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Posted to issues@ozone.apache.org by "Li Cheng (Jira)" <ji...@apache.org> on 2020/10/13 07:23:00 UTC

[jira] [Assigned] (HDDS-3103) Have multi-raft pipeline calculator to recommend best pipeline number per datanode

     [ https://issues.apache.org/jira/browse/HDDS-3103?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Li Cheng reassigned HDDS-3103:
------------------------------

    Assignee:     (was: Li Cheng)

> Have multi-raft pipeline calculator to recommend best pipeline number per datanode
> ----------------------------------------------------------------------------------
>
>                 Key: HDDS-3103
>                 URL: https://issues.apache.org/jira/browse/HDDS-3103
>             Project: Hadoop Distributed Data Store
>          Issue Type: Improvement
>          Components: SCM
>    Affects Versions: 0.5.0
>            Reporter: Li Cheng
>            Priority: Critical
>
> PipelinePlacementPolicy should have a calculator method to recommend better number for pipeline number per node. The number used to come from ozone.datanode.pipeline.limit in config. SCM should be able to consider how many ratis dir and the ratis retry timeout to recommend the best pipeline number for every node.



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