Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:26 2013 Optimize a model with 16800 rows, 25202 columns and 33600 nonzeros Model has 8400 quadratic constraints Presolve time: 0.02s Presolved: 16800 rows, 25202 columns, 33600 nonzeros Presolved model has 8400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.520e+04 Factor NZ : 5.880e+04 (roughly 17 MBytes of memory) Factor Ops : 2.100e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.34561527e+06 0.00000000e+00 2.27e-13 5.07e-01 3.01e+02 0s 1 1.46721839e+06 2.93376550e+05 7.87e-08 4.90e-05 4.66e+01 0s 2 1.09842919e+06 8.68467229e+05 2.53e-08 3.10e-06 9.13e+00 0s 3 1.00844682e+06 9.64494373e+05 5.53e-09 3.74e-07 1.74e+00 0s 4 9.81990397e+05 9.76603623e+05 3.27e-10 7.32e-08 2.14e-01 0s 5 9.79718568e+05 9.79603423e+05 4.97e-12 1.77e-09 4.57e-03 0s 6 9.79687164e+05 9.79678428e+05 6.11e-13 9.39e-11 3.47e-04 0s 7 9.79683672e+05 9.79682365e+05 1.56e-13 6.30e-12 5.18e-05 0s 8 9.79682974e+05 9.79682692e+05 2.63e-13 7.55e-12 1.12e-05 0s Barrier solved model in 8 iterations and 0.32 seconds Optimal objective 9.79682974e+05