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From Karl Wright <daddy...@gmail.com>
Subject Re: Illegal transaction ID/parent transaction ID
Date Thu, 07 Nov 2019 20:50:41 GMT
Have you tried deploying the combined war on tomcat instead?

I honestly do not know what is wrong but if the combined war works you have
something to compare/contrast against.

Karl


On Thu, Nov 7, 2019 at 2:45 PM SREEJITH va <va.sreejith@gmail.com> wrote:

> Thanks Karl, Here is quick summary on how I embedded Manifold in my
> application.
>
>
>    - All the required manifold jar dependencies are in pom.
>    - The properties.xml is served through
>    org.apache.manifoldcf.configfile settings in catalina.properties
>    - There is an application ready Lister where I do following things.
>
>         IThreadContext tc = ThreadContextFactory.make();
>         ManifoldCF.initializeEnvironment(tc);
>         ManifoldCF.registerThisAgent(tc);
>         ManifoldCF.reregisterAllConnectors(tc);
>         AgentsDaemon.startAgents(threadContext)
>
> One thing which I observed is that the "threadContext" which is using for
> API  *AgentsDaemon.startAgents( threadContext )* is different than the
> other initialization APIs. Is this causing this issue?. But I can create
> jobs and its running for while (may be weeks or months) until I am start
> getting this exception. I mean I don't know the pattern which this is
> happening. And I am still trying to understand that overlapping of thread
> that you mentioned in previous mail.
>
>
>
>
> On Thu, Nov 7, 2019 at 10:57 PM Karl Wright <daddywri@gmail.com> wrote:
>
>> How are you embedding ManifoldCF in your application?
>>
>> What looks like is happening is that thread contexts are being lost
>> somehow.  ManifoldCF uses thread contexts to keep track of worker
>> thread-local information, and it appears that you are calling into
>> ManifoldCF code assuming that (for example) Thread A can close Thread B's
>> transactions.  That doesn't work.
>>
>> Karl
>>
>>
>> On Thu, Nov 7, 2019 at 12:22 PM SREEJITH va <va.sreejith@gmail.com>
>> wrote:
>>
>>> Hi All,
>>>
>>> I have an spring based application in which Manifold is embedded and
>>> running in tomcat.  At some point I am getting below exceptions. Any lead
>>> on why this happening would be greatly appreciated.
>>>
>>> One scenario in which I can see this in my logs is while shutting down
>>> the tomcat. And if it happens during the run time,  Any further call to
>>> manifold services will all fail with the same exception.
>>>
>>> org.apache.manifoldcf.core.interfaces.ManifoldCFException: Illegal
>>> parent transaction ID: 1573141219180
>>>         at
>>> org.apache.manifoldcf.core.cachemanager.CacheManager.startTransaction(CacheManager.java:696)
>>>         at
>>> org.apache.manifoldcf.core.database.Database.beginTransaction(Database.java:241)
>>>         at
>>> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.beginTransaction(DBInterfacePostgreSQL.java:1188)
>>>         at
>>> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.beginTransaction(DBInterfacePostgreSQL.java:1158)
>>>         at
>>> org.apache.manifoldcf.crawler.jobs.JobManager.manualAbort(JobManager.java:6900)
>>>
>>> Caused by: org.apache.manifoldcf.core.interfaces.ManifoldCFException:
>>> Illegal transaction ID: '1573140884596'
>>>         at
>>> org.apache.manifoldcf.core.cachemanager.CacheManager.enterCache(CacheManager.java:288)
>>>         at
>>> org.apache.manifoldcf.core.cachemanager.CacheManager.findObjectsAndExecute(CacheManager.java:100)
>>>         at
>>> org.apache.manifoldcf.core.database.Database.executeQuery(Database.java:204)
>>>         at
>>> org.apache.manifoldcf.core.database.DBInterfacePostgreSQL.performQuery(DBInterfacePostgreSQL.java:837)
>>>         at
>>> org.apache.manifoldcf.core.database.BaseTable.performQuery(BaseTable.java:221)
>>>         at
>>> org.apache.manifoldcf.agents.transformationconnmgr.TransformationConnectorManager.getConnectors(TransformationConnectorManager.java:253)
>>>
>>> --
>>> Regards
>>> -Sreejith
>>>
>>
>
> --
> Regards
> -Sreejith
>

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