BSc(Hons), University of Singapore (1980)
PhD, Harvard University (1984)

Member of Technical Staff, Sequoia Systems, Marlborough, Massachusetts (June 1984- Apr. 1985)
Visiting Fellow, Department of Computer Science, Princeton University (May 1991- Apr. 1992)
Consultant, WindowsNT Performance Group, Microsoft, Redmond (Jan.-Nov. 1999)
Visiting Scientist, Laboratory of Computer Science, MIT (Jan.-June 2003)
Visiting Faculty, Intel Research, Cambridge, UK (Aug.-Nov. 2006)
Visitor, University of Cambridge Computer Laboratory, UK (Dec. 2006)
Visiting Professor/Scholar, Computer Science Department, UCLA (Dec. 2009 - July 2010)
Scholar-in-Residence, VMware, Palo Alto (July-November, 2013)
Honorary Professor, Amity University, India (Aug. 2014 - )
Visiting Professor, VMware, Bangalore (June, 2015)
Visiting Professor, CSIE Department, National Taiwan University (Feb.-June 2017)

Associate Editor (2014-16), Senior Associate Editor (2016- ), ACM Trans. Modeling and Performance Evaluation of Computing Systems.
Member of Editorial Board, VLDB Journal, Springer-Verlag (1995-2001)

Member of Program Committees: 
SIGMOD (1992, 1993, 2008) 
VLDB (1993, 1994, 1995) 
ICDE (1997, 2002) 
SIGMETRICS (2005, 2007, 2008, 2010, 2011, 2013, 2017) 
SIGMETRICS/Performance (2006, 2009, 2012)
IFIP Performance (2011, 2015, 2017)
IFIP Networking (2014, 2015, 2016, 2017, 2018)
MASCOTS (2013, 2014, 2015, 2017)
IWQoS (2011, 2012)
ACM Int. Conf. on Supercomputing(2012)
ICDCS (1998)
MASS (2004)
Workshop on Algorithms for MapReduce and Beyond (2014)

Member of Organizing Commitee:
SIGMETRICS 2018 Tutorial Chair

Member of Steering Commitee:
Int. Conf. on Queueing Theory and Network Applications (2010- ).

Science Faculty Teaching Excellence Award (2000/01, 2001/02, 2003/04, 2004/05, 2005/06, 2014/15)
Science Faculty Teaching Awards Honour Roll (2006/07, 2007/08)
School of Computing Teaching Excellence Award (2007/08)
Science Teaching Award (1993)