella
in the Proceedings of ACM SIGCOMM,
(SIGCOMM) New Delhi, India, [pdf] [ps]

Two Samples Are Enough: Opportunistic Flow-Level Latency Estimation Using NetFlow
Myungjin Lee, Nick Duffield, Ramana Rao Kompella
in the Proceedings of IEEE Infocom
(Infocom) San Diego, CA, March 2010, [pdf] [ps]

mPlane: An Architecture for Scalable Fault Localization
Ramana Rao Kompella, Alex C. Snoeren, George Varghese
in ACM ReARCH (along with CoNEXT 2009),
(ReARCH) Rome, Italy, December 2009, [pdf][ps]

Every MicroSecond Counts: Tracking Fine-grain Latencies with a Lossy Difference Aggregator
Ramana Rao Kompella, Kirill Levchenko, Alex C. Snoeren, George Varghese
in the Proceedings of ACM SIGCOMM,  
(SIGCOMM) Barcelona, Spain, August 2009, [pdf] [ps]

Cloud Computing and Data Centers

vSlicer: Latency-aware Virtual Machine Scheduling via Differentiated-frequency CPU Slicing,
Cong Xu, Sahan Gamage, Pawan N. Rao, Ardalan Kangarlou, Ramana Rao Kompella, Dongyan Xu,
in the Proceedings of ACM HPDC,
(HPDC 2012), Delft, Netherlands, June 2012. [pdf]

The TCP Outcast Problem: Exposing Throughput Unfairness in Data Center Networks,
Pawan Prakash, Advait Dixit, Y. Charlie Hu, Ramana Rao Kompella,
in the Proceedings of USENIX NSDI,
(NSDI 2012), San Jose, CA, April, 2012.

Opportunistic Flooding to Improve TCP Transmit Performance in Virtualized Clouds

Sahan Gamage, Ardalan Kangarlou, Ramana Rao Kompella, Dongyan Xu, 
in the Proceedings of ACM Symposium on Cloud Computing

(
SOCC 2011), Cascais, Portugal, October 2011. [pdf] [ps]

Scheduling in MapReduce-like Systems for Fast Completion Time,
Hyunseok Chang, Murali Kodialam, Ramana Rao Kompella, T.V. Lakshman, Myungjin Lee, Sarit Mukherjee,
in the Proceedings of IEEE Infocom,
(Infocom), Shanghai, China, April 2011. [pdf][ps]

vSnoop: Improving TCP Throughput in Virtualized Environments via Acknowledgement Offload
Ardalan Kangarlou, Sahan Gamage, Ramana Rao Kompella, Dongyan Xu, 
in the Proceedings of ACM Supercomputing,

(SC), New Orleans, LA, November 2010. [Best Student Paper Finalist] [pdf] [ps]

Active Measurement System for High-fidelity Characterization of Modern Cloud Applications
Myungjin Lee, Ramana Rao Kompella, Sumeet Singh,
in the Proceedings of USENIX Conference on Web Applications
(WebApps) Boston, MA, June 2010, [pdf] [ps]

Fault Localization in Networked Systems

dFault: A fault-localization system for Internet scale applications',
Pawan Prakash, Venugopalan Ramasubramanian, Ranveer Chandra, Ramana Rao Kompella,
in ACM/IEEE/IFIP International Middleware Conference,
(Middleware)  Bengaluru, India, November 2010 (Poster at NSDI) [pdf][ps]

Shedding Light on Enterprise Network Failures using SpotLight,
Dipu John, Pawan Prakash, Ramana Rao Kompella, Ranveer Chandra,
in IEEE Symposium on Reliable Distributed Systems,
(SRDSNew Delhi, India, November, 2010 [pdf][ps]

On the inadequacy of link-connectivity monitoring
Mohit Saxena, Ramana Rao Kompella,
in the Proceedings of the First IEEE Workshop on Automated Network Management
(ANM) Phoenix, AZ, USA, Apr 2008 [pdf] [ps]

Detection and Localization of Network Blackholes
Ramana Rao Kompella, Jennifer Yates, Albert Greenberg, Alex C. Snoeren
in the Proceedings of IEEE Infocom
(Infocom) Alaska, USA, May 2007 [pdf] [ps]

Cross-Layer Visibility as a Service
Ramana Rao Kompella, Albert Greenberg, Jennifer Rexford, Alex C. Snoeren, Jennifer Yates,
to appear in the Proceedings of Fourth ACM Workshop on Hot Topics in Networks
(HotNets) College Park, MD, November 2005 [pdf] [ps]

IP Fault Localization via Risk Modeling
Ramana Rao Kompella, Jennifer Yates, Albert Greenberg, Alex C. Snoeren
in the Proceedings of Second ACM/USENIX Symposium on Networked Systems Design and Implementation
(NSDI) Boston, MA, May 2005 [pdf] [ps] [Presentation]

Scalable Measurement Primitives

Cuckoo Sampling: Robust Collection of Flow Aggregates under a Fixed Memory Budget,
Josep Sanjuas-Cuxart, Pere Barlet-Ros, Ramana Rao Kompella, Nick Duffield,
in the Proceedings of IEEE INFOCOM (Mini-Conference),
(Infocom), Orlando, FL, March, 2012.

