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https://issues.apache.org/jira/browse/HDFS-12777?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Virajith Jalaparti updated HDFS-12777:
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Summary: [READ] Reduce memory and CPU footprint for PROVIDED volumes.
(was: [READ] Share URI prefix across Provided blocks to lower memory footprint.)
> [READ] Reduce memory and CPU footprint for PROVIDED volumes.
> ------------------------------------------------------------
>
> Key: HDFS-12777
> URL: https://issues.apache.org/jira/browse/HDFS-12777
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Virajith Jalaparti
> Priority: Major
>
> As opposed to local blocks, each DN keeps track of all blocks in PROVIDED
> storage. This can be millions of blocks for 100s of TBs of PROVIDED data.
> This JIRA aims to reduce the memory footprint of these blocks by using a
> common URI prefix across all PROVIDED blocks.
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