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https://issues.apache.org/jira/browse/HDDS-1576?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sammi Chen updated HDDS-1576:
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Description:
Support configure multiple raft log storage to host multiple THREE factor RATIS
pipelines.
Unless the storage is a fast media, datanode should try best to allocate
different raft log storage for new pipeline.
was:
Support configure multiple raft
SCM should not try to create a raft group by placing the raft log on a disk
that is already used by existing Ratis ring for an open pipeline.
This constraint would have to be applied by either throwing an exception during
pipeline creation or by looking at configs on the SCM side.
Ensure constraint of one raft log per disk is met unless fast media
> Support configure more than one raft log storage to host multiple pipeline
> --------------------------------------------------------------------------
>
> Key: HDDS-1576
> URL: https://issues.apache.org/jira/browse/HDDS-1576
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Components: Ozone Datanode, SCM
> Reporter: Siddharth Wagle
> Assignee: Sammi Chen
> Priority: Major
>
> Support configure multiple raft log storage to host multiple THREE factor
> RATIS pipelines.
> Unless the storage is a fast media, datanode should try best to allocate
> different raft log storage for new pipeline.
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