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https://issues.apache.org/jira/browse/HDFS-5027?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aaron T. Myers updated HDFS-5027:
---------------------------------
Resolution: Fixed
Fix Version/s: 2.1.0-beta
Hadoop Flags: Reviewed
Status: Resolved (was: Patch Available)
Thanks a lot for the review, Kihwal. I've just committed this trunk, branch-2,
and branch-2.1-beta.
> On startup, DN should scan volumes in parallel
> ----------------------------------------------
>
> Key: HDFS-5027
> URL: https://issues.apache.org/jira/browse/HDFS-5027
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Affects Versions: 2.0.4-alpha
> Reporter: Aaron T. Myers
> Assignee: Aaron T. Myers
> Fix For: 2.1.0-beta
>
> Attachments: HDFS-5027.patch
>
>
> On startup the DN must scan all replicas on all configured volumes before the
> initial block report to the NN. This is currently done serially, but can be
> done in parallel to improve startup time of the DN.
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