# Startup time of 1000 packages – 53% slower in Julia 1.12 vs 1.10

**URL:** <https://discourse.julialang.org/t/startup-time-of-1000-packages-53-slower-in-julia-1-12-vs-1-10/128343>\
**Category:** Internals & Design\
**Tags:** performance, ttfx, latency\
**Created:** [April 23, 2025, 7:36pm UTC](https://discourse.julialang.org/t/startup-time-of-1000-packages-53-slower-in-julia-1-12-vs-1-10/128343 "2025-04-23T19:36:30Z")\
**Posts on this page:** 2\
**Page:** 5

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**Author:** ![ufechner7](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/ufechner7/32/51363_2.png) [@ufechner7](https://discourse.julialang.org/u/ufechner7)\
**Post date:** [October 17, 2025, 2:43am UTC](https://discourse.julialang.org/t/startup-time-of-1000-packages-53-slower-in-julia-1-12-vs-1-10/128343/81 "2025-10-17T02:43:20Z")

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This is a different, unrelated topic. Please, open a new thread if you want to get help to find a solution.

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**Author:** ![Krastanov](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/krastanov/32/6817_2.png) [@Krastanov](https://discourse.julialang.org/u/Krastanov)\
**Post date:** [November 14, 2025, 7:28pm UTC](https://discourse.julialang.org/t/startup-time-of-1000-packages-53-slower-in-julia-1-12-vs-1-10/128343/82 "2025-11-14T19:28:21Z")

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The daily benchmarks now have much more easy to follow visualizations here: [A visual log of loading and precompilation times for many packages over a variety of julia versions](https://discourse.julialang.org/t/a-visual-log-of-loading-and-precompilation-times-for-many-packages-over-a-variety-of-julia-versions/133887)

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