Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:33 2013 Optimize a model with 6400 rows, 9602 columns and 12800 nonzeros Model has 3200 quadratic constraints Presolve time: 0.01s Presolved: 6400 rows, 9602 columns, 12800 nonzeros Presolved model has 3200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+03 Factor NZ : 2.240e+04 (roughly 7 MBytes of memory) Factor Ops : 8.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.79581429e+06 0.00000000e+00 4.26e-14 4.97e-01 3.01e+02 0s 1 5.48849779e+05 1.10304086e+05 3.01e-08 4.94e-05 4.57e+01 0s 2 4.14278897e+05 3.29372415e+05 2.26e-08 3.77e-06 8.84e+00 0s 3 3.82553985e+05 3.67727220e+05 6.34e-09 2.63e-07 1.54e+00 0s 4 3.71205979e+05 3.70109810e+05 2.98e-10 2.63e-08 1.14e-01 0s 5 3.70480610e+05 3.70438902e+05 1.51e-11 2.26e-13 4.34e-03 0s 6 3.70448325e+05 3.70441274e+05 1.52e-10 7.02e-10 7.34e-04 0s 7 3.70443618e+05 3.70441626e+05 4.37e-11 4.47e-11 2.08e-04 0s 8 3.70442364e+05 3.70441718e+05 1.31e-11 1.48e-11 6.73e-05 0s 9 3.70442092e+05 3.70441773e+05 6.34e-12 6.56e-12 3.32e-05 0s Barrier solved model in 9 iterations and 0.13 seconds Optimal objective 3.70442092e+05