[Openstack-operators] [openstack-dev] Which is the correct way to set ha queues in RabbitMQ

vishal yadav vishalcdac07 at gmail.com
Tue Jul 28 07:46:26 UTC 2015


You're welcome :)

On Tue, Jul 28, 2015 at 1:15 PM, Alvise Dorigo <alvise.dorigo at pd.infn.it>
wrote:

>  thank you very much Vishal.
>
>     A.
>
>
> On 28/07/2015 09:41, vishal yadav wrote:
>
>   >> "ha_all" vs. "HA".
> >> which one is correct ?
>
> That's the policy name, you can name anything...
>
>  Excerpt from 'man rabbitmqctl'
> ...
> set_policy [-p vhostpath] {name} {pattern} {definition} [priority]
>            Sets a policy.
>
>            name
>                The name of the policy.
>
>            pattern
>                The regular expression, which when matches on a given
> resources causes the policy to apply.
>
>            definition
>                The definition of the policy, as a JSON term. In most
> shells you are very likely to need to quote this.
>
>            priority
>                The priority of the policy as an integer, defaulting to 0.
> Higher numbers indicate greater precedence.
> ...
>
>  Regards,
>  Vishal
>
>
> On Tue, Jul 28, 2015 at 12:47 PM, Alvise Dorigo <alvise.dorigo at pd.infn.it>
> wrote:
>
>>  Hi,
>> I read these two documents:
>>
>>
>> http://docs.openstack.org/high-availability-guide/content/_configure_rabbitmq.html
>>
>> https://www.rdoproject.org/RabbitMQ
>>
>> To configure the queues in HA mode, the two docs suggests two slightly
>> different commands;
>>
>> The first one says:
>>
>> rabbitmqctl set_policy ha-all '^(?!amq\.).*' '{"ha-mode": "all"}'
>>
>>
>> while the second one says:
>>
>> rabbitmqctl set_policy HA '^(?!amq\.).*' '{"ha-mode": "all"}'
>>
>>
>> "ha_all" vs. "HA".
>>
>> which one is correct ?
>>
>> thanks,
>>
>>     Alvise
>>
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>>
>
>
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