Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:38:25 2013 Optimize a model with 150000 rows, 225002 columns and 300000 nonzeros Model has 75000 quadratic constraints Presolve time: 0.18s Presolved: 150000 rows, 225002 columns, 300000 nonzeros Presolved model has 75000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.250e+05 Factor NZ : 5.250e+05 (roughly 160 MBytes of memory) Factor Ops : 1.875e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.33364948e+07 0.00000000e+00 1.23e-11 4.97e-01 2.91e+02 0s 1 1.29209006e+07 2.66697025e+06 9.13e-07 4.57e-05 4.56e+01 1s 2 9.70694388e+06 7.73148376e+06 1.32e-07 2.76e-06 8.78e+00 1s 3 8.94215892e+06 8.54423507e+06 2.89e-08 3.35e-07 1.77e+00 1s 4 8.70317897e+06 8.66718025e+06 2.52e-09 1.36e-08 1.60e-01 2s 5 8.67589888e+06 8.67360938e+06 1.24e-10 9.63e-10 1.02e-02 2s 6 8.67445014e+06 8.67420782e+06 1.07e-11 1.48e-10 1.08e-03 2s 7 8.67436562e+06 8.67431271e+06 3.81e-12 5.35e-12 2.35e-04 3s 8 8.67432710e+06 8.67431693e+06 7.60e-13 8.12e-12 4.52e-05 3s 9 8.67432105e+06 8.67431806e+06 3.02e-13 6.83e-12 1.33e-05 3s Barrier solved model in 9 iterations and 3.41 seconds Optimal objective 8.67432105e+06