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From Asanka Sanjaya <angal...@gmail.com>
Subject Re: Cron-schedule not working
Date Wed, 02 Jan 2019 06:00:48 GMT
Hi All,

Does anybody else have any idea regarding this?

On Tue, Jan 1, 2019 at 7:26 PM Chad Woodhead <chadwoodhead@gmail.com> wrote:

> Hi Asanka,
>
> Yes you are correct, my mistake. NiFi uses the Quartz Cron and not the
> Linux cron.
>
> Every day at midnight is: 0 0 0 * * ?
>
> My apologies.
>
> -Chad
>
> On Jan 1, 2019, at 1:55 AM, Asanka Sanjaya <angal.sh@gmail.com> wrote:
>
> Hi Chad,
>
> The nifi docs say that the expression should start with seconds and not
> with minutes.  https://nifi.apache.org/docs/nifi-docs/html/user-guide.html
>
> [image: image.png]
>
> This is the example that they have given:
> The string 0 0 13 * * ? indicates that you want to schedule the processor
> to run at 1:00 PM every day.
>
> It seems like nifi cron expressions are quite different.
>
>
> On Tue, Jan 1, 2019 at 11:58 AM Asanka Sanjaya <angal.sh@gmail.com> wrote:
>
>> Thanks Chad!
>>
>> On Mon, Dec 31, 2018 at 6:22 PM Chad Woodhead <chadwoodhead@gmail.com>
>> wrote:
>>
>>> Hi Asanka,
>>>
>>> The cron expression for every night at midnight is: 0 0 * * *
>>>
>>> 0 0 0 * * is not a valid cron expression as the 3rd field (day of month)
>>> cannot be a 0.
>>>
>>> Here is an online cron editor that can help build your cron expressions:
>>> https://crontab.guru/
>>>
>>> Also here is simple cron tester to see the next n iterations of your
>>> cron expression: http://cron.schlitt.info/
>>>
>>> -Chad
>>>
>>> On Dec 31, 2018, at 2:04 AM, Asanka Sanjaya <angal.sh@gmail.com> wrote:
>>>
>>> Hello,
>>>
>>> I use a cron-driven processor to start the workflow and the expression
>>> is:
>>>
>>> 0 0 0 * * ?
>>>
>>> I expect the processor to run each day at 00:00 hours. But it runs each
>>> hour instead.
>>>
>>> Processor configuration:
>>> <image.png>
>>>
>>>
>>> Flow:
>>>
>>> <image.png>
>>>
>>> What could be the possible reasons for this?
>>>
>>>
>>> --
>>>
>>> *Thanks,*
>>> Asanka Sanjaya Herath
>>> Senior Software Engineer | Zone24x7
>>>
>>>
>>>
>>
>> --
>>
>> *Thanks,*
>>
>> Asanka Sanjaya Herath
>>
>> Senior Software Engineer | Zone24x7
>>
>
>
> --
>
> *Thanks,*
>
> Asanka Sanjaya Herath
>
> Senior Software Engineer | Zone24x7
>
>

-- 

*Thanks,*

Asanka Sanjaya Herath

Senior Software Engineer | Zone24x7

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