Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:06 2013 Optimize a model with 1000 rows, 1502 columns and 2000 nonzeros Model has 500 quadratic constraints Presolve time: 0.00s Presolved: 1000 rows, 1502 columns, 2000 nonzeros Presolved model has 500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.500e+03 Factor NZ : 3.503e+03 (roughly 1 MByte of memory) Factor Ops : 1.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.17485541e+05 0.00000000e+00 2.84e-14 4.74e-01 2.87e+02 0s 1 8.33750481e+04 1.82300586e+04 2.55e-09 4.87e-05 4.34e+01 0s 2 6.80151054e+04 5.27174142e+04 5.32e-08 8.08e-06 1.02e+01 0s 3 6.00385120e+04 5.82997373e+04 2.84e-10 1.23e-06 1.16e+00 0s 4 5.85727549e+04 5.85437098e+04 9.38e-10 1.15e-07 1.94e-02 0s 5 5.85523973e+04 5.85496061e+04 9.95e-11 2.51e-09 1.86e-03 0s 6 5.85510613e+04 5.85499275e+04 1.42e-09 1.21e-09 7.56e-04 0s 7 5.85503963e+04 5.85500245e+04 1.72e-09 2.23e-09 2.48e-04 0s 8 5.85502389e+04 5.85500300e+04 8.88e-10 1.95e-09 1.39e-04 0s 9 5.85501723e+04 5.85500627e+04 5.06e-10 5.05e-10 7.31e-05 0s 10 5.85501151e+04 5.85500776e+04 1.67e-10 7.97e-11 2.50e-05 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 5.85501151e+04