Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:20 2013 Optimize a model with 1280 rows, 1922 columns and 2560 nonzeros Model has 640 quadratic constraints Presolve time: 0.00s Presolved: 1280 rows, 1922 columns, 2560 nonzeros Presolved model has 640 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+03 Factor NZ : 4.483e+03 (roughly 1 MByte of memory) Factor Ops : 1.600e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.18424552e+05 0.00000000e+00 2.84e-14 4.53e-01 2.79e+02 0s 1 1.08038604e+05 2.24051943e+04 1.06e-09 5.14e-05 4.46e+01 0s 2 8.01348065e+04 6.29137332e+04 1.82e-08 7.25e-06 8.97e+00 0s 3 7.27015293e+04 7.10864542e+04 6.88e-09 1.19e-06 8.41e-01 0s 4 7.14731952e+04 7.13939159e+04 1.61e-10 1.56e-07 4.13e-02 0s 5 7.14396125e+04 7.14310524e+04 3.13e-13 2.72e-08 4.46e-03 0s 6 7.14390721e+04 7.14369638e+04 1.14e-13 6.30e-09 1.10e-03 0s 7 7.14386251e+04 7.14375040e+04 4.26e-14 4.20e-09 5.84e-04 0s 8 7.14385780e+04 7.14377684e+04 1.74e-10 3.05e-09 4.22e-04 0s 9 7.14385629e+04 7.14383717e+04 1.38e-09 2.64e-09 9.96e-05 0s 10 7.14385142e+04 7.14384659e+04 1.08e-10 8.18e-10 2.51e-05 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 7.14385142e+04