Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:52:55 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 8.12754104e+07 0.00000000e+00 2.04e-11 5.00e-01 2.89e+02 1s 1 1.66860577e+07 3.48262668e+06 1.05e-06 4.48e-05 4.54e+01 1s 2 1.25612124e+07 1.00376876e+07 1.51e-07 2.65e-06 8.67e+00 1s 3 1.15756978e+07 1.10740557e+07 3.26e-08 3.17e-07 1.72e+00 2s 4 1.12736041e+07 1.12283034e+07 2.82e-09 1.27e-08 1.56e-01 2s 5 1.12384864e+07 1.12365108e+07 7.53e-11 7.20e-10 6.79e-03 3s 6 1.12373780e+07 1.12372775e+07 5.41e-12 5.89e-12 3.45e-04 3s 7 1.12373359e+07 1.12372952e+07 2.69e-12 3.49e-12 1.40e-04 4s 8 1.12373045e+07 1.12372956e+07 1.29e-12 4.89e-12 3.07e-05 4s Barrier solved model in 8 iterations and 3.98 seconds Optimal objective 1.12373045e+07