Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:10 2013 Optimize a model with 14000 rows, 21002 columns and 28000 nonzeros Model has 7000 quadratic constraints Presolve time: 0.01s Presolved: 14000 rows, 21002 columns, 28000 nonzeros Presolved model has 7000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+04 Factor NZ : 4.900e+04 (roughly 15 MBytes of memory) Factor Ops : 1.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.08056054e+06 0.00000000e+00 1.28e-13 5.02e-01 2.99e+02 0s 1 1.21195278e+06 2.44036434e+05 5.23e-08 4.91e-05 4.61e+01 0s 2 9.10082923e+05 7.20448655e+05 7.82e-08 3.82e-06 9.03e+00 0s 3 8.38530808e+05 8.00927068e+05 1.63e-08 4.64e-07 1.79e+00 0s 4 8.15818184e+05 8.10869091e+05 2.02e-09 4.28e-08 2.36e-01 0s 5 8.12221580e+05 8.11974970e+05 9.25e-11 1.28e-09 1.17e-02 0s 6 8.12081186e+05 8.12029389e+05 2.40e-11 1.33e-11 2.47e-03 0s 7 8.12040959e+05 8.12030432e+05 5.01e-12 2.24e-13 5.01e-04 0s 8 8.12035276e+05 8.12030567e+05 2.37e-12 3.07e-13 2.24e-04 0s 9 8.12032981e+05 8.12030639e+05 1.36e-12 4.07e-13 1.12e-04 0s 10 8.12032153e+05 8.12030660e+05 9.66e-13 2.84e-13 7.11e-05 0s 11 8.12031640e+05 8.12030744e+05 6.04e-13 8.41e-13 4.27e-05 0s 12 8.12031130e+05 8.12030772e+05 5.04e-13 7.73e-13 1.71e-05 0s Barrier solved model in 12 iterations and 0.37 seconds Optimal objective 8.12031130e+05