Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:53:19 2013 Optimize a model with 194000 rows, 291002 columns and 388000 nonzeros Model has 97000 quadratic constraints Presolve time: 0.23s 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 8.13319451e+07 0.00000000e+00 2.10e-11 5.02e-01 2.89e+02 1s 1 1.66646189e+07 3.47292161e+06 1.53e-06 4.48e-05 4.53e+01 1s 2 1.25460286e+07 1.00263304e+07 2.20e-07 2.64e-06 8.66e+00 1s 3 1.15694560e+07 1.10610214e+07 4.85e-08 3.19e-07 1.75e+00 2s 4 1.12478383e+07 1.12158729e+07 2.17e-09 1.43e-08 1.10e-01 2s 5 1.12260721e+07 1.12253305e+07 6.24e-11 3.06e-11 2.55e-03 3s 6 1.12255281e+07 1.12253985e+07 1.11e-11 2.56e-12 4.45e-04 3s 7 1.12254337e+07 1.12254116e+07 2.00e-12 1.15e-11 7.60e-05 4s 8 1.12254209e+07 1.12254143e+07 9.95e-13 8.89e-12 2.28e-05 4s Barrier solved model in 8 iterations and 3.98 seconds Optimal objective 1.12254209e+07