[
https://issues.apache.org/jira/browse/HIVE-24636?focusedWorklogId=542835&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-542835
]
ASF GitHub Bot logged work on HIVE-24636:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 27/Jan/21 13:43
Start Date: 27/Jan/21 13:43
Worklog Time Spent: 10m
Work Description: zmatyus opened a new pull request #1917:
URL: https://github.com/apache/hive/pull/1917
### What changes were proposed in this pull request?
When a class loader is being closed, it should also be released from the
`org.apache.commons.logging.LogFactory#factories`, where it is being used as a
key.
### Why are the changes needed?
Current implementation has a slow but steady memory leak.
### Does this PR introduce any user-facing change?
No
### How was this patch tested?
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Issue Time Tracking
-------------------
Worklog Id: (was: 542835)
Time Spent: 40m (was: 0.5h)
> Memory leak due to stacking UDFClassLoader in Apache Commons LogFactory
> -----------------------------------------------------------------------
>
> Key: HIVE-24636
> URL: https://issues.apache.org/jira/browse/HIVE-24636
> Project: Hive
> Issue Type: Bug
> Components: HiveServer2
> Affects Versions: 3.1.0
> Reporter: dohongdayi
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-24636.1.patch.txt
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> Much the same as [HIVE-7563|https://issues.apache.org/jira/browse/HIVE-7563],
> after ClassLoader is closed in JavaUtils, it should be released by Apache
> Commons LogFactory, or the ClassLoader can't be Garbage Collected, which
> leads to memory leak, exactly our PROD met.
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