No, it stops them also.
The problem is precisely what Greg described, now the stop signal comes
from the same thread. So any source task which is running in a blocking way
will not process the stop signal until the current poll finishes.
So would need to patch source jdbc connector.

On Mon, 21 Aug 2023 at 15:48, sunil chaudhari <sunilmchaudhar...@gmail.com>
wrote:

> I think when you delete connector it removes the task and workers continues
> to run.
> When you stop it actually stops the worker.
> Both different things.
> Point to be noted is Worker has connector.
> So connector should be removed before stopping the worker.
>
> Though I am not expert in this.
>
> On Mon, 21 Aug 2023 at 7:10 PM, Robson Hermes <robsonher...@gmail.com>
> wrote:
>
> > Hello Sunil
> >
> > I'm not calling a stop, I'm straight deleting the connectors with the
> > DELETE. Stopping the connector is done internally during deletion.
> >
> > Regards
> > Robson
> >
> > On Mon, 21 Aug 2023 at 15:36, sunil chaudhari <
> sunilmchaudhar...@gmail.com
> > >
> > wrote:
> >
> > > You have to remove connectors first using delete api
> > > and then stop the connector
> > >
> > > On Thu, 17 Aug 2023 at 2:51 AM, Robson Hermes <robsonher...@gmail.com>
> > > wrote:
> > >
> > > > Hello
> > > >
> > > > I'm using kafka connect 7.4.0 to read data from Postgres views and
> > write
> > > to
> > > > another Postgres tables. So using JDBC source and sink connectors.
> > > > All works good, but whenever I stop the source connectors via the
> rest
> > > api:
> > > >
> > > > DEL http://kafka-connect:8083/connectors/connector_name_here
> > > >
> > > > The connector stops fine, but not the task:
> > > >
> > > >
> > > > Graceful stop of connector (connector-name-here) succeeded.
> > > >
> > > > Graceful stop of task (task-name-here) failed.
> > > >
> > > >
> > > > It only happens with the *source* connector tasks. The sink connector
> > > > and tasks shutdown gracefully and fine.
> > > >
> > > > The timeout for task shutdown has been increased, but didn't help:
> > > >
> > > > task.shutdown.graceful.timeout.ms=60000
> > > >
> > > >
> > > >
> > > > The connectors are running once per day (during the night) to load a
> > > > lot of data, and the error happens when I try to delete the
> connectors
> > > > in the middle of the day. That is, they are not actually
> > > > executing/loading any data, it has finished already.
> > > >
> > > > offset.flush.interval.ms=10000 in development and integration
> > > > environments.
> > > >
> > > >  offset.flush.interval.ms=60000 in production and uat.
> > > >
> > > >
> > > > The rest of the config is pretty much the default.
> > > >
> > > > What could be the issue?
> > > >
> > > > The errors of the graceful stop of the tasks are triggering our alert
> > > > system, so trying to get rid of those.
> > > >
> > > >
> > > > Thanks a lot
> > > >
> > > > Robson
> > > >
> > >
> >
>

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