Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:38 2013 Optimize a model with 14400 rows, 21602 columns and 28800 nonzeros Model has 7200 quadratic constraints Presolve time: 0.02s Presolved: 14400 rows, 21602 columns, 28800 nonzeros Presolved model has 7200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.160e+04 Factor NZ : 5.040e+04 (roughly 15 MBytes of memory) Factor Ops : 1.800e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.28048573e+06 0.00000000e+00 1.42e-13 5.01e-01 3.01e+02 0s 1 1.25381901e+06 2.50346455e+05 1.38e-07 4.89e-05 4.65e+01 0s 2 9.37908523e+05 7.40883432e+05 3.03e-08 3.48e-06 9.12e+00 0s 3 8.60892459e+05 8.23136028e+05 6.64e-09 4.20e-07 1.75e+00 0s 4 8.40391501e+05 8.32860540e+05 1.03e-09 1.03e-07 3.49e-01 0s 5 8.36544250e+05 8.36181779e+05 7.15e-11 2.01e-10 1.68e-02 0s 6 8.36238695e+05 8.36218799e+05 2.97e-12 2.61e-11 9.21e-04 0s 7 8.36232046e+05 8.36225486e+05 7.40e-11 8.92e-11 3.04e-04 0s 8 8.36226904e+05 8.36225555e+05 1.46e-11 3.56e-13 6.24e-05 0s 9 8.36226238e+05 8.36225580e+05 7.07e-12 4.73e-13 3.05e-05 0s Barrier solved model in 9 iterations and 0.30 seconds Optimal objective 8.36226238e+05