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Posted to issues@camel.apache.org by "Claus Ibsen (Jira)" <ji...@apache.org> on 2021/07/02 15:00:00 UTC
[jira] [Assigned] (CAMEL-16782) Getting
FailedToCreateProducerException with reason
java.util.ConcurrentModificationException randomly when using huge split
[ https://issues.apache.org/jira/browse/CAMEL-16782?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Claus Ibsen reassigned CAMEL-16782:
-----------------------------------
Assignee: Claus Ibsen
> Getting FailedToCreateProducerException with reason java.util.ConcurrentModificationException randomly when using huge split
> ----------------------------------------------------------------------------------------------------------------------------
>
> Key: CAMEL-16782
> URL: https://issues.apache.org/jira/browse/CAMEL-16782
> Project: Camel
> Issue Type: Bug
> Components: camel-core
> Affects Versions: 3.11.0
> Reporter: Tapio Piironen
> Assignee: Claus Ibsen
> Priority: Major
> Fix For: 3.11.1, 3.12.0
>
>
> When splitting and then sending a huge list of strings(38 000) that create xml-documents for each line. Getting randomly this exception (so not for each line, about 5 times failed):
> org.apache.camel.FailedToCreateProducerException: Failed to create Producer for endpoint: sftp://serverHere?disconnect=true. Reason: java.util.ConcurrentModificationException
> at org.apache.camel.support.cache.DefaultProducerCache.acquireProducer(DefaultProducerCache.java:155) ~[?:?]
> at org.apache.camel.support.cache.DefaultProducerCache.doInAsyncProducer(DefaultProducerCache.java:283) ~[?:?]
> at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:190) ~[?:?]
> at org.apache.camel.processor.errorhandler.RedeliveryErrorHandler$SimpleTask.run(RedeliveryErrorHandler.java:463) ~[?:?]
> at org.apache.camel.impl.engine.DefaultReactiveExecutor$Worker.schedule(DefaultReactiveExecutor.java:179) ~[?:?]
> at org.apache.camel.impl.engine.DefaultReactiveExecutor.schedule(DefaultReactiveExecutor.java:59) ~[?:?]
> at org.apache.camel.processor.MulticastProcessor.lambda$schedule$1(MulticastProcessor.java:348) ~[?:?]
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?]
> at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
> at java.lang.Thread.run(Thread.java:829) [?:?]
> Caused by: java.util.ConcurrentModificationException
> at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:1043) ~[?:?]
> at java.util.ArrayList$Itr.next(ArrayList.java:997) ~[?:?]
> at org.apache.camel.support.cache.ServicePool$MultiplePool.cleanupEvicts(ServicePool.java:318) ~[?:?]
> at org.apache.camel.support.cache.ServicePool$MultiplePool.acquire(ServicePool.java:333) ~[?:?]
> at org.apache.camel.support.cache.ServicePool$MultiplePool.acquire(ServicePool.java:296) ~[?:?]
> at org.apache.camel.support.cache.ServicePool.acquire(ServicePool.java:109) ~[?:?]
> at org.apache.camel.support.cache.DefaultProducerCache.acquireProducer(DefaultProducerCache.java:126) ~[?:?]
> ... 11 more
>
> two routes:
> <from uri="sftp: ..."/>
> <split parallelProcessing="true">
> <tokenize token="\r\n|\n" xml="false" trim="true"/>
> <convertBodyTo type="java.lang.String" charset="UTF-8"/>
> <to uri="bean:createXML?method=collect"/>
> <to uri="direct:sendToSftpRoute"/>
> </split>
>
> <from uri="direct:sendToSftpRoute"/>
> <to uri="sftp: ...?disconnect=true"/>
>
> This issue came after upgrading from 3.4.2 -> 3.11.0
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