benchmem

A rebar3 plugin to profile memory consumption of your existing benches. Based on awesome rebar3_bench plugin and compatible with benches written for it.

Requirements

OTP 26+ (uses its call_memory trace feature)

Build

$ rebar3 compile

Use

Add the plugin to your rebar config:

{project_plugins, [
    {rebar3_benchmem, {git, "https://github.com/Yozhig/rebar3_benchmem.git", {tag, "0.0.1"}}}
]}.

Then just call your plugin directly in an existing application:

$ rebar3 benchmem
===> Analyzing applications...
===> Compiling rebar3_benchmem
===> Verifying dependencies...
===> Analyzing applications...
===> Compiling kv_battle
===> Testing bench_kv:bench_maps()
===> Total words allocated: 7

===> Testing bench_kv:bench_dict()
===> Total words allocated: 7

===> Testing bench_kv:bench_gb_tree()
===> Total words allocated: 7

===> Testing bench_kv:bench_orddict()
===> Total words allocated: 7

===> Testing bench_kv:bench_keyfind()
===> Total words allocated: 4

===> Testing bench_kv:bench_proplists()
===> Total words allocated: 4

===> Testing bench_kv:bench_ets()
===> Total words allocated: 9