Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 100 rows, 152 columns and 200 nonzeros Model has 50 quadratic constraints Presolve time: 0.00s Presolved: 100 rows, 152 columns, 200 nonzeros Presolved model has 50 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 2.500e+03 Factor NZ : 4.426e+03 Factor Ops : 2.441e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.70367502e+04 0.00000000e+00 1.71e-13 4.13e-01 2.55e+02 0s 1 7.27903051e+03 1.78298268e+03 1.01e-09 4.72e-05 3.66e+01 0s 2 5.65469045e+03 4.93013229e+03 2.19e-09 1.05e-05 4.83e+00 0s 3 5.39553694e+03 5.32511247e+03 1.11e-09 2.40e-06 4.69e-01 0s 4 5.37666822e+03 5.37308516e+03 1.53e-10 2.70e-07 2.39e-02 0s 5 5.37561077e+03 5.37468793e+03 2.47e-09 6.93e-08 6.15e-03 0s 6 5.37549235e+03 5.37521571e+03 1.41e-09 1.11e-08 1.84e-03 0s 7 5.37534398e+03 5.37532655e+03 1.58e-09 1.05e-08 1.16e-04 0s 8 5.37533112e+03 5.37533006e+03 8.08e-09 2.31e-09 7.03e-06 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 5.37533112e+03