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https://issues.apache.org/jira/browse/HDFS-1122?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jitendra Nath Pandey updated HDFS-1122:
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Attachment: HDFS-1122-20-security.2.patch
The attached patch is Sam's original patch with following changes
1) Rebased against 20-security.
2) Changed testcase to junit4.
3) Addressed Todd's comments.
> client block verification may result in blocks in DataBlockScanner prematurely
> ------------------------------------------------------------------------------
>
> Key: HDFS-1122
> URL: https://issues.apache.org/jira/browse/HDFS-1122
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: 0.20-append
> Reporter: sam rash
> Assignee: sam rash
> Attachments: HDFS-1122-20-security.2.patch, hdfs-1122-for-0.20.txt
>
>
> found that when the DN uses client verification of a block that is open for
> writing, it will add it to the DataBlockScanner prematurely.
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