Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:54:31 2013 Optimize a model with 194000 rows, 291002 columns and 388000 nonzeros Model has 97000 quadratic constraints Presolve time: 0.24s Presolved: 194000 rows, 291002 columns, 388000 nonzeros Presolved model has 97000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.910e+05 Factor NZ : 6.790e+05 (roughly 200 MBytes of memory) Factor Ops : 2.425e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.11613030e+07 0.00000000e+00 1.27e-11 4.98e-01 2.88e+02 1s 1 1.66415792e+07 3.47813487e+06 1.08e-06 4.47e-05 4.52e+01 1s 2 1.25434855e+07 1.00288235e+07 1.55e-07 2.64e-06 8.64e+00 1s 3 1.15667923e+07 1.10601860e+07 4.36e-08 3.94e-07 1.74e+00 2s 4 1.12373271e+07 1.12117030e+07 8.52e-10 2.34e-08 8.81e-02 2s 5 1.12257610e+07 1.12232536e+07 1.41e-10 4.03e-10 8.62e-03 3s 6 1.12236263e+07 1.12234470e+07 8.85e-12 4.37e-11 6.16e-04 3s 7 1.12235160e+07 1.12234756e+07 2.12e-12 1.83e-12 1.39e-04 4s 8 1.12234858e+07 1.12234820e+07 2.70e-13 8.03e-12 1.30e-05 4s Barrier solved model in 8 iterations and 3.93 seconds Optimal objective 1.12234858e+07