For the record, I still have not found the reason why my server crushed solving some large models using JuMP+Gurobi. But I have experienced like dozens of times. Here is the situation. Each time I constructed a JuMP model with about 200B variables with like three instances (each takes about 250 GB …

Large scale model using Gurobi causes machine crushed

odow October 30, 2024, 8:26pm 3

Gurobi.jl wraps the 32-bit Gurobi API, so you cannot have more than 2_147_483_647 variables.

1 Like