# Julia GC, heap fragmentation, out of memory, push!/append!

**URL:** <https://discourse.julialang.org/t/julia-gc-heap-fragmentation-out-of-memory-push-append/85224>\
**Category:** Internals & Design\
**Created:** [August 3, 2022, 11:52am UTC](https://discourse.julialang.org/t/julia-gc-heap-fragmentation-out-of-memory-push-append/85224 "2022-08-03T11:52:17Z")\
**Posts on this page:** 1\
**Showing post:** 24

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**Author:** ![Brian1](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/brian1/32/49250_2.png) [@Brian1](https://discourse.julialang.org/u/Brian1)\
**Post date:** [November 22, 2022, 9:07am UTC](https://discourse.julialang.org/t/julia-gc-heap-fragmentation-out-of-memory-push-append/85224/24 "2022-11-22T09:07:21Z")

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Many poople is being hurted by this problem, I am facing the same problem.

> [@The relationship between exsting julia objects and gc time?](https://discourse.julialang.org/t/the-relationship-between-exsting-julia-objects-and-gc-time/90533):
>
> I found that, with more and more large objects generated in running time, the gc time will increase massively. So I have to always pay much attention on generating objects. Is there a way I can handle this properly?

I have a computer with RAM 128G, but because of this problem, it turns out that the big RAM is useless.

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