Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:18 2013 Optimize a model with 1240 rows, 1862 columns and 2480 nonzeros Model has 620 quadratic constraints Presolve time: 0.00s Presolved: 1240 rows, 1862 columns, 2480 nonzeros Presolved model has 620 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.860e+03 Factor NZ : 4.343e+03 (roughly 1 MByte of memory) Factor Ops : 1.550e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.13137173e+05 0.00000000e+00 2.84e-14 4.52e-01 2.85e+02 0s 1 1.02372024e+05 2.15610634e+04 2.56e-08 4.85e-05 4.34e+01 0s 2 7.82780641e+04 6.24062524e+04 2.80e-08 6.63e-06 8.53e+00 0s 3 7.15732712e+04 6.90093721e+04 5.09e-09 1.31e-06 1.38e+00 0s 4 7.02047993e+04 7.00107913e+04 3.18e-10 2.29e-07 1.04e-01 0s 5 7.01846773e+04 7.01715412e+04 3.21e-10 1.07e-08 7.06e-03 0s 6 7.01731413e+04 7.01721569e+04 1.30e-11 3.43e-09 5.29e-04 0s 7 7.01726028e+04 7.01724410e+04 1.50e-10 6.47e-09 8.70e-05 0s 8 7.01725250e+04 7.01724691e+04 2.97e-09 2.20e-09 3.00e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 7.01725250e+04