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Posted to issues@camel.apache.org by "Ivan Ravin (Jira)" <ji...@apache.org> on 2026/09/04 13:37:00 UTC

[jira] [Closed] (CAMEL-24619) camel-jms + Artemis: the default topic consumer causes an OOM on the broker.

     [ https://issues.apache.org/jira/browse/CAMEL-24619?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ivan Ravin closed CAMEL-24619.
------------------------------
    Resolution: Won't Fix

> camel-jms + Artemis: the default topic consumer causes an OOM on the broker.
> ----------------------------------------------------------------------------
>
>                 Key: CAMEL-24619
>                 URL: https://issues.apache.org/jira/browse/CAMEL-24619
>             Project: Camel
>          Issue Type: Bug
>          Components: came-jms
>            Reporter: Ivan Ravin
>            Assignee: Guillaume Nodet
>            Priority: Major
>
> Maybe it's known problem. The Artemis broker creates a temporary queue for each topic consumer. camel-jms component can create Default and Simple consumer. A simple consumer is essentially a listener, and all works fine. 
> The default consumer attempts to retrieve a message every second, and every second creates temporary queue on topic address, which live until the connection is terminated. This leads OOM on the broker.
> To work around this situation, you can specify in the URI consumerType=Simple, but default behavior is dangerous.
> It might not be a bad idea by default to switch consumer type to Simple for topic consumers?
> This is complex problem that affects camel-jms + Artemis topics + (maybe) pooled connection factory



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