Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:40:23 2013 Optimize a model with 186000 rows, 279002 columns and 372000 nonzeros Model has 93000 quadratic constraints Presolve time: 0.22s Presolved: 186000 rows, 279002 columns, 372000 nonzeros Presolved model has 93000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.790e+05 Factor NZ : 6.510e+05 (roughly 200 MBytes of memory) Factor Ops : 2.325e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.80695932e+07 0.00000000e+00 1.39e-11 5.00e-01 2.89e+02 1s 1 1.59938697e+07 3.32846712e+06 1.41e-06 4.49e-05 4.54e+01 1s 2 1.20294105e+07 9.61025663e+06 2.02e-07 2.64e-06 8.67e+00 1s 3 1.10932360e+07 1.06048082e+07 4.48e-08 3.17e-07 1.75e+00 2s 4 1.07827015e+07 1.07463294e+07 1.92e-09 2.76e-08 1.30e-01 2s 5 1.07636310e+07 1.07618201e+07 1.63e-10 3.29e-11 6.49e-03 3s 6 1.07620603e+07 1.07618624e+07 1.81e-11 1.59e-11 7.09e-04 3s 7 1.07619662e+07 1.07618689e+07 9.28e-12 1.94e-12 3.49e-04 3s 8 1.07618936e+07 1.07618706e+07 2.19e-12 2.81e-12 8.24e-05 4s 9 1.07618817e+07 1.07618722e+07 1.05e-12 6.12e-12 3.39e-05 4s Barrier solved model in 9 iterations and 4.29 seconds Optimal objective 1.07618817e+07