[ https://issues.apache.org/jira/browse/KAFKA-5756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Gustafson resolved KAFKA-5756. ------------------------------------ Resolution: Fixed Fix Version/s: 0.11.0.1 1.0.0 Issue resolved by pull request 3702 [https://github.com/apache/kafka/pull/3702] > Synchronization issue on flush > ------------------------------ > > Key: KAFKA-5756 > URL: https://issues.apache.org/jira/browse/KAFKA-5756 > Project: Kafka > Issue Type: Bug > Components: KafkaConnect > Affects Versions: 0.10.2.0 > Reporter: Oleg Kuznetsov > Fix For: 1.0.0, 0.11.0.1 > > > Access to *OffsetStorageWriter#toFlush* is not synchronized in *doFlush()* > method, whereas this collection can be accessed from 2 different threads: > - *WorkerSourceTask.execute()*, finally block > - *SourceTaskOffsetCommitter*, from periodic flush task -- This message was sent by Atlassian JIRA (v6.4.14#64029)