Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:30 2013 Optimize a model with 3400 rows, 5102 columns and 6800 nonzeros Model has 1700 quadratic constraints Presolve time: 0.00s Presolved: 3400 rows, 5102 columns, 6800 nonzeros Presolved model has 1700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+03 Factor NZ : 1.190e+04 (roughly 4 MBytes of memory) Factor Ops : 4.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.47281567e+06 0.00000000e+00 2.84e-14 5.06e-01 2.98e+02 0s 1 2.91263486e+05 6.28384459e+04 1.54e-08 4.86e-05 4.48e+01 0s 2 2.37661454e+05 1.84780211e+05 9.82e-09 7.64e-06 1.04e+01 0s 3 2.09992021e+05 2.04331271e+05 1.86e-08 1.19e-06 1.11e+00 0s 4 2.04871831e+05 2.04701693e+05 2.54e-09 2.04e-08 3.34e-02 0s 5 2.04734338e+05 2.04720812e+05 1.67e-10 3.27e-09 2.65e-03 0s 6 2.04726912e+05 2.04724774e+05 3.08e-11 2.03e-10 4.19e-04 0s 7 2.04725594e+05 2.04725186e+05 1.77e-09 1.29e-09 8.00e-05 0s 8 2.04725324e+05 2.04725237e+05 3.55e-10 1.53e-10 1.72e-05 0s Barrier solved model in 8 iterations and 0.06 seconds Optimal objective 2.04725324e+05