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Posted to hdfs-issues@hadoop.apache.org by "Ewan Higgs (JIRA)" <ji...@apache.org> on 2018/08/08 10:11:00 UTC
[jira] [Comment Edited] (HDFS-13794) [PROVIDED Phase 2] Teach
BlockAliasMap.Writer `remove` method.
[ https://issues.apache.org/jira/browse/HDFS-13794?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16572979#comment-16572979 ]
Ewan Higgs edited comment on HDFS-13794 at 8/8/18 10:10 AM:
------------------------------------------------------------
002
- Removed {{ITestInMemoryAliasMapProtocolClient}} and {{DFS_PROVIDED_ALIASMAP_INMEMORY_RPC_BIND_HOST_KEY}}.
was (Author: ehiggs):
Removed {{ITestInMemoryAliasMapProtocolClient}} and {{DFS_PROVIDED_ALIASMAP_INMEMORY_RPC_BIND_HOST_KEY}}.
> [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
>
>
> 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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