Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:05 2013 Optimize a model with 980 rows, 1472 columns and 1960 nonzeros Model has 490 quadratic constraints Presolve time: 0.00s Presolved: 980 rows, 1472 columns, 1960 nonzeros Presolved model has 490 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+03 Factor NZ : 3.433e+03 (roughly 1 MByte of memory) Factor Ops : 1.226e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.20071384e+05 0.00000000e+00 4.26e-14 5.20e-01 2.95e+02 0s 1 8.49027519e+04 1.82896261e+04 3.61e-09 4.93e-05 4.53e+01 0s 2 6.60380570e+04 5.25471173e+04 2.03e-08 6.97e-06 9.18e+00 0s 3 6.00650245e+04 5.84318503e+04 2.71e-09 7.74e-07 1.11e+00 0s 4 5.89253582e+04 5.88240642e+04 6.87e-11 8.75e-08 6.89e-02 0s 5 5.88834184e+04 5.88756460e+04 2.84e-14 1.09e-08 5.29e-03 0s 6 5.88830329e+04 5.88818214e+04 2.84e-14 1.56e-09 8.24e-04 0s 7 5.88828055e+04 5.88825113e+04 1.42e-14 4.50e-10 2.00e-04 0s 8 5.88827843e+04 5.88826945e+04 8.18e-10 3.57e-09 6.11e-05 0s 9 5.88827600e+04 5.88827375e+04 6.61e-11 1.15e-09 1.53e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 5.88827600e+04