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Posted to hdfs-issues@hadoop.apache.org by "Aravindan Vijayan (JIRA)" <ji...@apache.org> on 2019/03/20 19:38:00 UTC
[jira] [Work started] (HDDS-1234) Iterate the OM DB snapshot and
populate the recon container DB.
[ https://issues.apache.org/jira/browse/HDDS-1234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Work on HDDS-1234 started by Aravindan Vijayan.
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> Iterate the OM DB snapshot and populate the recon container DB.
> ----------------------------------------------------------------
>
> Key: HDDS-1234
> URL: https://issues.apache.org/jira/browse/HDDS-1234
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Components: Ozone Recon
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Priority: Major
> Fix For: 0.5.0
>
>
> * OM DB snapshot contains the Key->ContainerId + BlockId information.
> * Iterate the OM snapshot DB and create the reverse map of (ContainerId, Key prefix) -> Key count to be stored in the Recon container DB.
> * Use a codec to store data into Recon container DB.
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