https://issues.apache.org/jira/browse/AIRFLOW-66
It's very hard to get the experts to make a definitive description with diagrams. I used to be a Solr/Lucene consultant & worked with the committers, and they were willing to explain the same topic 100 times on the mailing list but would never make a page with diagrams that they could point to. On Fri, May 6, 2016 at 4:09 PM, Chris Riccomini <[email protected]> wrote: > @Lance, mind opening a JIRA? Would be a good newb ticket. > > On Fri, May 6, 2016 at 4:07 PM, Lance Norskog <[email protected]> > wrote: > > > Thanks! > > > > I ask here because the Search box on pythonhosted's Airflow docs has no > > hits for 'shutdown'. > > > > A sequence diagram and detailed explanation of each state would be useful > > documentation :) > > > > Cheers, > > > > Lance Norskog > > > > > > On Fri, May 6, 2016 at 3:40 PM, Maxime Beauchemin < > > [email protected]> wrote: > > > > > It's a poison pill, basically the task instance polls at its own state > to > > > look for a shutdown state and kills itself if it sees it. It will then > > > proceed to send alert emails if any are set up, run the operator's > > > `on_kill` method and set its own state to failed. > > > > > > Max > > > > > > On Fri, May 6, 2016 at 3:01 PM, Jeremiah Lowin <[email protected]> > > wrote: > > > > > > > Tasks (and jobs) are put in that state if you clear them > > > > (clear_task_instances() or “airflow clear”) while they’re running. > > > > > > > > Jeremiah > > > > > > > > On Fri, May 6, 2016 at 5:59 PM Lance Norskog < > [email protected]> > > > > wrote: > > > > > > > > > What is the 'shutdown' (blue rim) state? How does a task get to > that > > > > state? > > > > > > > > > > -- > > > > > Lance Norskog > > > > > [email protected] > > > > > Redwood City, CA > > > > > > > > > > > > > > > > > > > > -- > > Lance Norskog > > [email protected] > > Redwood City, CA > > > -- Lance Norskog [email protected] Redwood City, CA
