Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:48 2013 Optimize a model with 17800 rows, 26702 columns and 35600 nonzeros Model has 8900 quadratic constraints Presolve time: 0.02s Presolved: 17800 rows, 26702 columns, 35600 nonzeros Presolved model has 8900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+04 Factor NZ : 6.230e+04 (roughly 20 MBytes of memory) Factor Ops : 2.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.71851966e+06 0.00000000e+00 1.14e-13 4.92e-01 2.99e+02 0s 1 1.54121702e+06 3.08354721e+05 7.71e-08 4.88e-05 4.62e+01 0s 2 1.15588517e+06 9.15190099e+05 5.40e-08 3.35e-06 9.01e+00 0s 3 1.06386512e+06 1.01384808e+06 1.23e-08 7.07e-07 1.87e+00 0s 4 1.03639366e+06 1.02728225e+06 1.95e-09 1.29e-07 3.41e-01 0s 5 1.03073135e+06 1.02927299e+06 1.42e-11 5.07e-08 5.46e-02 0s 6 1.03066552e+06 1.03062486e+06 5.06e-12 1.47e-10 1.52e-03 0s 7 1.03063850e+06 1.03062745e+06 1.41e-12 6.19e-11 4.14e-04 0s 8 1.03063110e+06 1.03062932e+06 2.63e-13 3.65e-12 6.66e-05 0s 9 1.03063005e+06 1.03062948e+06 2.91e-13 7.82e-13 2.13e-05 0s Barrier solved model in 9 iterations and 0.37 seconds Optimal objective 1.03063005e+06