You might be hitting this bug 
https://issues.apache.org/jira/browse/AIRFLOW-3369 
<https://issues.apache.org/jira/browse/AIRFLOW-3369>

-a

> On 24 Oct 2019, at 00:04, Reed Villanueva <[email protected]> wrote:
> 
> Interesting.
> Is there no way to turn off this "checking if the dag ran at scheduled time 
> yesterday, else run" behavior (eg. in the case where I have just run "airflow 
> resetdb" for testing reasons)? That was the reason I had the catchup=False  
> setting in the dag object (I may be misinterpreting the answer from here: 
> https://stackoverflow.com/a/43122799/8236733 
> <https://stackoverflow.com/a/43122799/8236733>). 
> 
> On Wed, Oct 23, 2019 at 11:50 AM Shaw, Damian P. 
> <[email protected] <mailto:[email protected]>> 
> wrote:
>  
> 
> Airflow isn’t like crontab which just runs at a specific time. Airflow checks 
> if it successfully ran a DAG between the current time and the last time it 
> was due to be scheduled.
> 
>  
> 
> So in your example your start date is 2019-10-13 and your schedule is every 
> day at 22:10, therefore when you start the DAG a DAG Run will be immediately 
> kicked off at there should have been a scheduled run today (or yesterday) at 
> 22:10.
> 
>  
> 
> If you do not want this set your start date to the first DAG Run date you 
> wish to occur(e.g. at time of writing 2019-10-23 would not run till 
> “tomorrow”).
> 
>  
> 
>  
> 
> From: Reed Villanueva [mailto:[email protected] 
> <mailto:[email protected]>] 
> Sent: Wednesday, October 23, 2019 5:18 PM
> To: [email protected] <mailto:[email protected]>
> Subject: How to stop airflow running dags (at unscheduled times) 
> automatically when initially turned on?
> 
>  
> 
> How to stop airflow running dags (at unscheduled times) automatically when 
> initially turned on?
> 
> My dags look like...
> 
> default_args = {
>     'owner': 'rvillanueva',
>     'depends_on_past': False,
>     'start_date': datetime(2019, 10, 13),
>     'email': ['[email protected] <mailto:[email protected]>'],
>     'email_on_failure': True,
>     # 'email_on_retry': False,
>     'retries': 0,
>     'retry_delay': timedelta(minutes=5),
>     'max_active_runs': 3,
>     # 'queue': 'bash_queue',
>     # 'pool': 'backfill',
>     # 'priority_weight': 10,
>     # 'end_date': datetime(2016, 1, 1),
> }
>  
> dag = DAG('mydag', default_args=default_args, catchup=False, 
> schedule_interval="10 22 * * *")
> ...
> I had thought that having depends_on_past=False or catchup=False would be 
> enough to stop this, but dags are still running once right when they are 
> turned on in the webserver UI (causing them end up overlapping runs on their 
> actual scheduled times in some cases).
> Is there any way to stop this?
> 
> 
> This electronic message is intended only for the named 
> recipient, and may contain information that is confidential or 
> privileged. If you are not the intended recipient, you are 
> hereby notified that any disclosure, copying, distribution or 
> use of the contents of this message is strictly prohibited. If 
> you have received this message in error or are not the named
> recipient, please notify us immediately by contacting the 
> sender at the electronic mail address noted above, and delete 
> and destroy all copies of this message. Thank you.
> 
> 
> 
> 
> ==============================================================================
> Please access the attached hyperlink for an important electronic 
> communications disclaimer:
> http://www.credit-suisse.com/legal/en/disclaimer_email_ib.html 
> <http://www.credit-suisse.com/legal/en/disclaimer_email_ib.html>
> ==============================================================================
> 
> 
> This electronic message is intended only for the named 
> recipient, and may contain information that is confidential or 
> privileged. If you are not the intended recipient, you are 
> hereby notified that any disclosure, copying, distribution or 
> use of the contents of this message is strictly prohibited. If 
> you have received this message in error or are not the named
> recipient, please notify us immediately by contacting the 
> sender at the electronic mail address noted above, and delete 
> and destroy all copies of this message. Thank you.

Reply via email to