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https://issues.apache.org/jira/browse/HDFS-13794?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Virajith Jalaparti updated HDFS-13794:
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    Status: Open  (was: Patch Available)

> [PROVIDED Phase 2] Teach BlockAliasMap.Writer `remove` method.
> --------------------------------------------------------------
>
>                 Key: HDFS-13794
>                 URL: https://issues.apache.org/jira/browse/HDFS-13794
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Ewan Higgs
>            Assignee: Ewan Higgs
>            Priority: Major
>         Attachments: HDFS-13794-HDFS-12090.001.patch, 
> HDFS-13794-HDFS-12090.002.patch, HDFS-13794-HDFS-12090.003.patch, 
> HDFS-13794-HDFS-12090.004.patch, HDFS-13794-HDFS-12090.005.patch
>
>
> When updating the BlockAliasMap we may need to deal with deleted blocks. 
> Otherwise the BlockAliasMap will grow indefinitely(!).
> Therefore, the BlockAliasMap.Writer needs a method for removing blocks.



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