Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:01:31 2013 Optimize a model with 30000 rows, 45002 columns and 60000 nonzeros Model has 15000 quadratic constraints Presolve time: 0.03s Presolved: 30000 rows, 45002 columns, 60000 nonzeros Presolved model has 15000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.500e+04 Factor NZ : 1.050e+05 (roughly 30 MBytes of memory) Factor Ops : 3.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.29457087e+07 0.00000000e+00 5.26e-13 4.98e-01 2.97e+02 0s 1 2.60531620e+06 5.19659948e+05 2.30e-08 4.85e-05 4.63e+01 0s 2 1.94227541e+06 1.53215406e+06 3.59e-08 3.72e-06 9.11e+00 0s 3 1.78067461e+06 1.69596891e+06 8.40e-09 4.99e-07 1.88e+00 0s 4 1.74231719e+06 1.71963659e+06 1.98e-09 1.45e-07 5.04e-01 0s 5 1.73109736e+06 1.72132237e+06 1.46e-10 1.21e-07 2.17e-01 0s 6 1.73011648e+06 1.72446885e+06 8.07e-12 7.64e-08 1.26e-01 0s 7 1.72996354e+06 1.72990549e+06 1.82e-12 1.58e-10 1.29e-03 1s 8 1.72993099e+06 1.72991755e+06 6.61e-13 4.99e-12 2.99e-04 1s 9 1.72992545e+06 1.72991771e+06 9.24e-13 3.42e-12 1.72e-04 1s 10 1.72992103e+06 1.72991808e+06 3.41e-13 1.17e-12 6.56e-05 1s 11 1.72991983e+06 1.72991830e+06 4.41e-13 5.30e-13 3.40e-05 1s Barrier solved model in 11 iterations and 0.76 seconds Optimal objective 1.72991983e+06