[rabbitmq-discuss] Help with my rabbitmq crashing

Geocast info at geocast.net
Tue Oct 9 11:51:01 BST 2012

I have added the swap to 32G, and restarted the broker, the top command shows:

(screencut attached)

it's still in process, wish I get good luck.
Thank you.

2012/10/9 Emile Joubert <emile at rabbitmq.com>:
> On 09/10/12 10:31, Geocast wrote:
>> It seems so strange, why the memory allocation fails though there is
>> enough free memory there?
> Memory allocation failures can have many causes and are difficult to
> diagnose without access to the machine. You should check the syslog,
> kernel parameters and hardening configuration (if any) and ulimits. You
> should also consider adding more swap and tweaking the overcommit ratio.
> A forum dedicated to Ubuntu 9.10 or Linux will be able to offer more
> comprehensive help.
> Other more drastic options you might consider:
> Temporarily install more more RAM.
> Transfer the database directory to a server with more RAM, while setting
> the nodename the same as the original host. Then copy the database
> directory back after a clean shutdown.
> If you don't need the contents of the queues then the recovery process
> can be avoided by discarding the database directory.
> -Emile
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