[jira] [Assigned] (HDDS-15072) [SCM] Implement dynamic load-based switching to reconstruction for EC decommission

["Wei-Chiu Chuang (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDDS-15072?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wei-Chiu Chuang reassigned HDDS-15072:
--------------------------------------

    Assignee: Wei-Chiu Chuang

> [SCM] Implement dynamic load-based switching to reconstruction for EC decommission
> ----------------------------------------------------------------------------------
>
>                 Key: HDDS-15072
>                 URL: https://issues.apache.org/jira/browse/HDDS-15072
>             Project: Apache Ozone
>          Issue Type: Task
>            Reporter: Wei-Chiu Chuang
>            Assignee: Wei-Chiu Chuang
>            Priority: Major
>
>   Enhance ReplicationManager to calculate a Datanode's load factor using its current queue and the effective replication limit (including
>   outofservice.limit.factor). Modify ECUnderReplicationHandler to dynamically switch from 1-1 replication to reconstruction when a source Datanode's load
>   exceeds the threshold. Implement "source offloading" logic to ensure that when reconstruction is triggered, the SCM prefers healthy replicas on other
>   nodes as sources, bypassing the bottlenecked node.



--
This message was sent by Atlassian Jira
(v8.20.10#820010)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@ozone.apache.org
For additional commands, e-mail: issues-help@ozone.apache.org