custom global allocator in rust allocate some big size layout at the begining

Question

I use some custom allocator in an custom arm cortex. I have heap overflow problem. When I logged allocator fundtion I found some big size allocation request. Any idea how to debug this problem?

Does this answer your question? [How do I debug a memory issue in Rust?](https://stackoverflow.com/questions/38254937/how-do-i-debug-a-memory-issue-in-rust) — Chayim Friedman, Jan 04 '22 at 08:51

score 0 · Answer 1 · answered Jan 04 '22 at 21:28

0

You can use the backtrace crate to figure out what is calling your allocator:

https://crates.io/crates/backtrace

answered Jan 04 '22 at 21:28

custom global allocator in rust allocate some big size layout at the begining

1 Answers1