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Posted to common-issues@hadoop.apache.org by "Syed Shameerur Rahman (Jira)" <ji...@apache.org> on 2020/06/22 13:23:00 UTC

[jira] [Comment Edited] (HADOOP-16963) HADOOP-16582 changed mkdirs() behavior

    [ https://issues.apache.org/jira/browse/HADOOP-16963?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17142033#comment-17142033 ] 

Syed Shameerur Rahman edited comment on HADOOP-16963 at 6/22/20, 1:22 PM:
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[~stevel@apache.org] Yes, hive uses *ProxyFileSystem* for running qtests. As you said we need to override FilterFS.mkdir(path) in hive to avoid qtests failing. Verified locally by overriding mkdir(path) in ProxyFileSystem. I will raise a corresponding jira in hive
cc: [~kgyrtkirk]


was (Author: srahman):
[~stevel@apache.org] Yes, hive uses *ProxyFileSystem* for running qtests. As you said we need to override FilterFS.mkdir(path) in hive to avoid qtests failing. Verified locally by overriding mkdir(path) in ProxyFileSystem
cc: [~kgyrtkirk]

> HADOOP-16582 changed mkdirs() behavior
> --------------------------------------
>
>                 Key: HADOOP-16963
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16963
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 2.10.0, 3.3.0, 2.8.6, 2.9.3, 3.1.3, 3.2.2
>            Reporter: Wei-Chiu Chuang
>            Priority: Critical
>
> HADOOP-16582 changed behavior of {{mkdirs()}}
> Some Hive tests depend on the old behavior and they fail miserably.
> {quote}
> earlier:
> all plain mkdirs(somePath) were fast-tracked to FileSystem.mkdirs which have rerouted them to mkdirs(somePath, somePerm) method with some defaults (which were static)
> an implementation of FileSystem have only needed implement "mkdirs(somePath, somePerm)" - because the other was not neccessarily called if it was always in a FilterFileSystem or something like that
> now:
> especially FilterFileSystem forwards the call of mkdirs(p) to the actual fs implementation...which may skip overriden mkdirs(somPath,somePerm) methods
> ...and could cause issues for existing FileSystem implementations
> {quote}
> File this jira to address this problem.
> [~kgyrtkirk] [~stevel@apache.org] [~kihwal]



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