[rabbitmq-discuss] Advice on runing mutiple rabbitmq instances in one machine

Michael Klishin michael.s.klishin at gmail.com
Mon Feb 17 08:18:19 GMT 2014

2014-02-17 8:46 GMT+04:00 Huang Tonglang <tlhuang at 800best.com>:

> I have a very strong machine with SSD, 64G Mem,32 core CPU, but lots of
> applications want MQ. It seems I have two options, 1. One MQ instance with
> more than 9 virtual hosts, or 2.serveral MQ instances, each has about 3
> virtual hosts. And I hope there is isolation between those virtual hosts or
> MQ instances. Could someone advice with option is best, or is there any
> other option I can choose?

I'd start with just one instance, raise VM watermark, and maybe tweak
Erlang VM options to have more schedulers (as you have quite a few cores).

What kind of isolation are you looking for? If you need to isolate apps
from one another,
this is what vhosts are for.

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