Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:22 2013 Optimize a model with 17600 rows, 26402 columns and 35200 nonzeros Model has 8800 quadratic constraints Presolve time: 0.02s Presolved: 17600 rows, 26402 columns, 35200 nonzeros Presolved model has 8800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+04 Factor NZ : 6.160e+04 (roughly 20 MBytes of memory) Factor Ops : 2.200e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.65502793e+06 0.00000000e+00 1.14e-13 5.07e-01 3.00e+02 0s 1 1.53618960e+06 3.08711122e+05 2.83e-07 4.87e-05 4.65e+01 0s 2 1.15189710e+06 9.12676070e+05 6.74e-08 3.69e-06 9.06e+00 0s 3 1.05589092e+06 1.01189327e+06 1.23e-08 4.49e-07 1.67e+00 0s 4 1.03038816e+06 1.02162936e+06 9.73e-10 1.67e-07 3.32e-01 0s 5 1.02856015e+06 1.02456082e+06 2.72e-10 8.68e-08 1.51e-01 0s 6 1.02799959e+06 1.02773995e+06 7.27e-11 1.40e-09 9.83e-03 0s 7 1.02783679e+06 1.02779304e+06 1.45e-11 4.07e-11 1.66e-03 0s 8 1.02780941e+06 1.02779317e+06 5.18e-12 3.75e-11 6.15e-04 0s 9 1.02780503e+06 1.02779476e+06 3.60e-12 1.54e-12 3.89e-04 0s 10 1.02780138e+06 1.02779488e+06 2.68e-12 5.67e-13 2.46e-04 0s 11 1.02780014e+06 1.02779489e+06 3.94e-12 4.92e-13 1.99e-04 0s 12 1.02779930e+06 1.02779491e+06 3.27e-12 7.96e-13 1.66e-04 0s 13 1.02779840e+06 1.02779491e+06 2.84e-12 5.56e-13 1.32e-04 1s 14 1.02779784e+06 1.02779493e+06 1.30e-11 5.17e-13 1.10e-04 1s 15 1.02779741e+06 1.02779494e+06 1.17e-11 7.26e-13 9.38e-05 1s 16 1.02779710e+06 1.02779494e+06 1.03e-11 9.20e-13 8.16e-05 1s 17 1.02779623e+06 1.02779496e+06 5.95e-12 9.00e-11 4.82e-05 1s 18 1.02779568e+06 1.02779501e+06 3.15e-12 9.67e-12 2.56e-05 1s Barrier solved model in 18 iterations and 0.70 seconds Optimal objective 1.02779568e+06