# Julia 1.8.1 pkg.update() crashes OS / software during precompilation phase

**URL:** <https://discourse.julialang.org/t/julia-1-8-1-pkg-update-crashes-os-software-during-precompilation-phase/87979>\
**Category:** New to Julia\
**Created:** [September 29, 2022, 11:26am UTC](https://discourse.julialang.org/t/julia-1-8-1-pkg-update-crashes-os-software-during-precompilation-phase/87979 "2022-09-29T11:26:11Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![Palli](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/palli/32/3380_2.png) [@Palli](https://discourse.julialang.org/u/Palli)\
**Post date:** [September 30, 2022, 8:37pm UTC](https://discourse.julialang.org/t/julia-1-8-1-pkg-update-crashes-os-software-during-precompilation-phase/87979/15 "2022-09-30T20:37:51Z")

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> [@mkoculak](#):
>
> that the issue seemed to affect primarily ryzen cpu’s. maybe some vendor specific issue with openblas threads.

Julia defaults to more BLAS threads if you have more cores, so given AMD has more cores than most it seems sensible AMD users had most problems, but otherwise memory use is strictly unrelated to CPUs at least their frequency etc.

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