Geoffrey Lefebvre
Department of Computer Science
201-2366 Main Mall
Vancouver, BC V6T 1Z4
Canada

I am a PhD candidate in the Department of Computer Science at the University of British Columbia, working in the Networks, Systems and Security Lab. My advisors are Professor Michael Feeley and Professor Andrew Warfield.

Projects

• Tralfamadore. An offline dynamic analysis framework based on whole-system detailed execution traces.
• Remus. Virtualization-based invisible, comprehensive disaster protection for commodity operating systems and applications.
• Parallax. Virtual block storage designed for virtual machines. Provides fine-grained copy-on-write storage and unlimited, very lightweight snapshotting.

Publications

• Execution Mining. Geoffrey Lefebvre, Brendan Cully, Christopher Head, Mark Spear, Norm Hutchinson, Mike Feeley, Andrew Warfield. VEE 2012.
• Retroactive Aspects: Programming in the Past. Robin Salkeld, Brendan Cully, Geoffrey Lefebvre, Wenhao Xu, Andrew Warfield, Gregor Kiczales. WODA 2011.
• Multi-stage Replay with Crosscut. Jim Chow, Dominic Lucchetti, Tal Garfinkel, Geoffrey Lefebvre, Ryan Gardner, Joshua Mason, Sam Small, and Peter M. Chen. VEE 2010.
• Tralfamadore: Unifying Source Code and Execution Experience (short paper). Geoffrey Lefebvre, Brendan Cully, Michael J. Feeley, Norman C. Hutchinson and Andrew Warfield. EuroSys 2009.
• Remus: High Availability via Asynchronous Virtual Machine Replication. Brendan Cully, Geoffrey Lefebvre, Dutch Meyer, Mike Feeley, Norm Hutchinson and Andrew Warfield. NSDI 2008.
  Awarded best paper.
• Parallax: Virtual Disks for Virtual Machines. Dutch Meyer, Gitika Aggarwal, Brendan Cully, Geoffrey Lefebvre, Michael J. Feeley, Norman C. Hutchinson and Andrew Warfield. EuroSys 2008.
• The Difference Engine. Geoffrey Lefebvre, Brendan Cully, Dutch Meyer, Gitika Aggarwal, Gang Peng, Mike Feeley, Norm Hutchinson and Andrew Warfield. Poster presented at USENIX ATC 2007.
• Separating Durability and Availability in Self-Managed Storage. Geoffrey Lefebvre and Michael J. Feeley. SIGOPS European Workshop 2004.