Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:50 2013 Optimize a model with 1700 rows, 2552 columns and 3400 nonzeros Model has 850 quadratic constraints Presolve time: 0.00s Presolved: 1700 rows, 2552 columns, 3400 nonzeros Presolved model has 850 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.550e+03 Factor NZ : 5.953e+03 (roughly 2 MBytes of memory) Factor Ops : 2.126e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.50968477e+05 0.00000000e+00 2.84e-14 5.19e-01 3.04e+02 0s 1 1.46304548e+05 2.95887859e+04 1.61e-08 4.86e-05 4.58e+01 0s 2 1.15804613e+05 8.85192166e+04 4.57e-08 5.53e-06 1.07e+01 0s 3 1.01553780e+05 9.92047273e+04 2.21e-09 4.00e-07 9.21e-01 0s 4 9.94517259e+04 9.93751654e+04 6.72e-11 2.19e-08 3.00e-02 0s 5 9.93957187e+04 9.93834883e+04 9.31e-12 5.31e-09 4.80e-03 0s 6 9.93877529e+04 9.93850160e+04 7.72e-10 2.12e-09 1.07e-03 0s 7 9.93870061e+04 9.93859143e+04 2.85e-10 8.52e-10 4.28e-04 0s 8 9.93867101e+04 9.93865179e+04 9.36e-11 4.01e-11 7.53e-05 0s 9 9.93866163e+04 9.93865332e+04 3.58e-11 2.39e-11 3.26e-05 0s Barrier solved model in 9 iterations and 0.04 seconds Optimal objective 9.93866163e+04