Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:55:49 2013 Optimize a model with 162000 rows, 243002 columns and 324000 nonzeros Model has 81000 quadratic constraints Presolve time: 0.19s Presolved: 162000 rows, 243002 columns, 324000 nonzeros Presolved model has 81000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.430e+05 Factor NZ : 5.670e+05 (roughly 170 MBytes of memory) Factor Ops : 2.025e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.84208071e+07 0.00000000e+00 6.98e-12 5.03e-01 2.91e+02 0s 1 1.39626152e+07 2.88465783e+06 1.23e-06 4.55e-05 4.56e+01 1s 2 1.04940185e+07 8.36754341e+06 1.54e-07 3.04e-06 8.75e+00 1s 3 9.67309646e+06 9.24209065e+06 3.40e-08 3.71e-07 1.77e+00 2s 4 9.41511696e+06 9.37274829e+06 3.20e-09 2.00e-08 1.74e-01 2s 5 9.38284076e+06 9.38197415e+06 6.60e-11 1.47e-10 3.57e-03 2s 6 9.38224404e+06 9.38211043e+06 1.15e-11 1.16e-11 5.50e-04 3s 7 9.38215147e+06 9.38211822e+06 3.03e-12 6.50e-12 1.37e-04 3s 8 9.38213391e+06 9.38212123e+06 1.43e-12 3.73e-12 5.22e-05 3s 9 9.38212741e+06 9.38212227e+06 9.31e-13 5.93e-12 2.12e-05 4s Barrier solved model in 9 iterations and 3.67 seconds Optimal objective 9.38212741e+06