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Jelmer Kuperus updated FLINK-8466: ---------------------------------- Description: MemoryArchivist holds on to any number of ArchivedExecutionGraph's. These ArchivedExecutionGraph instances contain a failureCause field of type ErrorInfo that wrap the exception in case one was thrown to terminate the job This exception class will more often than not have been loaded by a user code classloader, and as long as the MemoryArchivist holds on to this exception the JVM won't be able to reclaim the resources held by this classloader was: MemoryArchivist holds on to any number of ArchivedExecutionGraph's. These ArchivedExecutionGraph instances contain a failureCause field of type ErrorInfo that wrap the exception in case one was thrown to terminate the job This exception class will more often than not have been loaded by a user code classloader and as long as the MemoryArchivist holds on to this exception the JVM won't be able to reclaim the resources held by this classloader > MemoryArchivist holding on to last thrown exception prevents the user code > classloader from being garbage collected > ------------------------------------------------------------------------------------------------------------------- > > Key: FLINK-8466 > URL: https://issues.apache.org/jira/browse/FLINK-8466 > Project: Flink > Issue Type: Bug > Components: Local Runtime > Affects Versions: 1.4.0 > Reporter: Jelmer Kuperus > Priority: Major > Attachments: Screen Shot 2018-01-20 at 1.48.33 PM.png > > > MemoryArchivist holds on to any number of ArchivedExecutionGraph's. These > ArchivedExecutionGraph instances contain a failureCause field of type > ErrorInfo that wrap the exception in case one was thrown to terminate the job > This exception class will more often than not have been loaded by a user code > classloader, and as long as the MemoryArchivist holds on to this exception > the JVM won't be able to reclaim the resources held by this classloader -- This message was sent by Atlassian JIRA (v7.6.3#76005)