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https://issues.apache.org/jira/browse/CAMEL-26715?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Claus Ibsen reassigned CAMEL-26715:
-----------------------------------

    Assignee: Claus Ibsen

> camel-core - Polling consumers: keep when a poll last found something, and 
> when it last polled
> ----------------------------------------------------------------------------------------------
>
>                 Key: CAMEL-26715
>                 URL: https://issues.apache.org/jira/browse/CAMEL-26715
>             Project: Camel
>          Issue Type: Improvement
>          Components: camel-core
>            Reporter: Claus Ibsen
>            Assignee: Claus Ibsen
>            Priority: Minor
>             Fix For: 4.24.0
>
>
> A route from a polling consumer (file, ftp, sql, jpa, timer-less scheduled 
> polls ...) that has nothing to do looks the same as one that is stuck: no 
> exchanges. Today ScheduledPollConsumer counts the polls (counter) and the 
> successful and failed polls in a row (successCounter, errorCounter), and has 
> an idle counter for the backoff, but it does not keep *when* a poll last 
> found something.
> A count of empty polls does not help much: without the delay of the consumer 
> you cannot tell if 123 empty polls is two minutes or twelve seconds 
> (delay=500, delay=100, ...). A time does help: "the last poll that found 
> something was 47s ago", next to "the last poll was 0.5s ago" (so the 
> scheduler is alive).
> Proposal:
> * ScheduledPollConsumer keeps the time of the last poll, and the time of the 
> last poll that polled messages (and how many it polled then).
> * Exposed on ManagedScheduledPollConsumerMBean and in the consumer dev 
> console.
> * The timeline dev console (CAMEL-26691) and the Timeline/About screens of 
> the TUI (CAMEL-26700) use it for a polling route that is quiet: "polled 
> nothing for 47s, last poll 0.5s ago" instead of an idle route, and a 
> scheduler that stopped polling stands out.
> Raised on the walk of the Timeline without chaos (an idea from the 
> CAMEL-26691 walk).
> _Claude Code on behalf of Claus Ibsen_



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