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From "Anu Engineer (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HDDS-22) Restructure SCM - Datanode protocol
Date Wed, 19 Sep 2018 17:20:00 GMT

     [ https://issues.apache.org/jira/browse/HDDS-22?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Anu Engineer resolved HDDS-22.
------------------------------
    Resolution: Fixed

All sub-tasks are resolved. 

> Restructure SCM - Datanode protocol
> -----------------------------------
>
>                 Key: HDDS-22
>                 URL: https://issues.apache.org/jira/browse/HDDS-22
>             Project: Hadoop Distributed Data Store
>          Issue Type: Improvement
>          Components: Ozone Datanode, SCM
>            Reporter: Nanda kumar
>            Assignee: Nanda kumar
>            Priority: Major
>
> This jira aims at properly defining the SCM - Datanode protocol.
> *EBNF of Heartbeat*
> {noformat}
> Heartbeat ::= DatanodeDetails | NodeReport | ContainerReports | ContainerActions | PipelineReports
>   DatanodeDetails ::= UUID | IpAddress | Hostname | Port
>     Port ::= Type | Value
>   NodeReport ::= NodeIOStats | StorageReports
>     NodeIOStats ::= ContainerOps | KeyOps | ChunkOps
>       ContainerOps ::= CreateCount | DeleteCount| GetInfoCount
>       KeyOps ::= putKeyCount | getKeyCount | DeleteKeyCount | ListKeyCount
>       ChunkOps ::= WriteChunkCount | ReadChunkCount | DeleteChunkCount
>     StorageReports ::= zero or more StorageReport	
>       StorageReport ::= StorageID | Health | Used | Available | VolumeIOStats
>         Health ::= Status | ErrorCode | Message
>         VolumeIOStats ::= ReadBytes | ReadOpCount | WriteBytes | WriteOpCount | ReadTime
| WriteTime
>   ContainerReports ::= zero or more ContainerReport
>     ContainerReport ::= ContainerID | finalHash | size | used | keyCount |  Name |  LifeCycleState
| ContainerIOStats		
>       ContainerIOStats ::= readCount| writeCount| readBytes| writeBytes
>   ContainerActions ::= ContainerInfo | Action | Reason
>   PipelineReport ::= PipelineID | Members | RatisChange | ChangeTimeStamp | EpochID |
LogStats | LogFailed
>     RatisChange ::= NodeAdded | NodeRemoved | DeadNode | NewLeaderElected | EpochChanged
> {noformat}



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