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https://issues.apache.org/jira/browse/FLINK-24080?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chesnay Schepler updated FLINK-24080:
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Summary: FileCache can leak user code classloader (was: taskmanagers leak
suspect ChildFirstClassLoader Biggest instances)
> FileCache can leak user code classloader
> ----------------------------------------
>
> Key: FLINK-24080
> URL: https://issues.apache.org/jira/browse/FLINK-24080
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Task
> Affects Versions: 1.11.0, 1.12.0, 1.13.0, 1.14.0
> Reporter: leishuiyu
> Priority: Major
> Attachments: GC root.png, class add.png, screenshot-1.png
>
>
> * Symptom After submitting a batch task for several times, the task is
> abnormal ,Caused by: java.lang.OutOfMemoryError: Direct buffer memory
> * MAT analyzing memory find five ChildFirstClassLoader instances, submit
> five batch job
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