Hi,<br><br><div class="gmail_quote">2012/6/19 Emile Joubert <span dir="ltr"><<a href="mailto:emile@rabbitmq.com" target="_blank">emile@rabbitmq.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Hi,<br>
<div class="im"><br>
On 19/06/12 15:39, Fernando Morgenstern wrote:<br>
> Slogan: eheap_alloc: Cannot allocate 1571344 bytes of memory (of type<br>
> "heap").<br>
<br>
</div>The Erlang VM crashed because the OS could not allocate 1571344 bytes of<br>
memory, and it doesn't look like the Erlang VM was using much memory<br>
when it crashed. Do you have any other services running on the same<br>
server? That is not recommended.<br></blockquote><div><br></div><div>Yes, we have other services like mysql and apache. But RabbitMQ usage is very low. We have less than 1.000 messages/day.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class="im"><br>
> Is there an internal limit for erlang processes? Because this machine<br>
> has a lot of memory ( 96GB ) and now, under heavy usage, there is still<br>
> 60GB free.<br>
<br>
</div>No, there is no limit. RabbitMQ expects to be able to use all the RAM in<br>
the server. You can control how soon memory-conserving strategies are<br>
applied with the memory high watermark setting. See<br>
<a href="http://www.rabbitmq.com/memory.html#memsup" target="_blank">http://www.rabbitmq.com/memory.html#memsup</a></blockquote><div><br></div><div>I think that is very unlikely for our server to run out of memory, specially because we usually have a lot of free memory and swap usage is 0. In any case, i installed munin in order to have some data about resource usage if this issue happens again.</div>
<div><br></div><div>Thanks for the help. I will get back here in case this problem happens again.</div><div> </div></div>