RelSamp: Preserving Application Structure in Sampled Flow Measurements,

Myungjin Lee, Mohammad Hajjat, Ramana Rao Kompella, Sanjay Rao,
in Proceedings of IEEE Infocom,
(Infocom), Shanghai, China, April 2011. [pdf] [ps]

A framework for efficient class-based sampling
Mohit Saxena, Ramana Rao Kompella,
to appear in Proceedings of IEEE Infocom (Mini-Conference), 
(Infocom) Rio de Janeiro, April 2009, [pdf] [ps]

cSamp: A System for network-wide flow monitoring
Vyas Sekar, Michael Reiter, Walter Willinger, Hui Zhang, Ramana Rao Kompella, David G. Andersen
to appear in the Proceedings of Fifth USENIX Symposium on Networked Systems Design and Implementation
(NSDI) San Francisco, CA, April 2008, [pdf] [ps]

The Power of Slicing in Internet Flow Measurement
Ramana Rao Kompella, Cristian Estan
in Proceedings of ACM/USENIX Internet Measurement Conference
(IMC) Berkeley, CA, October 2005 [pdf] [ps] [Presentation]

On Scalable Attack Detection in the Network,
Ramana Rao Kompella, Sumeet Singh, George Varghese,
Proceedings of Internet Measurement Conference ,
(IMC) Taormina, Sicily, Italy, October 2004 [pdf] [ps] [Presentation]

Social Networks

Time-based Sampling of Social Network Activity Graphs,

Nesreen Ahmed, Fredrick John Berchmans, Jennifer Neville, Ramana Rao Kompella,
in Eighth Workshop on Mining and Learning with Graphs 2010, (held along with ACM SIGKDD'10)
(MLG 2010), Washington D.C., July 2010. [pdf]

Reconsidering the Foundations of Network Sampling,

Nesreen Ahmed, Jennifer Neville, Ramana Rao Kompella,
in the Workshop on Information in Networks,
(WIN 2010), New York, Sept 2010. [pdf]

Network Security


PhishNet: Predictive Black-Listing to Detect Phishing Attacks,

Manish Kumar, Pawan Prakash, Minaxi Gupta, Ramana Rao Kompella,
in Proceedings of IEEE Infocom (Mini-Conference), 

(Infocom) San Diego, CA, March 2010, [pdf][ps]

STAMP: Soliciation Token Authenticated Mail Protocol,

Erik Ackermann, Camille Gaspard, Ramana Rao Kompella, Cristina Nita-Rotaru,
Extended Abstract/Poster in Proceedings of DSN FastAbstracts, June 2008.
(DSN) Anchorage, AK, June 2008, [pdf][ps]

Wireless Networks

Efficient Cooperative Scheduling in 802.11 Wireless Networks
Ishwar Ramani, Ramana Rao Kompella, Sriram Ramabhadran, Alex C. Snoeren
UCSD Technical Report CS2005-0830,
La Jolla, CA, August 2005 [ps] [pdf]

Cooperative Scheduling via pipelining in 802.11 Wireless Networks,
Ramana Rao Kompella, Sriram Ramabhadran, Ishwar Ramani, Alex C. Snoeren,
in the Proceedings of ACM SIGCOMM Workshop on Experimental Approaches to Wireless Network Design and Analysis
(Sigcomm E-WIND) Philadelphia, PA, August, 2005 [pdf] [ps] [Presentation]

Practical Lazy scheduling in Sensor Networks,
Ramana Rao Kompella, Alex C. Snoeren,
Proceedings of the First ACM Conference on Embedded Networked Sensor Systems,
(SenSys) Los Angeles, CA, November 2003 [pdf] [ps] [Presentation]

SPARTA: Scheduled Power And RaTe Adaptation
Ramana Rao Kompella, Alex C. Snoeren
Poster/extended abstract in ACM SIGCOMM 2003
(Sigcomm) Karlsruhe, Germany, Aug. 2003 [pdf] [Abstract]

Packet queuing and buffering

Reduced state fair queuing for edge and core routers,
Ramana Rao Kompella, George Varghese
Proceedings of the 14th ACM International Workshop on Network and Operating System Support for Digital Audio and Video
(NOSSDAV) Kinsale, County Cork, Ireland, Jun. 2004 [pdf] [ps] [Presentation]

Analysis of Memory Architecture for Fast Packet Buffers,
Sundar Iyer, Ramana Rao Kompella, Nick McKeown,
Proceedings of IEEE Workshop on High Performance Switching and Routing,
(HPSR), Dallas, May 2001 [pdf]

Techniques for Fast Packet Buffers,
Sundar Iyer, Ramana Rao Kompella, Nick McKeown,
Gigabit Networking Workshop,
(GBN) Anchorage, Alaska, April 2001 [pdf]