Originally posted by: mathygirl
No, I still see stuff like:
6 of 573 MIP starts provided solutions.
MIP start 'm508' defined initial solution with objective 332.7970.
Tried aggregator 3 times.
MIP Presolve eliminated 4802 rows and 1068 columns.
MIP Presolve modified 11 coefficients.
Aggregator did 1814 substitutions.
Reduced MIP has 1311 rows, 459 columns, and 3143 nonzeros.
Reduced MIP has 459 binaries, 0 generals, 0 SOSs, and 0 indicators.
Presolve time = 0.02 sec. (13.00 ticks)
Probing fixed 1 vars, tightened 0 bounds.
Probing time = 0.02 sec. (7.82 ticks)
Tried aggregator 1 time.
MIP Presolve eliminated 127 rows and 54 columns.
Reduced MIP has 1184 rows, 405 columns, and 2831 nonzeros.
Reduced MIP has 405 binaries, 0 generals, 0 SOSs, and 0 indicators.
Presolve time = 0.02 sec. (4.37 ticks)
Probing time = 0.00 sec. (7.39 ticks)
Tried aggregator 1 time.
MIP Presolve eliminated 15 rows and 5 columns.
Reduced MIP has 1169 rows, 400 columns, and 2796 nonzeros.
Reduced MIP has 400 binaries, 0 generals, 0 SOSs, and 0 indicators.
Presolve time = 0.02 sec. (3.99 ticks)
Probing time = 0.00 sec. (7.44 ticks)
Clique table members: 1961.
MIP emphasis: balance optimality and feasibility.
MIP search method: dynamic search.
Parallel mode: deterministic, using up to 8 threads.
Root relaxation solution time = 0.02 sec. (2.51 ticks)
Nodes Cuts/
Node Left Objective IInf Best Integer Best Bound ItCnt Gap
* 0+ 0 332.7983 1588.7638 172 377.40%
0 0 338.5917 64 332.7983 338.5917 172 1.74%
0 0 334.8135 108 332.7983 Cuts: 68 236 0.61%
Repeating presolve.
#DecisionOptimization#OPLusingCPLEXOptimizer