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https://issues.apache.org/jira/browse/HADOOP-17238?focusedWorklogId=484888&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-484888
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ASF GitHub Bot logged work on HADOOP-17238:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 16/Sep/20 02:39
Start Date: 16/Sep/20 02:39
Worklog Time Spent: 10m
Work Description: JohnZZGithub opened a new pull request #2308:
URL: https://github.com/apache/hadoop/pull/2308
## NOTICE
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and you need to set the title of the pull request which starts with
the corresponding JIRA issue number. (e.g. HADOOP-XXXXX. Fix a typo in YYY.)
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Issue Time Tracking
-------------------
Worklog Id: (was: 484888)
Remaining Estimate: 0h
Time Spent: 10m
> Add ViewFileSystem/InodeTree Mount points Resolution Cache
> -----------------------------------------------------------
>
> Key: HADOOP-17238
> URL: https://issues.apache.org/jira/browse/HADOOP-17238
> Project: Hadoop Common
> Issue Type: Improvement
> Components: viewfs
> Reporter: zhenzhao wang
> Assignee: zhenzhao wang
> Priority: Minor
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Now the ViewFileSystem walkthrough InodeTree to resolve the passed-in path.
> This could be optimized by adding a cache of resolution result. It will
> benefit all kinds of mount points. And it is also very useful to reduce the
> Regex parse cost of Regex Mount points introduced in HADOOP-15891
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