Hi all,
Thanks for the responses. I'll configure this in the dev environment and do
a test and let know the outcomes.
On Tuesday, 8 November 2016, Rajith Vitharana <raji...@wso2.com> wrote:
>
>
> On 7 November 2016 at 22:47, Sinthuja Ragendran <sinth...@wso2.com
> <javascript:_e(%7B%7D,'cvml','sinth...@wso2.com');>> wrote:
>
>> Hi,
>>
>> Have you configured <taskServerCount> parameter in the task-config.xml?
>> AFAIR the server will wait for the configured number of nodes to be present
>> before trying to schedule the task.
>>
> And here count doesn't include manager node as it won't execute tasks,
> hence it expects a worker node(task node) to start up. Hence no exception
> when starting worker nodes first.
>
> Thanks,
>
>>
>> Thanks,
>> Sinthuja.
>>
>> On Mon, Nov 7, 2016 at 4:57 PM, Dilshani Subasinghe <dilsh...@wso2.com
>> <javascript:_e(%7B%7D,'cvml','dilsh...@wso2.com');>> wrote:
>>
>>> Hi Shazni,
>>>
>>> AFAIK this is an expected behavior. I got this issue in ESB cluster.
>>> Hope someone in the team will provide a proper answer for that error.
>>>
>>> Regards,
>>> Dilshani
>>>
>>> On Mon, Nov 7, 2016 at 4:48 PM, Shazni Nazeer <sha...@wso2.com
>>> <javascript:_e(%7B%7D,'cvml','sha...@wso2.com');>> wrote:
>>>
>>>> I get the following exception in the manager node when it's started
>>>> first before worker nodes. Exception doesn't occur if the worker nodes
>>>> started first. I have a scheduled task deployed in the setup.
>>>>
>>>> TID: [-1234] [] [2016-11-03 12:36:36,126] ERROR
>>>> {org.wso2.carbon.mediation.ntask.NTaskTaskManager} - Scheduling task [[
>>>> NTask::-1234::CalendarCleanupTask]::synapse.simple.quartz] FAILED.
>>>> Error: No available task nodes for resolving a task l
>>>> ocation {org.wso2.carbon.mediation.ntask.NTaskTaskManager}
>>>> org.wso2.carbon.ntask.common.TaskException: No available task nodes
>>>> for resolving a task location
>>>>
>>>> at org.wso2.carbon.ntask.core.impl.clustered.ClusteredTaskManager.
>>>> getTaskLocation(ClusteredTaskManager.java:232)
>>>> at org.wso2.carbon.ntask.core.impl.clustered.ClusteredTaskManager.
>>>> locateMemberForTask(ClusteredTaskManager.java:209)
>>>> at org.wso2.carbon.ntask.core.impl.clustered.ClusteredTaskManager.
>>>> getMemberIdFromTaskName(ClusteredTaskManager.java:283)
>>>> at org.wso2.carbon.ntask.core.impl.clustered.ClusteredTaskManager.
>>>> scheduleTask(ClusteredTaskManager.java:91)
>>>> at org.wso2.carbon.mediation.ntask.NTaskTaskManager.schedule(NT
>>>> askTaskManager.java:103)
>>>> at org.wso2.carbon.mediation.ntask.NTaskTaskManager.init(NTaskT
>>>> askManager.java:352)
>>>> at org.wso2.carbon.mediation.ntask.NTaskTaskManager.update(NTas
>>>> kTaskManager.java:365)
>>>> at org.wso2.carbon.mediation.ntask.internal.NtaskService.update
>>>> AndCleanupObservers(NtaskService.java:103)
>>>> at org.wso2.carbon.mediation.ntask.internal.NtaskService.setCon
>>>> figurationContextService(NtaskService.java:96)
>>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAcce
>>>> ssorImpl.java:57)
>>>> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMe
>>>> thodAccessorImpl.java:43)
>>>> at java.lang.reflect.Method.invoke(Method.java:606)
>>>> at org.eclipse.equinox.internal.ds.model.ComponentReference.bin
>>>> d(ComponentReference.java:376)
>>>> at org.eclipse.equinox.internal.ds.model.ServiceComponentProp.b
>>>> indReference(ServiceComponentProp.java:430)
>>>> at org.eclipse.equinox.internal.ds.model.ServiceComponentProp.b
>>>> ind(ServiceComponentProp.java:218)
>>>> at org.eclipse.equinox.internal.ds.model.ServiceComponentProp.b
>>>> uild(ServiceComponentProp.java:343)
>>>> at org.eclipse.equinox.internal.ds.InstanceProcess.buildComponent(
>>>> InstanceProcess.java:620)
>>>> at org.eclipse.equinox.internal.ds.InstanceProcess.buildComponents(
>>>> InstanceProcess.java:197)
>>>> at org.eclipse.equinox.internal.ds.Resolver.getEligible(Resolve
>>>> r.java:343)
>>>> at org.eclipse.equinox.internal.ds.SCRManager.serviceChanged(SC
>>>> RManager.java:222)
>>>> at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.
>>>> serviceChanged(FilteredServiceListener.java:107)
>>>>
>>>>
>>>> According to [1] this is expected. Is there a fix for this to suppress
>>>> the exception?
>>>>
>>>> [1] http://bugsbydilshani.blogspot.co.uk/2016/07/wso2esbclus
>>>> ter-task-scheduling-error.html
>>>>
>>>> --
>>>> Shazni Nazeer
>>>> Associate Technical Lead | WSO2
>>>>
>>>> Mob : +94 777737331
>>>> LinkedIn : http://lk.linkedin.com/in/shazninazeer
>>>> Blog : http://shazninazeer.blogspot.com
>>>>
>>>> <http://wso2.com/signature>
>>>>
>>>
>>>
>>>
>>> --
>>> Best Regards,
>>>
>>> Dilshani Subasinghe
>>> Software Engineer - QA *|* WSO2
>>> lean *|* enterprise *|* middleware
>>>
>>> Mobile : +94773375185
>>> Blog : dilshani.me
>>>
>>> <https://wso2.com/signature>
>>>
>>> _______________________________________________
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>>>
>>>
>>
>>
>> --
>> *Sinthuja Rajendran*
>> Technical Lead
>> WSO2, Inc.:http://wso2.com
>>
>> Blog: http://sinthu-rajan.blogspot.com/
>> Mobile: +94774273955
>>
>>
>>
>> _______________________________________________
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>>
>>
>
>
> --
> Rajith Vitharana
>
> Senior Software Engineer,
> WSO2 Inc. : wso2.com
> Mobile : +94715883223
> Blog : http://lankavitharana.blogspot.com/
> <http://wso2.com/signature>
>
--
Shazni Nazeer
Associate Technical Lead | WSO2
Mob : +94 777737331
LinkedIn : http://lk.linkedin.com/in/shazninazeer
Blog : http://shazninazeer.blogspot.com
<http://wso2.com/signature>
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