accounting-allocator

A Rust global memory allocator wrapper which counts allocated and deallocated bytes, avoiding contention between threads.

The accounting allocator avoids contention by using per-thread atomic counters. It incurs small one-time global and per-thread initialization overhead.

API Documentation
Private Documentation

Contributing Bug Reports

GitHub is the project's bug tracker. Please search for similar existing issues before submitting a new one.

License

Licensed under MIT.

lib.rs:

accounting-allocator is a global memory allocator wrapper which counts allocated and deallocated bytes.

Usage

use accounting_allocator::{AccountingAlloc, AllTimeAllocStats};

#[global_allocator]
static GLOBAL_ALLOCATOR: AccountingAlloc = AccountingAlloc::new();

fn main() {
    let AllTimeAllocStats { alloc, dealloc, largest_alloc } = GLOBAL_ALLOCATOR.count().all_time;
    println!("alloc {alloc} dealloc {dealloc} largest_alloc {largest_alloc}");
}