Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:21:58 2013 Optimize a model with 138000 rows, 207002 columns and 276000 nonzeros Model has 69000 quadratic constraints Presolve time: 0.16s Presolved: 138000 rows, 207002 columns, 276000 nonzeros Presolved model has 69000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.070e+05 Factor NZ : 4.830e+05 (roughly 140 MBytes of memory) Factor Ops : 1.725e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.85702794e+07 0.00000000e+00 1.36e-11 5.02e-01 2.92e+02 0s 1 1.19414465e+07 2.45850206e+06 1.10e-06 4.60e-05 4.58e+01 1s 2 8.96899086e+06 7.13735107e+06 1.59e-07 2.79e-06 8.85e+00 1s 3 8.25777278e+06 7.89079134e+06 3.44e-08 3.40e-07 1.77e+00 1s 4 8.04148979e+06 7.98630231e+06 3.59e-09 6.66e-08 2.67e-01 2s 5 8.03226739e+06 8.00453543e+06 2.47e-09 1.80e-08 1.34e-01 2s 6 8.01191146e+06 8.01141097e+06 8.80e-12 3.58e-10 2.42e-03 2s 7 8.01173152e+06 8.01166823e+06 2.27e-12 2.22e-12 3.06e-04 3s 8 8.01167403e+06 8.01166922e+06 8.31e-13 3.24e-12 2.32e-05 3s Barrier solved model in 8 iterations and 2.78 seconds Optimal objective 8.01167403e+06