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Re: scheduling in DHIS

 

We have couple of fixes ready. Will send the PR's shortly.

Regards
Vanya

On Sat, Sep 24, 2016 at 5:59 PM, Lars Helge Øverland <lars@xxxxxxxxx> wrote:

> Thanks Vanya,
>
> this sounds good.
>
> regards,
>
> Lasr
>
>
> On Tue, Aug 23, 2016 at 9:05 AM, Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>
> wrote:
>
>> Hi Halvdan
>>
>> We will extend the functionality and send a patch.
>>
>> Regards
>> Vanya
>>
>> On Mon, Aug 22, 2016 at 5:57 PM, Halvdan Hoem Grelland <halvdan@xxxxxxxxx
>> > wrote:
>>
>>> Vanya,
>>>
>>> If you're talking about simply exposing TaskExecutor.submitListenable(Runnable)
>>> in the Scheduler interface, it's not a big deal. I'd think you could just
>>> go ahead. Alternately you could wire the AsyncListenableTaskExecutor bean
>>> directly into the service, I suppose.
>>>
>>> On Mon, Aug 22, 2016 at 12:55 PM, Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>
>>> wrote:
>>>
>>>> Hi Lars
>>>>
>>>> Any comments on this one?
>>>>
>>>> Regards
>>>> Vanya
>>>>
>>>> On Wed, Aug 17, 2016 at 12:44 PM, Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>
>>>> wrote:
>>>>
>>>>> Hi Lars
>>>>>
>>>>> We are looking at extending org.hisp.dhis.system.scheduling.Scheduler to
>>>>> also have the ability to return the ListenableFuture for a Runnable as
>>>>> well. This will help us or any dev in the future to check the status of the
>>>>> ongoing Runnables in the system and provide some user experience around it.
>>>>>
>>>>> Please let know if you are ok with us taking it up? As we want to fix
>>>>> a bug wherein the "sync now" button should not be clickable if the task is
>>>>> already running.
>>>>>
>>>>> Regards
>>>>> Vanya
>>>>>
>>>>>
>>>>> On Mon, Aug 8, 2016 at 9:26 AM, Aamer Mohammed <
>>>>> aamerm@xxxxxxxxxxxxxxxx> wrote:
>>>>>
>>>>>> Hi Lars/Morten,
>>>>>>
>>>>>> The scheduling page in DHIS 2.24 has ability to run tasks immediately
>>>>>> in below sections.
>>>>>>
>>>>>>    - Metadata Synchronization - Using 'Sync Now' button
>>>>>>    - SMS Scheduler - Using 'Run Now' button
>>>>>>
>>>>>> When the user clicks 'Sync Now' button, an asynchronous task is
>>>>>> triggered in the backend for metadata synchronization. The user can click
>>>>>> the button again before the synchronization task is even complete. We want
>>>>>> to prevent this as it can spawn multiple threads in the system all doing
>>>>>> the same job leading to race conditions in system.
>>>>>>
>>>>>> We can do the changes in SchedulingManager.executeTask so that it
>>>>>> will check the status of the previously submitted task. If it is not
>>>>>> running then it will start new task or otherwise not. These changes should
>>>>>> be applicable to any 'executeNow' type tasks in the system.
>>>>>>
>>>>>> Does DHIS2 already have such functionality available elsewhere in the
>>>>>> system? Any thoughts on this approach.
>>>>>>
>>>>>>
>>>>>> Thanks
>>>>>> Aamer.
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> With Regards
>>>>> ThoughtWorks Technologies
>>>>> Hyderabad
>>>>>
>>>>> --Stay Hungry Stay Foolish!!
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> With Regards
>>>> ThoughtWorks Technologies
>>>> Hyderabad
>>>>
>>>> --Stay Hungry Stay Foolish!!
>>>>
>>>> _______________________________________________
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>>>>
>>>>
>>>
>>>
>>> --
>>> Halvdan Hoem Grelland
>>> Software developer, DHIS 2
>>> University of Oslo
>>> http://www.dhis2.org <https://www.dhis2.org/>
>>>
>>>
>>
>>
>> --
>> With Regards
>> ThoughtWorks Technologies
>> Hyderabad
>>
>> --Stay Hungry Stay Foolish!!
>>
>
>
>
> --
> Lars Helge Øverland
> Lead developer, DHIS 2
> University of Oslo
> Skype: larshelgeoverland
> lars@xxxxxxxxx
> http://www.dhis2.org <https://www.dhis2.org/>
>
>


-- 
With Regards
ThoughtWorks Technologies
Hyderabad

--Stay Hungry Stay Foolish!!

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