Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:26 2013 Optimize a model with 11000 rows, 16502 columns and 22000 nonzeros Model has 5500 quadratic constraints Presolve time: 0.01s Presolved: 11000 rows, 16502 columns, 22000 nonzeros Presolved model has 5500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.650e+04 Factor NZ : 3.850e+04 (roughly 10 MBytes of memory) Factor Ops : 1.375e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.75199302e+06 0.00000000e+00 9.95e-14 4.85e-01 2.98e+02 0s 1 9.48919002e+05 1.88908874e+05 2.22e-07 4.90e-05 4.61e+01 0s 2 7.09470738e+05 5.60151552e+05 3.05e-08 3.09e-06 9.05e+00 0s 3 6.50591268e+05 6.25217002e+05 6.83e-09 3.86e-07 1.54e+00 0s 4 6.32583110e+05 6.31145095e+05 7.11e-14 5.27e-08 8.72e-02 0s 5 6.32324418e+05 6.32212647e+05 2.84e-14 5.51e-11 6.77e-03 0s 6 6.32221473e+05 6.32214260e+05 3.06e-13 1.95e-13 4.37e-04 0s 7 6.32217004e+05 6.32214482e+05 6.73e-10 2.33e-10 1.53e-04 0s 8 6.32215411e+05 6.32214511e+05 2.34e-10 5.20e-12 5.45e-05 0s 9 6.32215097e+05 6.32214536e+05 1.47e-10 2.00e-12 3.40e-05 0s Barrier solved model in 9 iterations and 0.23 seconds Optimal objective 6.32215097e+05