Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:09 2013 Optimize a model with 19600 rows, 29402 columns and 39200 nonzeros Model has 9800 quadratic constraints Presolve time: 0.02s Presolved: 19600 rows, 29402 columns, 39200 nonzeros Presolved model has 9800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.940e+04 Factor NZ : 6.860e+04 (roughly 20 MBytes of memory) Factor Ops : 2.450e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.51772187e+06 0.00000000e+00 2.70e-13 5.06e-01 2.99e+02 0s 1 1.70907792e+06 3.42949152e+05 2.08e-07 4.87e-05 4.65e+01 0s 2 1.28103997e+06 1.01450912e+06 5.58e-08 3.36e-06 9.07e+00 0s 3 1.17451205e+06 1.12464764e+06 1.05e-08 4.15e-07 1.70e+00 0s 4 1.14652013e+06 1.13572167e+06 1.15e-09 1.52e-07 3.67e-01 0s 5 1.14376554e+06 1.14199660e+06 3.26e-10 1.19e-08 6.02e-02 0s 6 1.14263526e+06 1.14258981e+06 8.55e-12 2.59e-10 1.55e-03 0s 7 1.14260984e+06 1.14260425e+06 1.35e-12 9.13e-12 1.90e-04 0s 8 1.14260654e+06 1.14260479e+06 5.33e-13 2.48e-12 5.96e-05 0s 9 1.14260561e+06 1.14260495e+06 3.06e-13 6.57e-13 2.24e-05 0s Barrier solved model in 9 iterations and 0.41 seconds Optimal objective 1.14260561e+06