Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:22 2013 Optimize a model with 1300 rows, 1952 columns and 2600 nonzeros Model has 650 quadratic constraints Presolve time: 0.00s Presolved: 1300 rows, 1952 columns, 2600 nonzeros Presolved model has 650 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+03 Factor NZ : 4.553e+03 (roughly 1 MByte of memory) Factor Ops : 1.626e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.44980667e+05 0.00000000e+00 2.84e-14 4.75e-01 2.89e+02 0s 1 1.07341238e+05 2.20869339e+04 6.38e-09 4.93e-05 4.37e+01 0s 2 8.10720602e+04 6.50243365e+04 3.78e-08 8.16e-06 8.23e+00 0s 3 7.41418484e+04 7.20507808e+04 7.73e-09 1.92e-06 1.07e+00 0s 4 7.30255073e+04 7.28846194e+04 1.16e-09 1.05e-07 7.23e-02 0s 5 7.29991077e+04 7.29947922e+04 1.50e-10 6.37e-09 2.21e-03 0s 6 7.29964259e+04 7.29955408e+04 3.01e-10 2.28e-09 4.54e-04 0s 7 7.29958709e+04 7.29957416e+04 6.32e-10 6.50e-10 6.63e-05 0s 8 7.29958121e+04 7.29957636e+04 2.79e-10 2.59e-12 2.49e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 7.29958121e+04