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https://issues.apache.org/jira/browse/HDFS-15406?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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hemanthboyina updated HDFS-15406:
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Description:
In our customer cluster we have approx 10M blocks in one datanode
When Datanode scans all the blocks , it has taken more time
> Improve the speed of Datanode Block Scan
> ----------------------------------------
>
> Key: HDFS-15406
> URL: https://issues.apache.org/jira/browse/HDFS-15406
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: hemanthboyina
> Assignee: hemanthboyina
> Priority: Major
>
> In our customer cluster we have approx 10M blocks in one datanode
> When Datanode scans all the blocks , it has taken more time
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