Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:36:10 2013 Optimize a model with 96000 rows, 144002 columns and 192000 nonzeros Model has 48000 quadratic constraints Presolve time: 0.11s Presolved: 96000 rows, 144002 columns, 192000 nonzeros Presolved model has 48000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.440e+05 Factor NZ : 3.360e+05 (roughly 100 MBytes of memory) Factor Ops : 1.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.11738076e+07 0.00000000e+00 3.94e-12 5.05e-01 2.96e+02 0s 1 8.33703759e+06 1.69680764e+06 8.07e-07 4.68e-05 4.61e+01 0s 2 6.24900370e+06 4.96484084e+06 1.16e-07 2.84e-06 8.92e+00 1s 3 5.74226544e+06 5.49575114e+06 2.54e-08 3.46e-07 1.71e+00 1s 4 5.60941478e+06 5.56349289e+06 4.07e-09 6.72e-08 3.19e-01 1s 5 5.58256093e+06 5.57897415e+06 2.23e-10 6.25e-09 2.49e-02 1s 6 5.58148915e+06 5.58077404e+06 9.43e-11 6.56e-10 4.97e-03 2s 7 5.58083612e+06 5.58079569e+06 4.27e-12 4.34e-12 2.81e-04 2s 8 5.58081146e+06 5.58079705e+06 1.69e-12 8.97e-13 1.00e-04 2s 9 5.58080432e+06 5.58079753e+06 9.66e-13 2.64e-12 4.71e-05 2s 10 5.58080143e+06 5.58079763e+06 1.66e-12 1.28e-12 2.64e-05 2s Barrier solved model in 10 iterations and 2.30 seconds Optimal objective 5.58080143e+06