Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:58 2013

Optimize a model with 7587 rows, 7317 columns and 29187 nonzeros
Presolve removed 571 rows and 0 columns
Presolve time: 0.04s
Presolved: 7016 rows, 7317 columns, 28045 nonzeros
Variable types: 7290 continuous, 27 integer (27 binary)

Root relaxation: objective 2.854068e+04, 831 iterations, 0.03 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 28540.6800    0    1          - 28540.6800     -      -    0s
H    0     0                    28541.000000 28540.6800  0.00%     -    0s

Explored 0 nodes (831 simplex iterations) in 0.09 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.854100000000e+04, best bound 2.854068000000e+04, gap 0.0011%