Performance Issues in Mendix 10 Modeler - Request for Improvements - Mendix Forum

Performance Issues in Mendix 10 Modeler - Request for Improvements

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Has anyone else been experiencing severe performance issues with the Mendix 10 modeler, even in the most recent version? Despite the promising new features, I've noticed a significant slowdown compared to previous versions. It feels like every simple action, from opening a microflow to navigating through menus, now has a noticeable delay, where these used to be almost instant. After a few hours of use, the modeler becomes sluggish, often requiring a full system restart to restore performance.

 

I'm working on a normal project, not particularly large or complex, but this was not an issue with Mendix 9. These delays add up throughout the day, leading to a noticeable drop in development speed. I'm even considering reverting back to Mendix 9 to maintain productivity, which should never be the case with a new release.

 

It would be great if the development team could prioritize performance optimization in the next update. Perhaps focusing on memory management or providing an option to disable certain resource-heavy features. Any feedback or suggestions would be greatly appreciated.

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3 answers

We're having the same issues in 10.18.6....hoping that we can move to the next MTS (planned for 10.24)  and it resolves these issues. We have a large project (just upgraded from 9 to 10, and had to go to github - whole list of other complaints there) and literally doing anything is incredibly slow, and gets worse the longer it's open. The most annoying is how long it takes to run after making changes. It used to be pretty fast once the server was up and you're just running some UI changes, but now it takes forever. Committing/merging takes a long time. Just the added 2-3 seconds it takes to open windows/edit xpaths/do anything adds up to a lot of extra time and frustration. 

 

That said, there's a TON of great new features/abilities that I'm excited to take advantage of. 

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Hey Joe, 

 

Could you please create a support ticket for this? We've made significant improvements to the performance in Mendix 10, and would be good for us to learn more about the issues you are running into. 

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Yes we are seriously struggling, efficiency must be down easily 50% in our team, this is serious for us. Everthing seems extremely slow, loading, committing, running, importing an MF, renaming, debugging you name it.

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