Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:21 2013 Optimize a model with 1280 rows, 1922 columns and 2560 nonzeros Model has 640 quadratic constraints Presolve time: 0.00s Presolved: 1280 rows, 1922 columns, 2560 nonzeros Presolved model has 640 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+03 Factor NZ : 4.483e+03 (roughly 1 MByte of memory) Factor Ops : 1.600e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.41011707e+05 0.00000000e+00 2.84e-14 4.86e-01 2.91e+02 0s 1 1.10337309e+05 2.28545918e+04 9.87e-09 5.08e-05 4.56e+01 0s 2 8.31410851e+04 6.56558181e+04 1.25e-08 6.85e-06 9.11e+00 0s 3 7.61597078e+04 7.37446799e+04 1.05e-09 6.99e-07 1.26e+00 0s 4 7.42479592e+04 7.40282326e+04 4.50e-11 2.01e-07 1.14e-01 0s 5 7.41611936e+04 7.41297696e+04 4.18e-12 3.56e-08 1.64e-02 0s 6 7.41530082e+04 7.41447374e+04 5.76e-13 1.13e-08 4.31e-03 0s 7 7.41518038e+04 7.41474199e+04 1.14e-13 6.82e-09 2.28e-03 0s 8 7.41516255e+04 7.41493775e+04 2.57e-10 6.56e-09 1.17e-03 0s 9 7.41515158e+04 7.41511854e+04 3.89e-10 5.37e-09 1.72e-04 0s 10 7.41514721e+04 7.41512687e+04 4.51e-10 3.76e-09 1.06e-04 0s 11 7.41514678e+04 7.41513963e+04 3.16e-10 1.22e-09 3.72e-05 0s Barrier solved model in 11 iterations and 0.03 seconds Optimal objective 7.41514678e+04