Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:05 2013 Optimize a model with 5400 rows, 8102 columns and 10800 nonzeros Model has 2700 quadratic constraints Presolve time: 0.01s Presolved: 5400 rows, 8102 columns, 10800 nonzeros Presolved model has 2700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.890e+04 (roughly 6 MBytes of memory) Factor Ops : 6.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.32094511e+06 0.00000000e+00 4.26e-14 4.94e-01 2.96e+02 0s 1 4.59944927e+05 9.27206156e+04 4.79e-08 4.89e-05 4.53e+01 0s 2 3.46174197e+05 2.73986191e+05 4.83e-08 3.96e-06 8.91e+00 0s 3 3.17124273e+05 3.04240044e+05 4.37e-09 5.63e-07 1.59e+00 0s 4 3.10407056e+05 3.07957868e+05 6.72e-10 1.63e-07 3.02e-01 0s 5 3.09037964e+05 3.08960909e+05 4.07e-12 7.76e-09 9.51e-03 0s 6 3.09026699e+05 3.09021014e+05 4.50e-11 2.21e-09 7.02e-04 0s 7 3.09022890e+05 3.09021262e+05 1.31e-11 4.45e-13 2.01e-04 0s 8 3.09021632e+05 3.09021264e+05 2.98e-12 2.85e-13 4.54e-05 0s 9 3.09021390e+05 3.09021278e+05 9.24e-13 4.92e-13 1.38e-05 0s Barrier solved model in 9 iterations and 0.11 seconds Optimal objective 3.09021390e+05