# \#aarch64

**URL:** https://discourse.julialang.org/tag/aarch64/385.md

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## [Strange multithreaded behaviour on ARM Ampere A1 (Oracle Cloud)](https://discourse.julialang.org/t/strange-multithreaded-behaviour-on-arm-ampere-a1-oracle-cloud/79490)

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**Author:** [@Dandan](https://discourse.julialang.org/u/Dandan)\
**Replies:** 10\
**Last updated:** [April 14, 2022, 6:56pm UTC](https://discourse.julialang.org/t/strange-multithreaded-behaviour-on-arm-ampere-a1-oracle-cloud/79490 "2022-04-14T18:56:17Z")

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I’ve tried to run the following simple benchmark in Oracle Cloud VM on an instance with 4 vCPU of ARM Ampere A1 and 24GB ram: using LinearAlgebra function foo() Threads.@threads for i in 1:10000 H = rand(100, 100) +…

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## [Speeding up julia on aarch64](https://discourse.julialang.org/t/speeding-up-julia-on-aarch64/38209)

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**Author:** [@ianshmean](https://discourse.julialang.org/u/ianshmean)\
**Replies:** 15\
**Last updated:** [April 29, 2020, 4:23am UTC](https://discourse.julialang.org/t/speeding-up-julia-on-aarch64/38209 "2020-04-29T04:23:46Z")

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I’m looking to speed up julia on aarch64, and thought I’d write up attempts so far to see if anyone had any tips? Thanks @staticfloat for the pointers already It seems that julia loading runs slower than it should on a…