Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:11:13 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.48849576e+07 0.00000000e+00 1.55e-12 4.93e-01 2.96e+02 0s 1 5.00829036e+06 1.00107703e+06 1.64e-06 4.78e-05 4.61e+01 0s 2 3.73642330e+06 2.95360602e+06 2.38e-07 2.96e-06 9.00e+00 0s 3 3.42903666e+06 3.27969116e+06 5.52e-08 4.60e-07 1.72e+00 1s 4 3.34561955e+06 3.31835066e+06 7.25e-09 1.08e-07 3.13e-01 1s 5 3.33243737e+06 3.33075370e+06 6.97e-10 8.49e-10 1.94e-02 1s 6 3.33103638e+06 3.33093312e+06 3.95e-11 8.30e-11 1.19e-03 1s 7 3.33097102e+06 3.33095261e+06 8.16e-12 1.23e-12 2.12e-04 1s 8 3.33095778e+06 3.33095358e+06 2.01e-12 1.00e-12 4.82e-05 1s 9 3.33095536e+06 3.33095380e+06 1.25e-12 2.85e-12 1.80e-05 1s Barrier solved model in 9 iterations and 1.29 seconds Optimal objective 3.33095536e+06