Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:27:11 2013 Optimize a model with 84000 rows, 126002 columns and 168000 nonzeros Model has 42000 quadratic constraints Presolve time: 0.09s Presolved: 84000 rows, 126002 columns, 168000 nonzeros Presolved model has 42000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+05 Factor NZ : 2.940e+05 (roughly 90 MBytes of memory) Factor Ops : 1.050e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.59295672e+07 0.00000000e+00 5.57e-12 4.96e-01 2.95e+02 0s 1 7.25696944e+06 1.46932120e+06 5.89e-07 4.72e-05 4.59e+01 0s 2 5.43403086e+06 4.31385221e+06 8.47e-08 2.86e-06 8.89e+00 1s 3 4.99458092e+06 4.77619390e+06 1.90e-08 3.47e-07 1.73e+00 1s 4 4.88323828e+06 4.83922554e+06 4.13e-09 4.79e-08 3.49e-01 1s 5 4.85208299e+06 4.84268787e+06 1.62e-10 3.23e-08 7.46e-02 1s 6 4.85085476e+06 4.84966643e+06 4.57e-11 2.91e-09 9.43e-03 1s 7 4.85038920e+06 4.85035373e+06 1.86e-12 5.12e-11 2.82e-04 2s 8 4.85037173e+06 4.85036632e+06 5.54e-13 3.34e-12 4.29e-05 2s 9 4.85036876e+06 4.85036642e+06 2.36e-12 2.18e-12 1.85e-05 2s Barrier solved model in 9 iterations and 1.87 seconds Optimal objective 4.85036876e+06