Dan Steffy
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Activity overview
Latest activity by Dan Steffy-
Dan Steffy commented,
Hello Lisa, On a Mac, Gurobi 11.0.2 should place the installation files in /Library/gurobi1102/macos_universal2 (note that this is the system /Library directory, not your personal ~/Library direct...
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Dan Steffy commented,
Hello Assia, It looks like when running multiple jobs in parallel, you are oversubscribing the usage of the CPU. You can see a clue when comparing the time and work done between the two runs: 196.4...
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Dan Steffy commented,
Hello Narasimha, Yes, it is possible to use Gurobi Instant Cloud in a Kubernetes-based architecture. One difference here is that with a WLS license, the Gurobi optimization jobs would run on your c...
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Dan Steffy commented,
Hello Marilena. If you are creating an application that solves multiple LPs in parallel in a distributed way, another source of non-determinism could be a race condition created by using multiple w...
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Dan Steffy commented,
Hello Marilena, If your LP model has multiple optimal solutions, running Gurobi on different hardware may lead to different optimal solutions being returned. Deterministic behavior is only guarante...
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Dan Steffy commented,
Hello Sina, Thank you for contacting us! Since this request is about licensing we converted your post into a ticket in our Help Center so that we can follow up with you directly, we will be in cont...
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Dan Steffy created an article,
What is parameter tuning?
In the context of Gurobi, parameter tuning refers to the search for algorithmic parameter settings to improve solver performance, typically on a specific set of model instances. Gurobi's solution a...
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Dan Steffy commented,
Hello Vladimir, Yes, your idea of looking at the model fingerprints is correct. If two models are identical, they will have the same fingerprint. Note that reordering constraints or variables, or e...
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Dan Steffy commented,
Hello Gabriel, Warning: ... variables dropped from basis. The above warning is typically a sign that the solver is experiencing numerical difficulties. It occurs when a basis encountered in the sim...
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Dan Steffy commented,
Hello Saleh, Some information related to your question can be found in our article: How do I use Gurobi on multiple computers for my academic research? However, I have opened a support request to d...