Hi Mona,

Thanks for the response. If I point NJ to s(3) would it wait till all the
forked actions are complete? I want s(3) to execute only after all the
forked actions have executed whether successful or not.

Thanks



On Mon, Aug 18, 2014 at 3:30 PM, Mona Chitnis <[email protected]
> wrote:

> You cannot have node NJ pointing back to the join node in this case. If
> any of the forks fail, the join node J is not to be reached (since its an
> OK-to transition), and hence when you are re-using the join node J, the
> fork-join validation fails and it manifests as a loop. You should instead
> point both J and NJ to s(3), since you want s(3) to be computed in both
> successful and error transitions.
>
> From Oozie docs,
> However, if Oozie is preventing a workflow from being submitted and you
> are very certain that it should work, you can disable forkjoin validation
> so that Oozie will accept the workflow. To disable this validation just for
> a specific workflow, simply set “oozie.wf.validate.ForkJoin” to false in
> the job.properties file. To disable this validation for all workflows,
> simply set =oozie.validate.ForkJoin= to false in the oozie-site.xml file.
> Disabling this validation is determined by the AND of both of these
> properties, so it will be disabled if either or both are set to false and
> only enabled if both are set to true (or not
> specified).
>
> —
> Mona
>
> On 8/15/14, 10:36 AM, "KayVajj" <[email protected]<mailto:
> [email protected]>> wrote:
>
> Hi,
>
> I'm using  "oozie-3.3.0-cdh4.2.1". The key structure of my workflow is as
> below.
>
> s(i) -- represents initial nodes.
> -OK- is ok transition
> -ERROR- is error transition
>
> s(1) -OK- --> s(2) -ERROR- --> N (Notify Node)
>
> s(2) -- Forks into  F(1)..F(7)
>
> For each Forked job
>
> F(i) -OK- --> J(join node) -ERROR- --> NJ (Notify and Join node)
>
> NJ -OK- --> J -ERROR- --> J
>
> J --> s(3)
>
> N (Notify Node) -OK- --> fail -ERROR- --> fail
>
>
> The intent is for node s(3) to be reached even if any or all of the forked
> node F(1)..F(7) fail. All the forked nodes go to node NJ (Notify and Join)
> and NJ whether successful or not should go to J.
>
> In a case when all the forked nodes fail, I am getting a Loop detected in
> run time error.
>
> Can you please tell me where the issue is?
>
> Your inputs are appreciated.
>
> Thanks
> K
>
>

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