# Extremely high first call latency Julia 1.6 versus 1.5 with multiphysics PDE solver

**URL:** <https://discourse.julialang.org/t/extremely-high-first-call-latency-julia-1-6-versus-1-5-with-multiphysics-pde-solver/71692>\
**Category:** Performance\
**Tags:** question\
**Created:** [November 17, 2021, 11:33pm UTC](https://discourse.julialang.org/t/extremely-high-first-call-latency-julia-1-6-versus-1-5-with-multiphysics-pde-solver/71692 "2021-11-17T23:33:43Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![lmiq](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/lmiq/32/18314_2.png) [@lmiq](https://discourse.julialang.org/u/lmiq)\
**Post date:** [November 18, 2021, 12:12am UTC](https://discourse.julialang.org/t/extremely-high-first-call-latency-julia-1-6-versus-1-5-with-multiphysics-pde-solver/71692/2 "2021-11-18T00:12:30Z")

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Maybe this thread gives you some insight: [Understanding and optimizing compiler time (just a bit)](https://discourse.julialang.org/t/understanding-and-optimizing-compiler-time-just-a-bit/51759)

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_[View the full topic](https://discourse.julialang.org/t/extremely-high-first-call-latency-julia-1-6-versus-1-5-with-multiphysics-pde-solver/71692)._