Cool, Thanks for fixing it quickly, i just tested it and it works fine.
commented on git.


On Wed, Jan 25, 2017 at 3:08 AM, Bolke de Bruin <bdbr...@gmail.com> wrote:

> Further analysis shows that the change that created this issue was
> unnecessary. TaskInstances will be set to 'scheduled' if they meet the
> criteria to run, also the ones up for retry. No task_instance will be send
> to the executor in another state than 'scheduled'. Thus in an earlier patch
> I removed the 'upforretry' parameter from _execute_state_instances. This
> change is there to verify a DagRun is running, while this has already been
> covered, by contract, earlier.
>
> I created AIRFLOW-803 and https://github.com/apache/
> incubator-airflow/pull/2019. I removed the index creation that was done
> as part of this.
>
> Please review, I would like to have it part of Beta 3, the bug itself I
> consider to be a blocker for release.
>
> Bolke
>
>
> > On 25 Jan 2017, at 09:32, Bolke de Bruin <bdbr...@gmail.com> wrote:
> >
> > Probably (havent tested it yet) this makes it work again:
> >
> > TI = models.TaskInstance
> > task_instances_to_examine = (
> >     session
> >     .query(TI)
> >     .filter(TI.dag_id.in_(simple_dag_bag.dag_ids))
> >     .filter(TI.state.in_(states))
> >     .join(DagRun, and_(TI.dag_id == DagRun.dag_id,
> >                        TI.execution_date == DagRun.execution_date,
> >                        DagRun.state == State.RUNNING,
> >                        DagRun.run_id.notlike('backfill' + '%')))
> >     .all()
> > )
> >
> >
> > Bolke
> >
> >
> >> On 25 Jan 2017, at 09:00, Bolke de Bruin <bdbr...@gmail.com <mailto:
> bdbr...@gmail.com>> wrote:
> >>
> >> Thanks for tracking this down Jayesh. I suspect not wanting ‘backfills’
> is the reason for it (ie. backfills are not scheduled yet), but I need to
> look through the code. Maybe Dan or Paul can chime in?
> >>
> >> Bolke
> >>
> >>> On 25 Jan 2017, at 02:46, Jayesh Senjaliya <jhsonl...@gmail.com
> <mailto:jhsonl...@gmail.com>> wrote:
> >>>
> >>> I am running airflow 1.8.b2
> >>>
> >>> a week before I had perfectly running dag which i put it on 1.8.b2 and
> I
> >>> find that scheduler is not scheduling the task even though the dag run
> was
> >>> created.
> >>>
> >>> I debugged the issue and came down to this piece of code where
> scheduler
> >>> finds task to schedule
> >>>
> >>> TI = models.TaskInstance
> >>> task_instances_to_examine = (
> >>>   session
> >>>   .query(TI)
> >>>   .filter(TI.dag_id.in_(simple_dag_bag.dag_ids))
> >>>   .filter(TI.state.in_(states))
> >>>   .join(DagRun, and_(TI.dag_id == DagRun.dag_id,
> >>>                      TI.execution_date == DagRun.execution_date,
> >>>                      DagRun.state == State.RUNNING,
> >>>                      DagRun.run_id.like(DagRun.ID_PREFIX + '%')))
> >>>   .all()
> >>> )
> >>>
> >>>
> >>> the root cause i think is join in the above query was added recently
> with
> >>> this PR  "[AIRFLOW-219][AIRFLOW-398] Cgroups + impersonation"
> >>> which has condition that run_id should be like DagRun.ID_PREFIX which
> is
> >>> "scheduled__" which wont be true for manually triggered dag ( which has
> >>> run_id like "manual__2017-01-24T17:08:35.251019" )
> >>>
> >>> so I am not sure why we need that condition there at all, does anyone
> know?
> >>>
> >>> Please comment.
> >>>
> >>> Thanks
> >>> Jayesh
> >>
> >
>
>

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