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Reduced Memory Allocations with ocp-memprof

Authors: Çagdas Bozman
Date: 2015-05-18
Category: Tooling
Tags: memory, memprof, optimization, profiler

In this blog post, we explain how ocp-memprof helped us identify a piece of code in Alt-Ergo that needed to be improved. Simply put, a function that merges two maps was performing a lot of unnecessary allocations, negatively impacting the garbage collector's activity. A simple patch allowed us to pr... (Read more)

wxOCaml, camlidl and Class Modules

Authors: Çagdas Bozman
Date: 2015-04-13
Category: Tooling
Tags: Memory, memprof, OCamlPro, ocp-memprof, Profiler, scanf, OCaml

A few months ago, a memory leak in the Scanf.fscanf function of OCaml’s standard library has been reported on the OCaml mailing list. The following “minimal” example reproduces this misbehavior: Let us see how to identify the origin of the leak and fix it with our OCaml memory profiler. Instal... (Read more)

Cumulus and ocp-memprof, a love story

Authors: Çagdas Bozman
Date: 2015-03-04
Category: Tooling
Tags: memprof, cumulus, memory, profiler, ocsigen

In this blog post, we went on the hunt of memory leaks in Cumulus by using our memory profiler: ocp-memprof. Cumulus is a feed aggregator based on Eliom, a framework for programming web sites and client/server web applications, part of the Ocsigen Project. First, run and get the memory snapshots To ... (Read more)