[rabbitmq-discuss] Active/Active: shutdown of one service brings down the cluster

Thu Feb 9 12:21:06 GMT 2012

Hi. Thanks for the error report. There seem to be a lot of strange 
things happening here - can you provide more complete logs from such an 
incident?

Cheers, Simon

On 09/02/12 02:42, Vadim Chekan wrote:
> Hi all,
>
> Given: 3 servers in active/active configuration, rabbit: 2.7.1, erlang
> R14B03, CentOS, 64bits.
> We experienced at least 2 occasions of the following situation: we
> observe abnormal high CPU utilization on one of rabbit servers (40% when
> <10% is a norm) without any obvious reason. We did nice restart rabbit
> service and the whole cluster went down (restarted).
> Another effect is that cluster seems to enters some (inconsistent?)
> state and queues can not be registered/deleted, list of queues can not
> be viewed through management UI, etc.
>
> Here is a log which contains errors when cluster in broken state:
> http://pastebin.com/6rweU3MD
>
> Questions:
>    Are those errors critical?
>    If we experience a high CPU situation again, what can we do, any
> additional logging, profiling, process snapshots, etc?
>
> Vadim.
>
> --
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> is explicitly specified
>
>
>
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-- 
Simon MacMullen
RabbitMQ, VMware