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https://issues.apache.org/jira/browse/HDFS-11119?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15649351#comment-15649351
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ASF GitHub Bot commented on HDFS-11119:
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GitHub user arp7 opened a pull request:
https://github.com/apache/hadoop/pull/155
HDFS-11119. Support for parallel checking of StorageLocations on DataNode
startup
Introduce a StorageLocationChecker class that can parallelize checking
StorageLocations. It also detects stalled checks and flags such volumes as
failed. The DataNode will use this class in the next Jira.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/arp7/hadoop HDFS-11119
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/hadoop/pull/155.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #155
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commit 3561232c37de5eddde6185cec60933e0c687bbed
Author: Arpit Agarwal <a...@apache.org>
Date: 2016-11-08T22:41:59Z
HDFS-11119. Support for parallel checking of StorageLocations on DataNode
startup.
----
> Support for parallel checking of StorageLocations on DataNode startup
> ---------------------------------------------------------------------
>
> Key: HDFS-11119
> URL: https://issues.apache.org/jira/browse/HDFS-11119
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
>
> The {{AsyncChecker}} support introduced by HDFS-11114 can be used to
> parallelize checking {{StorageLocation}} s on Datanode startup.
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