Niclas Mattsson
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Activity overview
Latest activity by Niclas Mattsson-
Niclas Mattsson created a post,
Gurobi 9.1.1 only uses a single thread in MIP mode
AnsweredI just upgraded from Gurobi 9.0.3 to 9.1.1 and noticed that MIPs were solving much slower than in the previous release. After inspecting CPU usage in Windows task manager during the solve I noticed...
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Niclas Mattsson commented,
Thank you, that was helpful. Now I know I can play around with all the MIP parameters, and if they don't seem to do anything then it's probably something problem specific. I actually had 9.1.1 inst...
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Niclas Mattsson created a post,
Any configurable parameters for the nonconvex quadratic solver?
AnsweredI'm trying to use Gurobi to find reasonable local optima to a model with *lots* of bilinear terms: 15 for each hour of the year = 131400. It's actually working surprising well - see log below for a...