Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:34:50 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.10s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.02860528e+07 0.00000000e+00 4.58e-12 5.02e-01 2.95e+02 0s 1 8.14214062e+06 1.65931566e+06 9.92e-07 4.72e-05 4.60e+01 0s 2 6.11179874e+06 4.85119849e+06 1.93e-07 3.27e-06 8.94e+00 1s 3 5.62876112e+06 5.37129702e+06 4.31e-08 4.02e-07 1.83e+00 1s 4 5.48664068e+06 5.43627152e+06 7.09e-09 8.61e-08 3.57e-01 1s 5 5.45631764e+06 5.44846902e+06 4.67e-11 3.09e-08 5.57e-02 1s 6 5.45589217e+06 5.45569210e+06 1.30e-11 1.57e-10 1.42e-03 1s 7 5.45573665e+06 5.45572199e+06 6.68e-13 2.30e-11 1.04e-04 2s 8 5.45573388e+06 5.45572946e+06 4.05e-13 7.99e-12 3.13e-05 2s Barrier solved model in 8 iterations and 1.85 seconds Optimal objective 5.45573388e+06