Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:15:49 2013 Optimize a model with 66000 rows, 99002 columns and 132000 nonzeros Model has 33000 quadratic constraints Presolve time: 0.07s Presolved: 66000 rows, 99002 columns, 132000 nonzeros Presolved model has 33000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.900e+04 Factor NZ : 2.310e+05 (roughly 70 MBytes of memory) Factor Ops : 8.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.84361176e+07 0.00000000e+00 3.41e-12 5.01e-01 2.97e+02 0s 1 5.72002560e+06 1.16048793e+06 3.95e-07 4.74e-05 4.61e+01 0s 2 4.29705704e+06 3.41591944e+06 5.67e-08 2.87e-06 8.90e+00 0s 3 3.95921193e+06 3.77782051e+06 1.27e-08 3.59e-07 1.83e+00 1s 4 3.85548972e+06 3.83374077e+06 1.97e-09 2.61e-08 2.20e-01 1s 5 3.83791004e+06 3.83709157e+06 2.41e-11 2.49e-09 8.27e-03 1s 6 3.83770009e+06 3.83756749e+06 8.70e-12 6.73e-11 1.34e-03 1s 7 3.83759141e+06 3.83758125e+06 6.54e-13 3.62e-12 1.03e-04 1s 8 3.83758403e+06 3.83758192e+06 3.55e-13 1.40e-12 2.13e-05 1s Barrier solved model in 8 iterations and 1.30 seconds Optimal objective 3.83758403e+06