Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:07 2013 Optimize a model with 1020 rows, 1532 columns and 2040 nonzeros Model has 510 quadratic constraints Presolve time: 0.00s Presolved: 1020 rows, 1532 columns, 2040 nonzeros Presolved model has 510 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+03 Factor NZ : 3.573e+03 (roughly 1 MByte of memory) Factor Ops : 1.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.38402753e+05 0.00000000e+00 2.84e-14 4.73e-01 2.96e+02 0s 1 8.59694074e+04 1.76434860e+04 2.45e-08 5.14e-05 4.47e+01 0s 2 6.51903843e+04 5.20762813e+04 3.74e-08 8.90e-06 8.57e+00 0s 3 5.99933320e+04 5.75585947e+04 5.03e-09 2.58e-06 1.59e+00 0s 4 5.85173597e+04 5.84673419e+04 2.75e-09 1.53e-07 3.27e-02 0s 5 5.84787054e+04 5.84746277e+04 2.30e-10 3.73e-09 2.67e-03 0s 6 5.84759444e+04 5.84748285e+04 4.98e-10 2.14e-09 7.29e-04 0s 7 5.84751918e+04 5.84748714e+04 7.11e-10 2.32e-09 2.09e-04 0s 8 5.84749749e+04 5.84749019e+04 2.01e-09 1.47e-09 4.77e-05 0s 9 5.84749331e+04 5.84749158e+04 5.02e-10 1.49e-11 1.13e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 5.84749331e+04