Why does matlabpool take a long time to open?

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MathWorks Support Team on 9 Apr 2014

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https://www.mathworks.com/matlabcentral/answers/125164-why-does-matlabpool-take-a-long-time-to-open

Edited: MathWorks Support Team on 20 Nov 2020

While everything seems to work fine and validation completes, for some reason matlabpool takes a very long time to open. Is there a fix for this?

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Answer 1

MathWorks Support Team on 19 Nov 2020

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https://www.mathworks.com/matlabcentral/answers/125164-why-does-matlabpool-take-a-long-time-to-open#answer_132854

Edited: MathWorks Support Team on 20 Nov 2020

If MATLAB is encountering a licensing issue then this will cause matlabpool to start slowly. To resolve the issue with matlabpool, you need to resolve the issue with MATLAB's licensing. To troubleshoot startup issues caused by licensing, see this article:

https://www.mathworks.com/matlabcentral/answers/92566-why-does-matlab-get-stuck-in-the-initializing-or-busy-state-or-take-a-long-time-to-start