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https://issues.apache.org/jira/browse/HDFS-7661?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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GAO Rui updated HDFS-7661:
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Attachment: Undo-Log-Design-20160406.jpg
> [umbrella] support hflush and hsync for erasure coded files
> -----------------------------------------------------------
>
> Key: HDFS-7661
> URL: https://issues.apache.org/jira/browse/HDFS-7661
> Project: Hadoop HDFS
> Issue Type: New Feature
> Components: erasure-coding
> Reporter: Tsz Wo Nicholas Sze
> Assignee: GAO Rui
> Attachments: EC-file-flush-and-sync-steps-plan-2015-12-01.png,
> HDFS-7661-unitTest-wip-trunk.patch, HDFS-7661-wip.01.patch,
> HDFS-EC-file-flush-sync-design-v20160323.pdf,
> HDFS-EC-file-flush-sync-design-version1.1.pdf, Undo-Log-Design-20160406.jpg
>
>
> We also need to support hflush/hsync and visible length.
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