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https://issues.apache.org/jira/browse/HIVE-24860?focusedWorklogId=562935&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-562935
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ASF GitHub Bot logged work on HIVE-24860:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 09/Mar/21 09:24
Start Date: 09/Mar/21 09:24
Worklog Time Spent: 10m
Work Description: klcopp opened a new pull request #2052:
URL: https://github.com/apache/hive/pull/2052
### What changes were proposed in this pull request?
Shut down thread pool HeartbeatExecutorService upon session close.
### Why are the changes needed?
If the HeartBeaterExecutorService isn't shut down, UDF classes belonging to
the session's UDFClassLoader (which was the session thread's context
classloader at HeartBeaterExecutorService creation) could pile up and cause
Metaspace OOM.
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
Manually
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Issue Time Tracking
-------------------
Worklog Id: (was: 562935)
Remaining Estimate: 0h
Time Spent: 10m
> DbTxnManager$HeartbeaterThread thread leak
> ------------------------------------------
>
> Key: HIVE-24860
> URL: https://issues.apache.org/jira/browse/HIVE-24860
> Project: Hive
> Issue Type: Bug
> Reporter: Karen Coppage
> Assignee: Karen Coppage
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
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