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https://issues.apache.org/jira/browse/HADOOP-17485?focusedWorklogId=539283&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-539283
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ASF GitHub Bot logged work on HADOOP-17485:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 21/Jan/21 19:34
Start Date: 21/Jan/21 19:34
Worklog Time Spent: 10m
Work Description: hadoop-yetus commented on pull request #2631:
URL: https://github.com/apache/hadoop/pull/2631#issuecomment-764886532
:broken_heart: **-1 overall**
| Vote | Subsystem | Runtime | Comment |
|:----:|----------:|--------:|:--------|
| +0 :ok: | reexec | 0m 0s | Docker mode activated. |
| -1 :x: | patch | 0m 10s | https://github.com/apache/hadoop/pull/2631
does not apply to branch-2.10. Rebase required? Wrong Branch? See
https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute for help.
|
| Subsystem | Report/Notes |
|----------:|:-------------|
| GITHUB PR | https://github.com/apache/hadoop/pull/2631 |
| Console output |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2631/2/console |
| versions | git=2.17.1 |
| Powered by | Apache Yetus 0.12.0 https://yetus.apache.org |
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Issue Time Tracking
-------------------
Worklog Id: (was: 539283)
Remaining Estimate: 0h
Time Spent: 10m
> port UGI#getGroupsSet optimizations into 2.10
> ---------------------------------------------
>
> Key: HADOOP-17485
> URL: https://issues.apache.org/jira/browse/HADOOP-17485
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Ahmed Hussein
> Assignee: Ahmed Hussein
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> HADOOP-17079 introduced an optimization adding a UGI#getGroupsSet and use
> Set#contains() instead of List#contains() to speed up large group look up
> while minimize List->Set conversions in Groups#getGroups() call.
> This ticket is to port the changes into branch-2.10.
>
> CC: [~Jim_Brennan], [~xyao]
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