# Unpredictable Compilation Performance of MTK-Generated Functions

**URL:** <https://discourse.julialang.org/t/unpredictable-compilation-performance-of-mtk-generated-functions/136827>\
**Category:** Modelling & Simulations\
**Tags:** modelingtoolkit, symbolics\
**Created:** [April 22, 2026, 11:37am UTC](https://discourse.julialang.org/t/unpredictable-compilation-performance-of-mtk-generated-functions/136827 "2026-04-22T11:37:04Z")\
**Posts on this page:** 1\
**Showing post:** 9

<div class="post-metadata">

**Author:** ![langestefan](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/langestefan/32/207923_2.png) [@langestefan](https://discourse.julialang.org/u/langestefan)\
**Post date:** [April 22, 2026, 3:16pm UTC](https://discourse.julialang.org/t/unpredictable-compilation-performance-of-mtk-generated-functions/136827/9 "2026-04-22T15:16:58Z")

</div>

This looks like powerflow, but I still don’t see any model code?

Can you format your code? You can edit your original comments. You can use triple backticks like this:

````julia-auto
/```
my code
```/

````

Without the /

See also: [Please read: make it easier to help you](https://discourse.julialang.org/t/please-read-make-it-easier-to-help-you/14757)

---

_[View the full topic](https://discourse.julialang.org/t/unpredictable-compilation-performance-of-mtk-generated-functions/136827)._