+1 for the version information ... especially since we had some refactoring
on the consumer end for 3.12. I tried to reproduce the problem w/ 3.12 but
in my case it reconnected as expected.

On Thu, Nov 18, 2021 at 12:10 PM Andrea Cosentino <anco...@gmail.com> wrote:

> For work around, I meant to say work in the area of health check, not
> workaround.
>
> So there are some improvements in 3.13.0, but not something specific for
> your case.
>
> Please keep the users ML through the addresses, it would be helpful for the
> community.
>
> Il giorno gio 18 nov 2021 alle ore 12:01 Vyacheslav Boyko <
> mail4...@gmail.com> ha scritto:
>
> > Where to read about the work around?
> > On 11/18/21 12:09, Andrea Cosentino wrote:
> >
> > There are some work around the health check and other stuff.
> >
> > But first you need to provide what version of Camel you're using.
> >
> > Il giorno gio 18 nov 2021 alle ore 10:07 Vyacheslav Boyko <
> > mail4...@gmail.com> ha scritto:
> >
> >> Hello!
> >>
> >> I have just faced an issue.
> >>
> >> My microservice (camel-kafka component) got disconnected from kafka
> >> (consumer and producer both) after Kafka restarted.
> >>
> >> Last logs were:
> >>
> >> 2021-11-16 17:43:02.703  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Group
> >> coordinator dev-pf-kafka02.local.site.com:9093 (id: 2147483645 rack:
> >> null) is unavailable or invalid due to cause: coordinator
> >> unavailable.isDisconnected: true. Rediscovery will be attempted.
> >> 2021-11-16 17:43:02.981  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Discovered
> >> group coordinator dev-pf-kafka01.local.site.com:9093 (id: 2147483646
> >> rack: null)
> >> 2021-11-16 17:43:03.225  INFO 1 --- [-card-requests]]
> >> o.a.kafka.clients.FetchSessionHandler    : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Node 1 was
> >> unable to process the fetch request with (sessionId=1076866435,
> >> epoch=1028386): FETCH_SESSION_ID_NOT_FOUND.
> >> 2021-11-16 17:44:21.172  INFO 1 --- [-card-requests]]
> >> o.a.kafka.clients.FetchSessionHandler    : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Node 2 was
> >> unable to process the fetch request with (sessionId=688855896,
> >> epoch=1027353): FETCH_SESSION_ID_NOT_FOUND.
> >> 2021-11-16 17:44:23.373  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Attempt to
> >> heartbeat failed since coordinator dev-pf-kafka01.local.site.com:9093
> >> (id: 2147483646 rack: null) is either not started or not valid
> >> 2021-11-16 17:44:23.373  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Group
> >> coordinator dev-pf-kafka01.local.site.com:9093 (id: 2147483646 rack:
> >> null) is unavailable or invalid due to cause: error response
> >> NOT_COORDINATOR.isDisconnected: false. Rediscovery will be attempted.
> >> 2021-11-16 17:44:23.774  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Discovered
> >> group coordinator dev-pf-kafka02.local.site.com:9093 (id: 2147483645
> >> rack: null)
> >> 2021-11-16 17:44:23.800  INFO 1 --- [-card-requests]]
> >> o.a.k.c.c.internals.AbstractCoordinator  : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Discovered
> >> group coordinator dev-pf-kafka02.local.site.com:9093 (id: 2147483645
> >> rack: null)
> >> 2021-11-16 17:49:34.004  INFO 1 --- [-card-requests]]
> >> o.a.kafka.clients.FetchSessionHandler    : [Consumer
> >> clientId=consumer-card-products-2, groupId=card-products] Node 3 was
> >> unable to process the fetch request with (sessionId=25720628,
> >> epoch=1027527): FETCH_SESSION_ID_NOT_FOUND
> >>
> >>
> >> It was QA stage but... It was actually unexpected.
> >>
> >> Is there any possibility to prevent such behavior in future? How to
> >> check liveness or how to reconnect to Kafka automatically?
> >>
> >> My route may be simplified into:
> >>
> >> from("kafka://start)....to("kafka://notification");
> >>
> >> I'm confused about such reaction of kafka connector...
> >>
> >>
> >> --
> >> Vyacheslav Boyko
> >> mailto:mail4...@gmail.com
> >>
> >> --
> > Vyacheslav Boykomailto:mail4...@gmail.com <mail4...@gmail.com>
> >
> >
>


-- 
Otavio R. Piske
http://orpiske.net

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