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https://issues.apache.org/jira/browse/HDDS-2176?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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mingchao zhao updated HDDS-2176:
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Target Version/s: 1.4.0 (was: 1.3.0)
> Add new pipeline state “CLOSING” and new CLOSE_PIPELINE_STATUS command
> ----------------------------------------------------------------------
>
> Key: HDDS-2176
> URL: https://issues.apache.org/jira/browse/HDDS-2176
> Project: Apache Ozone
> Issue Type: Improvement
> Components: Ozone Datanode, SCM
> Reporter: Sammi Chen
> Assignee: Sammi Chen
> Priority: Major
>
> Currrent pipeline has 3 states, ALLOCATED, OPEN and CLOSED.
> When create pipeline command is sent out to datanodes from SCM, this pipeline
> is marked as ALLOCATED in SCM. Once SCM received all 3 datanodes
> confirmation of pipelinee creation, SCM will change pipeline's state from
> ALLOCATED to OPEN.
> Close pipeline process is similar. Add a new CLOSING state to pipeline. When
> close pipeline command is sent out to datanodes, pipeline will be marked as
> CLOSING. When all 3 datanode confirmed, change pipeline state from CLOSING
> to CLOSED.
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