# Can the output of --track-allocation be trusted with multi-threading enabled?

**URL:** <https://discourse.julialang.org/t/can-the-output-of-track-allocation-be-trusted-with-multi-threading-enabled/78744>\
**Category:** Performance\
**Tags:** profiling, allocations\
**Created:** [March 30, 2022, 2:19pm UTC](https://discourse.julialang.org/t/can-the-output-of-track-allocation-be-trusted-with-multi-threading-enabled/78744 "2022-03-30T14:19:24Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![goerch](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/goerch/32/29122_2.png) [@goerch](https://discourse.julialang.org/u/goerch)\
**Post date:** [March 30, 2022, 2:23pm UTC](https://discourse.julialang.org/t/can-the-output-of-track-allocation-be-trusted-with-multi-threading-enabled/78744/2 "2022-03-30T14:23:13Z")

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[performance of captured variables in closures · Issue #15276 · JuliaLang/julia · GitHub](https://github.com/JuliaLang/julia/issues/15276)?

It would be probably helpful to see `@btime`s for a small example and the main threading code?

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_[View the full topic](https://discourse.julialang.org/t/can-the-output-of-track-allocation-be-trusted-with-multi-threading-enabled/78744)._