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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-1167) InMemoryFileSystem uses synchronizedtMaps with maps that are locked anyways
Date Tue, 27 Mar 2007 22:25:32 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-1167?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Owen O'Malley updated HADOOP-1167:
----------------------------------

    Status: Patch Available  (was: Open)

> InMemoryFileSystem uses synchronizedtMaps with maps that are locked anyways
> ---------------------------------------------------------------------------
>
>                 Key: HADOOP-1167
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1167
>             Project: Hadoop
>          Issue Type: Improvement
>          Components: fs
>    Affects Versions: 0.12.2
>            Reporter: Owen O'Malley
>         Assigned To: Owen O'Malley
>            Priority: Minor
>             Fix For: 0.13.0
>
>         Attachments: h1167.patch
>
>
> The InMemoryFileSystem uses synchronizedMaps and then guards each access to them by locking
the FileSystem. There is also insufficient synchronization in create.

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