Memory consumption and memory management: How does it work ?

[Sean Hinde]

Oops, maybe we should also review our use of expat from ejabberd (see 
my last mail !)

Sean


On 13 Jan 2005, at 17:21, Mickael Remond wrote:

> Hello,
>
> I am investigating memory problems with ejabberd, that are possibly
> memory leaks.
>
> I wanted to gather your advice regarding such problem, as memory issue
> is not a trivial thing to debug:
>
> - Do you have advice to locate where the memory problem comes from ? I
> suspect that the problem comes from C driver, but would like to isolate
> the problem.
>
> - On another side, calling garbage_collect reduce notably the memory
> footprint. The application memory occupation is still growing 
> constantly
> but, garbage_collect free nearly a quarter of the memory (100 Mo). Is
> this an indicator that the memory allocation strategy should be changed
> ? Does this lead you to some interesting advices ?
>
> - My last questions is about memory analysis: Is it possible to trigger
> report generation like those of crash dump for precise process 
> analysis ?
>
> Thank you in advance for your help regarding Erlang VM underlying 
> memory
> management. I need your feedback to understand how it work internally.
>
> -- 
> Mickaël Rémond
>  http://www.erlang-projects.org/
>