TimeExceed / jemalloc-heap-profile-example

An example for profiling heap by jemalloc in Rust

An Example on How to profile heap by jemalloc in Rust

Prerequisites

1. Rust development environment

2. C compiler

3. tools released with jemalloc

   $ sudo apt install libjemalloc-dev

Profile

$ cargo build && _RJEM_MALLOC_CONF="prof:true" target/debug/h
$ jeprof --base=test.0.hprof --pdf target/debug/h test.10.hprof > test.pdf

References

• https://github.com/jemalloc/jemalloc/wiki/Use-Case%3A-Heap-Profiling
• https://gist.github.com/ordian/928dc2bd45022cddd547528f64db9174