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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-4098) Support append to original files which are snapshotted
Date Thu, 17 Jan 2013 14:28:13 GMT

     [ https://issues.apache.org/jira/browse/HDFS-4098?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE updated HDFS-4098:
-----------------------------------------

    Attachment: h4098_20130117.patch

Thanks Jing for the review.   You are right that we need to replace the inode in the circular
linked list.

h4098_20130117.patch
                
> Support append to original files which are snapshotted
> ------------------------------------------------------
>
>                 Key: HDFS-4098
>                 URL: https://issues.apache.org/jira/browse/HDFS-4098
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>             Fix For: Snapshot (HDFS-2802)
>
>         Attachments: h4098_20130107.patch, h4098_20130109b.patch, h4098_20130113.patch,
h4098_20130116.patch, h4098_20130117.patch, HDFS-4098.compile.patch
>
>
> When a regular file is reopened for append, the type is changed from INodeFile to INodeFileUnderConstruction.
 The type of snapshotted files (i.e. original files) is INodeFileWithLink.  We have to support
similar "under construction" INodeFileWithLink.

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